Cloud Computing Questions and Answers – Resource Ceilings

This set of Cloud Computing Multiple Choice Questions & Answers (MCQs) focuses on “Resource Ceilings”.

1. Which of the following resource(s) represents the bottleneck in the current system that limits the system’s performance?
a) ROM
b) Resource ceiling
c) Resource Parameters
d) All of the mentioned
View Answer

Answer: b
Explanation: Depending upon a server’s configuration, any resource can have a bottleneck removed, and the resource ceiling then passes onto another resource.

2. Point out the wrong statement.
a) Load testing software is a large product category with software and hardware products
b) Cloud computing offers virtual solutions
c) Load testing is useful in testing the performance of only Web servers
d) All of the mentioned
View Answer

Answer: c
Explanation: Load testing is useful in testing the performance of not only Web servers, but also application servers, database servers, network throughput, load balancing servers, and applications that rely on client-side processing.

3. Which of the following application can replay requests to Web servers?
a) HTTPerf
b) Perfmon
c) Autobench
d) None of the mentioned
View Answer

Answer: a
Explanation: This tool runs the requests from a single client, which can be a resource limitation of its own.

4. Which of the following is often a bottleneck in Web servers?
a) Network I/O
b) RAM
c) Disk
d) None of the mentioned
View Answer

Answer: a
Explanation: Network I/O (D) reaches its maximum 100-percent utilization at about 50 percent of the tested load, and this factor is the current system resource ceiling.

advertisement
advertisement

5. Point out the correct statement.
a) Most load balancers allow you to weight the requests going to a specific server with the goal of serving more requests to less powerful systems and fewer requests to more powerful systems
b) Most load balancers allow you to weight the requests going to a specific server with the goal of serving more requests to more powerful systems and fewer requests to less powerful systems
c) Most load balancers allow you to weight the requests going to a specific server with the goal of serving fewer requests to more powerful systems and more requests to less powerful systems
d) All of the mentioned
View Answer

Answer: b
Explanation: When you have multiple virtual servers that are part of a server farm and have a load balancer in front of them, you can use your load balancer to test your servers’ resource ceilings.

6. Which of the following resource has following graph structure for web servers?
Find the CPU web servers from the given diagram
a) CPU
b) RAM
c) Disk
d) None of the mentioned
View Answer

Answer: a
Explanation: Web sites prefer to scale out using many low-powered servers instead of scaling up with fewer but more powerful servers.

7. Which of the following resource has following graph structure for web servers?
Find the Network I/O web servers from the given diagram
a) Network I/O
b) RAM
c) Disk
d) None of the mentioned
View Answer

Answer: d
Explanation: Whatever performance measurement tool you use, the goal is to create a set of resource utilization curves.

8. What does WnsP represent in the following formula?
WT = Σ(WSnP WSnV)
a) workload of the virtual servers
b) workload of your physical server
c) sum over all the Web servers
d) all of the mentioned
View Answer

Answer: b
Explanation: In this equation, WSnP represents the workload of your physical server(s) and WSnV is the workload of the virtual servers (cloud-based server instances) of your infrastructure.

advertisement

9. A master/slave MySQL replication architectural scheme is used for ________ database applications.
a) medium size
b) large
c) smaller
d) all of the mentioned
View Answer

Answer: c
Explanation: As sites grow and the number of transactions increases, developers tend to deploy databases in a federated architecture.

10. Which of the following performance analysis tool lets you save its state for Windows?
a) MMS
b) CloudWatch
c) Microsoft Management Console
d) All of the mentioned
View Answer

Answer: c
Explanation: In the Amazon Web Service, the statistics monitoring tool is called Amazon CloudWatch, and you can create a performance monitoring console from the statistics it collects.

advertisement

Sanfoundry Global Education & Learning Series – Cloud Computing.

Here’s the list of Best Books in Cloud Computing.

To practice all areas of Cloud Computing, Here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

advertisement
advertisement
Subscribe to our Newsletters (Subject-wise). Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Join our social networks below and stay updated with latest contests, videos, internships and jobs!

Youtube | Telegram | LinkedIn | Instagram | Facebook | Twitter | Pinterest
Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

Subscribe to his free Masterclasses at Youtube & discussions at Telegram SanfoundryClasses.