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Cloud Computing Technologies Quiz

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Questions and Answers

What is the main concept behind service-oriented architecture (SOA)?

Combining computer resources spread over different geographical locations
Pooling together unused resources on multiple computers
Using software components called services to create business applications (correct)
Charging clients a fixed rate for computing resources

In what way does grid computing differ from utility computing?

Grid computing involves on-demand service provisioning, while utility computing pools resources.
Utility computing requires fixed charges, while grid computing charges based on consumption.
Grid computing combines computer resources for a common goal, while utility computing offers resources on demand. (correct)
Utility computing focuses on achieving common goals, while grid computing offers services as needed.

What distinguishes utility computing from traditional fixed-rate service models?

Utility computing charges based on resource consumption rather than a flat rate. (correct)
Utility computing operates based on a predetermined fixed charge regardless of usage.
Traditional models offer services across platforms, unlike utility computing.
Traditional models pool resources for multiple tasks, whereas utility computing does not.

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

Services can communicate across platforms and languages (C) Signup and view all the answers

What is the primary objective of grid computing?

To combine computer resources from different locations for a common goal (B) Signup and view all the answers

What is cloud computing?

A method of delivering computing services and IT resources over the internet (A) Signup and view all the answers

How does cloud computing work?

By accessing computing resources over the internet (B) Signup and view all the answers

What is virtualization technology used for?

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

Why do businesses use virtualization?

To efficiently use hardware resources (C) Signup and view all the answers

What are cloud providers responsible for in cloud computing?

Ensuring security and computing power (A) Signup and view all the answers

How does cloud computing help organizations manage infrastructure efficiently?

By leveraging cloud computing services powered by virtualization (A) Signup and view all the answers

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