Multiple choice Questions and Answers on Server and Instance types of Cloud Computing

1. Which of the following type is missing in the following figure ?

a) High-CPU
b) High-Disk
c) High-ROM
d) All of the mentioned

Answer: a

Explanation: In cloud computing, you can often increase capacity on demand quickly and efficiently.

2. Point out the correct statement :

a) Use of different machine instance sizes is an attempt to create standard servers
b) Reducing the variability between servers makes it easier to troubleshoot problems and simpler to deploy and configure new systems
c) A server with the same set of software, system configuration, and hardware should perform similarly if given the same role in an infrastructure
d) All of the mentioned

Answer: d

Explanation: As much as possible, you also should assign servers standardized roles and populate those servers with identical services.

3. Which of the following instance has 68.4GB of memory and 26 EC2 Compute Units ?

a) High-Memory Quadruple Extra Large Instance
b) Small Instance
c) Micro Instance
d) High-CPU Extra Large Instance

Answer: a

Explanation: I/O Performance is high and API name is m2.4xlarge.

4. Which of the following instance is used by default in AMI ?

a) High-Memory Quadruple Extra Large Instance
b) Small Instance
c) Micro Instance
d) High-CPU Extra Large Instance

Answer: b

Explanation: Small Instance has 1.7GB memory and 1 EC2 compute unit.

5. Point out the wrong statement :

a) In practice, there is less performance variability in cloud machine instances
b) Capacity planning seeks to compare the capability of one system against another system
c) Capacity planning provides the service with the best operational parameters at the lowest cost
d) All of the mentioned

Answer: a

Explanation: This variability may be due to your machine instances or storage buckets being moved from one system to another system.

6. Which of the following graph correctly describes relative costs and efficiencies of different physical and virtual servers ?
a)
b)
c)
d) None of the mentioned

Answer: a

Explanation: This type of graph allows you to add the appropriate server type to your infrastructure while performing a cost analysis of the deployment.

7. Which of the following instance has API name: m2.4xlarge ?

a) High-Memory Quadruple Extra Large Instance
b) Small Instance
c) Micro Instance
d) High-CPU Extra Large Instance

Answer: d

Explanation: High-CPU Extra Large Instance has 7GB of memory and 20 EC2 Compute Units.

8. EC2 Compute Unit is the equivalent of a _____ GHz 2007 Opteron or 2007 Xeon processor.

a) 1
b) 2
c) 4
d) All of the mentioned

Answer: a

Explanation: We may add or substitute measures that go into the definition of an EC2 Compute Unit.

9. Which of the following instance has lowest performance in AMI ?

a) Auto Bench
b) Auto Scaling
c) Auto Performance
d) All of the mentioned

Answer: b

Explanation: Not all cloud computing infrastructures automatically manage your capacity.

10. Which of the following cloud computing infrastructures automatically manage your capacity ?

a) High-Memory Quadruple Extra Large Instance
b) Small Instance
c) High-CPU Extra Large Instance
d) All of the mentioned

Answer: b

Explanation: API name for small instance is m1.small.