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Introduction to Cloud Computing Technologies

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Introduction to Cloud Computing Technologies

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Questions and Answers

What is the main characteristic of Service-oriented architecture (SOA)?

Offers computing resources as and when required

Combines computer resources spread over different geographical locations

Communicates with other services to achieve a common goal

Uses software components called services (correct)

Which computing infrastructure combines computer resources spread over different geographical locations?

Hybrid computing

Utility computing

Service-oriented architecture (SOA)

Grid computing (correct)

What is the main feature of utility computing?

Charges are based on the consumption of services provided (correct)

Communicates with other services to create business applications

Combines computer resources spread over different geographical locations

Offers fixed charges for computing resources

In grid computing, how are unused resources on multiple computers utilized?

They are made available for a single task Signup and view all the answers

How do services in Service-oriented architecture (SOA) interact with each other?

By communicating across platforms and languages Signup and view all the answers

What is the main advantage of cloud computing?

Allows users to obtain IT resources over the internet Signup and view all the answers

Which technology is used to create virtual representations of physical machines?

Virtualization Signup and view all the answers

Why do businesses use virtualization?

To run multiple virtual machines on a single physical machine Signup and view all the answers

What is the role of cloud service providers in cloud computing?

Ensuring storage capacity and security Signup and view all the answers

How do client devices access computing resources in cloud computing?

Via rented computing resources over the internet Signup and view all the answers

What type of investment does virtualization help businesses get greater returns from?

Investment in hardware resources Signup and view all the answers