What is *Cloud Computing* by Nayan B. Ruparelia about?

*Cloud Computing* provides a non-technical, business-focused guide to understanding cloud technology’s benefits, risks, and strategic applications. It explains core concepts like service models (IaaS, PaaS, SaaS), deployment options, security best practices, and how cloud adoption drives agility for startups and enterprises. The revised 2023 edition adds insights on Kubernetes, data migration, and comparisons of AWS, Azure, and Google Cloud.

Who should read *Cloud Computing* by Nayan B. Ruparelia?

Business leaders, IT managers, and non-technical professionals seeking to leverage cloud technology without technical jargon will benefit most. It’s ideal for decision-makers evaluating cloud services, startups aiming to scale cost-effectively, and enterprises transitioning to hybrid cloud models. The book avoids marketing hype, focusing on practical use cases and governance strategies.

Is *Cloud Computing* by Nayan B. Ruparelia worth reading?

Yes—it’s a concise, updated primer balancing theoretical frameworks with real-world applications. The 2023 edition covers Kubernetes, cloud-native architectures, and security tools like IAM, making it relevant for modern IT landscapes. Its emphasis on business impact over technical minutiae sets it apart from overly technical or promotional cloud guides.

How does *Cloud Computing* explain different cloud service models?

Ruparelia breaks down three core models: **IaaS** (virtualized infrastructure), **PaaS** (development platforms), and **SaaS** (software subscriptions). He highlights use cases—e.g., startups using IaaS to avoid hardware costs—and compares tradeoffs like control vs. scalability. A 2023 addition contrasts AWS, Azure, and Google Cloud for each model.

What are the key security considerations in *Cloud Computing*?

The book stresses shared responsibility models, where providers secure infrastructure while users protect data and access. It details tools like Identity and Access Management (IAM) and Security Information and Event Management (SIEM), contrasting on-premise vs. cloud security practices. Jurisdiction risks and compliance in hybrid clouds are also addressed.

How does cloud computing impact business strategy according to Ruparelia?

Ruparelia positions the cloud as a paradigm shift, enabling startups to scale affordably and enterprises to innovate faster. He explores cost models (OPEX vs. CAPEX), agility in resource allocation, and how BPaaS (Business Process as a Service) streamlines operations. The 2023 edition adds insights on microservices and automation.

What deployment models does *Cloud Computing* analyze?

The book compares **public** (shared, cost-effective), **private** (dedicated, secure), **hybrid** (mixed infrastructure), and **community** (industry-specific) clouds. It provides decision frameworks—e.g., healthcare opting for private clouds for compliance—and discusses hybrid setups balancing security with scalability.

How does *Cloud Computing* address data migration challenges?

The revised edition outlines steps for assessing legacy systems, choosing lift-and-shift vs. refactoring approaches, and avoiding vendor lock-in. Ruparelia emphasizes data integrity checks, bandwidth planning, and tools like Kubernetes for orchestration during transitions.

クラウドコンピューティング入門

ナヤン・B・ルパレリア

3.33(153 Reviews)

『クラウドコンピューティング入門』の概要

専門用語を排してクラウドコンピューティングを解き明かすルパレリア（Ruparelia）の不可欠なガイドは、企業のデジタルトランスフォーメーションへのアプローチを再構築しました。なぜテック巨頭たちは「クラウドセル」や「パーソナルクラウド」に執着するのでしょうか？スタートアップに資金をもたらし、世界中の企業戦略に革命を起こしているパラダイムを解き明かしましょう。

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1冊の本。さまざまな聴き方。

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第1章

The Digital Revolution's Silent Partner

Cloud computing has become the backbone of our digital lives, yet most people don't fully understand what powers their favorite apps and services. When Netflix streams a movie, Spotify plays music, or Instagram displays photos, cloud computing is silently working behind the scenes. Despite its ubiquity, cloud computing remains mysterious to many-a technological black box that somehow makes our digital experiences possible. This book by Nayan Ruparelia, a former Chief Technologist at Hewlett Packard Enterprise, demystifies this essential technology, explaining it in accessible terms that business leaders, entrepreneurs, and curious individuals can understand. With cloud computing projected to be a $1 trillion market by 2026 according to McKinsey, and companies like Amazon, Microsoft, and Google building their empires on cloud infrastructure, understanding this technology has become crucial for anyone navigating today's digital landscape.

第2章

Demystifying Cloud Computing: The Fundamentals

Cloud computing addresses a fundamental inefficiency in traditional computing: most computers utilize only a fraction of their resources-roughly 10% of processor capacity, 60% of memory, and 20% of network bandwidth. This inefficiency extends to corporate environments where thousands of computers operate below capacity after significant upfront investment. Cloud computing solves this problem by pooling unused computing resources and offering them on a pay-as-you-use basis. The National Institute of Standards and Technology (NIST) defines cloud computing as "a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources that can be rapidly provisioned and released with minimal management effort or service provider interaction." While technically accurate, this definition needs unpacking to be truly useful. At its core, cloud computing relies on virtualization technology-the ability to create virtual versions of physical computing resources. Application virtualization delivers applications hosted on a single machine to many users, while server virtualization uses common physical hardware to host multiple virtual machines with different operating systems and applications. This consolidation creates cost efficiencies, reduces space requirements, and lowers electricity consumption. Cloud computing offers different levels of abstraction through its service models. Infrastructure as a Service (IaaS) provides basic hardware resources like storage. Platform as a Service (PaaS) offers a complete platform with hardware and operating system where users specify software. Software as a Service (SaaS) delivers complete applications where users only care about data accuracy and timeliness. Beyond these, Business Process as a Service (BPaaS) outsources entire business functions, and Information as a Service (INaaS) provides manipulated data as meaningful information. These services can be deployed in four ways: public clouds (available to anyone with internet access), private clouds (serving single organizations through their own networks), community clouds (pooling resources among entities with common interests), and hybrid clouds (combining different cloud types). Each deployment model serves different organizational needs with distinct characteristics regarding access, security, and cost structure. Five essential characteristics define cloud computing: ubiquitous network access (accessing services from anywhere), on-demand self-service (consuming services when desired), resource pooling through virtualization (sharing infrastructure efficiently), rapid elasticity (scaling resources to meet demand), and measured service (paying only for what you consume). These characteristics define where, when, how, and how much cloud services are used and paid for.

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第3章

Cloud Cells and Patterns: Building Blocks of the Cloud

Cloud computing can be understood through the concept of "cloud cells"-specialized clouds performing single functions that can be combined to create various cloud services. A cloud cell provides a distinct, fundamental function that can be reused by other clouds, such as database cells, web server cells, or email server cells. This approach creates cost efficiencies through reusability-you invest once in creating a service and leverage it across multiple clouds. Unlike traditional economics where utility diminishes with repeated use, cloud cells provide increasing marginal utility with each reuse. They increase agility by eliminating the need to create functions from scratch, translating to shorter time-to-market for new services and applications. Cloud cell patterns provide templates for specific cloud services or use cases. Like object-oriented software patterns, cloud patterns have four essential elements: pattern name (identity), problem statement (when to apply it), solution (component elements and relationships), and consequences (trade-offs and impacts). For example, a web service cloud pattern might include webserver, database, storage, service bus and firewall cells, with specific interfaces and a consumption-based price model. For clouds to work together-especially in hybrid configurations-they must share or integrate data to port applications or services between components. These relationships take three primary forms: encapsulation, composition, and federation. Encapsulation occurs when one cloud contains another, taking two forms: composition (distinct objects creating a whole) and aggregation (multiple instances of the same object type). This approach minimizes work through a cookie-cutter approach-you define one component and then describe the larger system as containing multiple instances or variations of that component. Composition creates clouds from distinct component clouds, emphasizing reusability. Standard cells can be defined once and used across multiple composite clouds, requiring standardization of interfaces, functions, and management characteristics. Federation is specialized composition that combines services from different providers into a composite cloud-essentially a "mash-up" of cloud services. This allows rapid cloud creation without building your own infrastructure and enables brokers to assemble services from multiple providers under a single contract.

第4章

The Cloud Computing Paradigm Shift

Cloud computing represents a fundamental paradigm shift, bypassing many traditional functions provided by personal computers, workplace IT departments, and even government services. This transformative potential spans social, work, and business domains. In the social sphere, cloud computing will transform life through three primary change agents: societal clouds, personal clouds, and clouds of things. Societal clouds serve groups with common elements-whether defined by geography, hobbies, languages, or interests. Examples include international clouds for organizations like NATO or the EU, national clouds for healthcare or politics, and community clouds for shared interests. Healthcare societal clouds could aggregate de-personalized data to track disease trends in real-time, predicting infection spread and optimizing resource distribution. Personal clouds extend beyond today's storage services to encompass leisure and well-being, finance, and shopping. Future personal clouds might include video-streaming services, health wallets that store medical history and connect with monitoring devices, driving profiles that inform insurance rates, financial clouds that automatically generate tax returns, and shopping clouds that analyze buying patterns and manage electronic payments. A cloud of things manages non-living entities for living users through the Internet of Things. Home clouds might control security systems, smoke detectors, curtains, lighting and heating based on personalized profiles for different occupants. Workplace facilities clouds could manage meeting rooms, tracking availability and coordinating with security or catering services. In the workplace, two major trends are revolutionizing how we work: the replacement of traditional workstations with zero/thin clients and ubiquitous computing that enables work on any device. Zero clients (with embedded OS) and thin clients eliminate locally installed applications in favor of cloud-based solutions, reducing IT management overhead and improving security by centralizing data storage. Ubiquitous computing allows secure access to corporate resources from anywhere, anytime, on any device, transforming IT departments into cloud service brokers maintaining catalogs of approved applications. Traditional businesses operate with a hub-and-spoke IT model where central IT manages core applications while business units handle specialized applications, often creating "shadow IT" that poses security risks and support challenges. Cloud computing is transforming this dynamic by lowering spending thresholds and reducing technical expertise needed to deploy applications. To survive, central IT departments must evolve into cloud service brokers that maintain service catalogs and manage provider relationships, shifting IT from a technical function to a specialized purchasing role.

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第5章

Understanding Cloud Pricing and Value Models

Every cloud service involves costs and benefits that must be carefully evaluated. Cloud providers use various pricing structures, while users need value models to assess benefits, enabling objective comparison between services and informed financial decisions. Price models derive from underlying cost models that account for infrastructure, operations, inflation, power, licensing, labor, and capital expenses, plus margin and risk factors. These costs convert to recurring and non-recurring price elements that form monthly service charges. While cloud computing primarily uses utility and service-based models today, understanding all pricing approaches helps users evaluate options for private, community or hybrid cloud implementations. Utility models meter usage and charge accordingly through regular payments. They include consumption-based models (paying for storage, processing power, and memory used), transaction-based models (charging per business transaction, data access, or application use), and subscription-based models (fixed regular payments regardless of actual usage). Transaction pricing works best when volumes are predictable and processes clearly defined, while subscription models resemble "all-you-can-eat" arrangements with contractual periods. Service models base pricing on delivered benefits like SLA performance, risk transfer, or cost savings. They include fixed price models (transferring delivery risk through SLAs), volume-based models (charging by user count, storage, transaction speed, or bandwidth), and tiered pricing structures that establish pricing levels based on SLAs, volume, or spending thresholds. Performance models rely on key benchmarks to determine pricing, often originating from employee compensation or outsourcing strategies. These include outcome-based pricing (rewarding cloud providers with bonus payments linked to specific business outcomes), business-linked models (assessing cloud computing's contribution to key performance indicators), and gain-share pricing (comparing actual performance against historical baselines to determine rewards). Marketing-driven price models focus on attracting maximum customers and then monetizing the relationship. The freemium model offers limited functionality for free while charging for premium features, while the razor-and-blades model combines an inexpensive base component with profitable reusable components-like selling cheap razors but expensive blades. Value represents benefits minus costs-essentially a cost-benefit analysis where benefits are specified in SLAs. In cloud computing, seven standard value models define common patterns of user benefit: operating expense, user demand flexibility, price flexibility, agility for time to market, location flexibility, asset optimization, and profit margin. Traditional IT services require upfront capital expenditure and extra capacity to maintain SLAs, representing opportunity costs since that capital could be invested elsewhere. Cloud computing's operating expenditure model uses elasticity to avoid both opportunity costs and losses, with computing capacity growing to match business demand. To translate cloud computing's value into financial terms, four key metrics are essential: payback method, net present value (NPV), return on investment (ROI), and time to market (TTM). The payback method measures how quickly you recoup your investment, ROI calculates the percentage of investment recouped, NPV accounts for the time value of money, and TTM measures revenue acceleration from faster market entry.

第6章

Security, Governance and Compliance in the Cloud

Security in cloud computing must be holistic, encompassing organizations, users, applications, and devices while maintaining data integrity and privacy end-to-end. IT security protects computer systems and data from unintended use through six key attributes known as the "Parkerian hexad": confidentiality (controlling information access), possession (defining who controls information), integrity (ensuring data correctness), authenticity (verifying information origin), availability (enabling timely access), and utility (maintaining usability). Security must follow the entire data journey-from user through network to computing system, software, storage device, backup device, and finally to archival systems. Each element must maintain consistent security characteristics aligned with user requirements for privacy, data integrity, and security. Elements sharing the same security characteristics can be grouped within a common security boundary called a security container, establishing trust among internal elements through network segmentation. To enter a security container, three procedures are employed: identification (ascertaining user identity), authentication (verifying legitimacy through something you have or know like smart cards or passwords), and authorization (determining what authenticated users can do based on their roles). Security monitoring employs multiple defense layers, including firewalls at security container boundaries, logs tracking users, services, and data, authentication monitoring, intrusion detection systems, and client-side protection through anti-malware software. End-user devices often represent the security chain's weak link, though thin or zero-client computing can mitigate this vulnerability through centrally managed operating systems. Data integrity ensures information remains uncompromised during transmission and storage by authenticating endpoints, securing communication channels, and encrypting data itself. Channel encryption uses certificates to create Secure Socket Layer (SSL) connections through a handshake protocol, while checksums verify data integrity through algorithms that compute verification values. Data loss prevention systems protect data in all three states: data-at-rest (inactive data stored in digital form), data-in-motion (fluid data being transported between endpoints), and data-in-use (active data in constant use). These systems discover, identify, monitor, manage and protect data throughout its entire lifecycle from creation through destruction. Data privacy concerns personally identifiable information (PII)-information that can distinguish an individual's identity or is linkable to an individual. While most countries have data protection laws governing retention and transmission of such data, many directives are impractical and widely ignored. Data privacy depends on data integrity tools, with encryption being crucial for both "data at rest" and data in transit. Cloud computing evolves faster than legal frameworks, creating opportunities for early adopters to exploit regulatory gaps. The challenge lies in jurisdictional complexity-when a cloud service operates across multiple countries (company location, user location, data storage location, and hosting location), determining which regulations apply becomes problematic. Users must specify legal jurisdiction before adopting cloud services, understanding who will access their data and which legal systems govern those interactions.

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第7章

Cloud Computing Use Cases: From Infrastructure to Business Processes

Cloud computing offers different levels of abstraction through its service models, each with specific use cases. Infrastructure as a Service (IaaS) and Platform as a Service (PaaS) are particularly suited for computing-intensive workloads, storage, backup, and hosting applications with variable user demands. A university department needing to solve complex problems quickly could create a community cloud where multiple universities contribute equal computing resources. The elastic nature of cloud computing ensures constant resource availability by utilizing computers across different time zones. This approach offers cheaper computing through resource sharing, reduced computation time, and more efficient IT infrastructure investment. Website hosting presents unique challenges: unpredictable traffic patterns, traffic bursts during marketing campaigns or product launches, and infrastructure needs that must scale with business growth. The IaaS/PaaS cloud computing model perfectly addresses these web hosting requirements through its elasticity and usage-based pricing structure. Cloud-based backup services provide critical protection against data loss, offering geographical separation from your primary location to protect against disasters like fires. To mitigate security risks, users can employ strong encryption before backing up files. For those already using cloud storage, it's advisable to use a different provider for backups to ensure data remains accessible if one provider experiences outages or business failure. Software as a Service (SaaS) delivers complete applications where users only care about data accuracy and timeliness. Use cases include customer relationship management (CRM), billing and invoicing, collaboration tools, office productivity suites, and image rendering. Customer relationship management helps companies manage interactions with current and prospective customers, allowing client description and follow-up strategy creation while providing reporting and dashboards to assess customer growth and attrition metrics. Major advantages of SaaS-based CRM include accessing customer records from anywhere, standardizing sales team performance tracking, and gaining instant revenue growth visibility. As computing shifts from desktop to cloud, office productivity tools like word processing, presentation, and spreadsheet software are increasingly available as SaaS offerings. Microsoft provides Office 365 while Google offers Docs, Sheets, and Slides for online document creation and real-time collaboration. With computing power concentrated in the cloud, users need less powerful client devices, leading to the rise of thin-client devices like Chrome Books and Chrome Boxes. Information as a Service (INaaS) provides manipulated data as meaningful information. While data lacks context, information provides contextual data, and knowledge adds expertise to information. INaaS integrates IaaS, PaaS, and SaaS components with well-defined interfaces, flexibility for business needs, deployment across various cloud models, scalability through elasticity, automation, and utility-based pricing. Use cases for INaaS include regulatory information (delivering information about regulations applicable to a particular organization), tax information (providing relevant tax information wherever and whenever needed), price information (transforming raw price data into actionable information relevant to immediate circumstances), health-related information (alerting users or designated contacts when health readings reach certain levels), and curriculum information (delivering student-specific timetables for lectures, tests, lab sessions, and homework assignments). Business Process as a Service (BPaaS) delivers vertical or horizontal business processes using workflows, cloud computing technologies, and consumption-based price models in an automated or semi-automated manner. As the highest abstraction level in cloud computing, it builds upon and incorporates other abstraction levels (IaaS, PaaS, SaaS, and INaaS). BPaaS use cases include taxation and tax planning (automating information retrieval to ensure current data availability), payroll functions (processing salary payments, pay slips, and tax deductions), training delivery (leveraging BPM's optimization knowledge to create powerful change potential for the training industry), examinations and testing services (integrating with the learning experience through webcams and voice biometrics for identification), and health monitoring (storing health information, automatically assessing it to raise alerts if health deteriorates, and sending vital information to doctors).

第8章

Transitioning to the Cloud: Strategies for Success

When transitioning to cloud computing, organizations need a strategy comparing current and future IT landscapes. Five distinct usage models exist, classified by how tightly IT couples with business. The first model uses a single IT service provider controlled by central IT. A better approach uses multiple providers with central IT as broker. The third-order model introduces a service integrator to handle integration between providers and business units. The service delivery model addresses cloud services natively, with central IT maintaining a catalog of services while business units engage directly with providers. The most evolved model-service consumption-distributes IT functions within business units, making the organization more agile with minimal central IT oversight focused on standards and governance. Interoperability-the capability to use similar cloud services from different providers-is essential across all usage models. It extends beyond technical matters to billing, reporting, management, business processes, and data integration regardless of cloud delivery model. Organizations need a comprehensive interoperability checklist covering governance, compliance, security, data integration, process integration, business continuity, monitoring, and billing to ensure seamless service operation. Cloud transition provides an opportunity to redesign business processes for greater efficiency. The Business Process Re-design model created by Hammer and Champy offers a structured approach to improving processes alongside cloud adoption. The model evaluates whether processes are necessary, then implements only those deemed essential-some as BPaaS services, some using other cloud models, and others outside the cloud entirely, based on organizational requirements and critical success factors. When transitioning to cloud or evaluating new services, organizations need clear requirements as benchmarks for comparison and SLA development. Requirements fall into three categories: functional (maturity, interoperability, feature-set, usage model), non-functional (security, availability, resilience, network capacity), and business-related (pricing, risks, business continuity, support, reporting). Organizations can create weighted scoring matrices to evaluate services against these requirements, with weights reflecting organizational priorities. The cloud maturity model provides a framework with five progressive levels: performed, defined, managed, adapted, and optimized. It evaluates maturity across five dimensions: people, processes, monitoring/reporting, governance, and financial management. Organizations can have different maturity levels across dimensions, with overall maturity determined by where most characteristics align. The model serves dual purposes: creating improvement strategies for transitioning to higher maturity levels and understanding cloud computing best practices.

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第9章

The Future of Cloud Computing

Cloud computing's role as an enabling technology for automation and abstraction positions it to create paradigm shifts in work, society, and life. Emerging technologies and trends related to cloud computing will catalyze changes in the future technology landscape. The Internet of Things (IoT) connects numerous devices with microprocessors to the Internet. When services supporting these devices are automated in the cloud, you get the Internet of Services (IoS). The processing that monitors IoT devices and executes services to support them typically resides in specialized clouds called "Cloud of Things and Services" (CoTS), which may be private, public, community or hybrid depending on needs. These services can be applied to smart homes, wearables, smart cities, smart grids, and retail, with applications extending to banking, manufacturing, healthcare, farming and transport. Personal clouds serve individual needs: storing documents, electronic wallets (financial or health), shopping baskets, and media. With IoT and wearables, people increasingly measure health metrics like blood pressure and heart rate, storing them in health wallets developed by Microsoft, Google, and Apple. This creates an intersection between personal clouds and CoTS-your health wallet could alert you, your doctor, or family if metrics exceed certain thresholds. As cloud providers gain experience, service costs should decline according to the "experience curve" concept, which suggests that as organizations gain experience producing a product or service, costs decrease by 20-30% in real terms each time accumulated experience doubles. This experience curve manifests in cloud computing through reduced technical skill requirements and less effort needed to use cloud services over time. A potential innovation is a cloud service exchange where cloud services can be bought and sold as commodities in real-time, similar to a stock market. This would be easier for lower abstraction services (IaaS, PaaS) than higher ones (BPaaS). Interoperability would be crucial, allowing services to be replaced seamlessly and instantaneously. Users would benefit from fair pricing based on supply and demand, with real-time price and service discovery enabling instantaneous trades. Cloud computing will continue to transform business practices by enabling greater automation without infrastructure investment, allowing businesses to instantly access scalable computing through monthly payments. This will likely increase workplace productivity, though temporary job displacement may occur before new types of jobs emerge. Technology has dramatically shrunk our world, allowing new businesses to achieve in months what once took years. Cloud computing extends this global reach to automated business processes and information availability, making it the ideal platform for entrepreneurs to rapidly launch new businesses with minimal financial investment.

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『クラウドコンピューティング入門』を最後まで読み終えました

100万人以上の学習者に愛用されています

“23日間、毎日使い続けています。今では日課の一部です。”

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『クラウドコンピューティング入門』の主要テーマ

infrastructure virtualization
resource pooling
service delivery models
cloud architecture patterns
on-demand computing

『クラウドコンピューティング入門』の名言

Cloud computing has become the backbone of our digital lives.
Cloud computing solves this problem by pooling unused computing resources.
Cloud cells provide increasing marginal utility with each reuse.
Cloud computing represents a fundamental paradigm shift.
Federation is specialized composition that combines services from different providers.

『クラウドコンピューティング入門』の登場人物

Nayan B. RupareliaAuthor and former Chief Technologist at HPE

著者について

MIT Press Essential Knowledgeシリーズの『Cloud Computing』の著者であるナヤン・B・ルパレリア（Nayan B. Ruparelia）は、30年以上の経験を持つ熟練したテクノロジー起業家であり、クラウドコンピューティングの権威です。

多国籍企業におけるチーフ・テクノロジスト（2007年〜2015年）や投資会社の技術顧問として、ルパレリアは技術的な複雑さと戦略的なビジネス活用を橋渡ししています。彼の著書は、非技術者向けにクラウドコンピューティングの基本原則を要約し、業界の過剰な期待（ハイプ）を排しながら、導入戦略、セキュリティパラダイム、サービスの統合について解説しています。

IoTおよびクラウドシステムの特許を持つ発明家でもある彼は、クラウドネイティブ・アーキテクチャやKubernetesオーケストレーションの進歩に貢献してきました。2023年の改訂版では、マイクロサービス、パブリッククラウド（AWS、Azure、GCP）の比較、データの完全性といったトピックが拡充されており、これらはスタートアップから大企業までインフラをスケールさせてきた彼の現場経験を反映しています。

MIT Pressの信頼ある学術ラインナップの一部である『Cloud Computing』は、デジタルトランスフォーメーションを進める専門家にとって不可欠なリソースとなっています。

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"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

BeFreedがウェブ上でどのように話題になっているかをもっと見る

コロンビア大学卒業生がサンフランシスコで開発

LOVED BY

1,000,000+ curious minds.

4.7

avg rating

1M+ learners

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

BeFreedがウェブ上でどのように話題になっているかをもっと見る

今すぐ学習の旅を始めよう

第7章

クラウドコンピューティング入門

概要『クラウドコンピューティング入門』の概要

1冊の本。さまざまな聴き方。

The Digital Revolution's Silent Partner

Demystifying Cloud Computing: The Fundamentals

聴きながら、すべての言葉を目で追えます

Cloud Cells and Patterns: Building Blocks of the Cloud

The Cloud Computing Paradigm Shift

『クラウドコンピューティング入門』をもっと深く楽しむ

Understanding Cloud Pricing and Value Models

Security, Governance and Compliance in the Cloud

聴きながら、すべての言葉を目で追えます

Cloud Computing Use Cases: From Infrastructure to Business Processes

Transitioning to the Cloud: Strategies for Success

『クラウドコンピューティング入門』をもっと深く楽しむ

The Future of Cloud Computing

『クラウドコンピューティング入門』を最後まで読み終えました

『クラウドコンピューティング入門』の主要テーマ

『クラウドコンピューティング入門』の名言

『クラウドコンピューティング入門』の登場人物

著者について

クラウドコンピューティング入門の要約をダウンロード

他のユーザーのお気に入り

この本に関するよくある質問

What is Cloud Computing by Nayan B. Ruparelia about?

Who should read Cloud Computing by Nayan B. Ruparelia?

Is Cloud Computing by Nayan B. Ruparelia worth reading?

How does Cloud Computing explain different cloud service models?

この学習プランの一部

Data center development and policy

もっと見る

1,000,000+ curious minds.

1,000,000+ curious minds.

1冊の本。さまざまな聴き方。

The Digital Revolution's Silent Partner

Demystifying Cloud Computing: The Fundamentals

聴きながら、すべての言葉を目で追えます

Cloud Cells and Patterns: Building Blocks of the Cloud

The Cloud Computing Paradigm Shift

『クラウドコンピューティング入門』をもっと深く楽しむ

Understanding Cloud Pricing and Value Models

Security, Governance and Compliance in the Cloud

聴きながら、すべての言葉を目で追えます

Cloud Computing Use Cases: From Infrastructure to Business Processes

Transitioning to the Cloud: Strategies for Success

『クラウドコンピューティング入門』をもっと深く楽しむ

The Future of Cloud Computing

『クラウドコンピューティング入門』を最後まで読み終えました

他のユーザーのお気に入り

この学習プランの一部

Data center development and policy

もっと見る

『クラウドコンピューティング入門』の概要