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Welcome to the Service Quality Metrics and SLAs MCQs Page

Dive deep into the fascinating world of Service Quality Metrics and SLAs with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Service Quality Metrics and SLAs, a crucial aspect of Cloud Computing. In this section, you will encounter a diverse range of MCQs that cover various aspects of Service Quality Metrics and SLAs, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Cloud Computing.

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Check out the MCQs below to embark on an enriching journey through Service Quality Metrics and SLAs. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Cloud Computing.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Service Quality Metrics and SLAs. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Service Quality Metrics and SLAs MCQs | Page 3 of 5

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Q21.
What does the Response Time Metric measure?

a.

Measurable characteristics of server capacity

b.

Rate of requests per minute for a Web application

c.

Time required to perform synchronous operation

d.

Permissible storage device capacity changes

Discuss
Answer: (c).Time required to perform synchronous operation Explanation:The Response Time Metric measures the time required to perform a synchronous operation.
Q22.
What does the Completion Time Metric measure?

a.

Permissible server capacity changes in response to increased workloads

b.

Time required to complete an asynchronous task

c.

Measurable characteristics of Web application capacity

d.

Length of time required to initialize a new instance

Discuss
Answer: (b).Time required to complete an asynchronous task Explanation:The Completion Time Metric measures the time required to complete an asynchronous task.
Q23.
What does the Storage Scalability (Horizontal) Metric measure?

a.

Permissible server capacity changes in response to increased workloads

b.

Permissible storage device capacity changes in response to increased workloads

c.

Length of time required to complete an asynchronous task

d.

Time required to perform synchronous operation

Discuss
Answer: (b).Permissible storage device capacity changes in response to increased workloads Explanation:The Storage Scalability (Horizontal) Metric measures permissible storage device capacity changes in response to increased workloads.
Q24.
What does the Server Scalability (Horizontal) Metric measure?

a.

Permissible server capacity fluctuations in response to workload fluctuations

b.

Length of time required to initialize a new instance

c.

Permissible storage device capacity changes in response to increased workloads

d.

Permissible server capacity changes in response to increased workloads

Discuss
Answer: (d).Permissible server capacity changes in response to increased workloads Explanation:The Server Scalability (Horizontal) Metric measures permissible server capacity changes in response to increased workloads.
Q25.
What do resiliency metrics measure?

a.

The ability of an IT resource to recover from operational disturbances

b.

The maximum capacity that an IT resource can achieve

c.

The probability that an IT resource can perform its intended function without failure

d.

The time required to complete a switchover from a severe failure

Discuss
Answer: (a).The ability of an IT resource to recover from operational disturbances Explanation:Resiliency metrics measure the ability of an IT resource to recover from operational disturbances.
Q26.
What is the Mean-Time to Switchover (MTSO) Metric used to measure?

a.

The maximum capacity that an IT resource can achieve

b.

The time expected to complete a switchover from a severe failure to a replicated instance

c.

The probability that an IT resource can perform its intended function without failure

d.

The rate at which an IT resource recovers from downtime

Discuss
Answer: (b).The time expected to complete a switchover from a severe failure to a replicated instance Explanation:The Mean-Time to Switchover (MTSO) Metric measures the time expected to complete a switchover from a severe failure to a replicated instance.
Q27.
What is the Mean-Time System Recovery (MTSR) Metric used to measure?

a.

The time expected to complete a switchover from a severe failure to a replicated instance

b.

The time expected for a resilient system to perform a complete recovery from a severe failure

c.

The probability that an IT resource can perform its intended function without failure

d.

The maximum capacity that an IT resource can achieve

Discuss
Answer: (b).The time expected for a resilient system to perform a complete recovery from a severe failure Explanation:The Mean-Time System Recovery (MTSR) Metric measures the time expected for a resilient system to perform a complete recovery from a severe failure.
Q28.
What is the importance of mapping business cases to SLAs?

a.

It helps determine the maximum capacity of IT resources.

b.

It ensures that SLAs are always aligned with IT resource usage.

c.

It identifies the necessary quality-of-service (QoS) requirements for an automation solution and links them to SLAs.

d.

It guarantees that QoS guarantees are issued in SLAs for cloud-based IT resources.

Discuss
Answer: (c).It identifies the necessary quality-of-service (QoS) requirements for an automation solution and links them to SLAs. Explanation:Mapping business cases to SLAs helps identify the necessary quality-of-service (QoS) requirements for an automation solution and links them to SLAs.
Q29.
Why is it important to understand the scope of an SLA in a cloud environment?

a.

Cloud environments do not have supporting architectural and infrastructure layers.

b.

It helps determine the maximum capacity of IT resources.

c.

Cloud-based IT resource guarantees may not apply to the underlying hosting environment.

d.

SLAs do not require monitoring in cloud environments.

Discuss
Answer: (c).Cloud-based IT resource guarantees may not apply to the underlying hosting environment. Explanation:Understanding the scope of an SLA in a cloud environment is important because cloud-based IT resource guarantees may not apply to the underlying hosting environment.
Q30.
What is the purpose of defining penalties for non-compliance in an SLA?

a.

To ensure that SLAs are always aligned with IT resource usage.

b.

To specify where monitoring is performed in relation to the cloud's firewall.

c.

To provide formal recourse if a cloud provider cannot meet the QoS guarantees in the SLAs.

d.

To incorporate non-measurable requirements into the SLA.

Discuss
Answer: (c).To provide formal recourse if a cloud provider cannot meet the QoS guarantees in the SLAs. Explanation:Defining penalties for non-compliance in an SLA provides formal recourse if a cloud provider cannot meet the quality-of-service (QoS) guarantees promised in the SLAs.
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