1. Ans: b The following statement is true: A required characteristic of on-premise environments is that they are resilient to provide high availability and reliability. This allows an on-premise SaaS product to be widely accessible by multiple cloud service customers. 2. Ans: b The formula is as follows: 100-((probability event occurs * downtime in hours)/measurement period in hours) * 100 3. Ans: d. When horizontally scaling, the allocation of resources is referred to as scaling out and the releasing of resources is referred to as scaling in. Explanation: The horizontal scaling of resources is called scaling out and the horizontal releasing of resources is called scaling in. In horizontal scaling, the scaling is done within cloud environments. 4. Ans: a. Based on the statement that a cloud service consumer owned by cloud consumer A accesses a cloud service offered by public Cloud A, the option that Cloud Consumer A has its own organizational boundary is true. 5. Ans: c An organization will often have existing IT resources that are already paid for and operational. The prior investment that has been made in these on-premise IT resources is referred to as sunk costs. 6. Ans: d All the statements are true. 7. Ans: a A cloud service is participating in a long running runtime activity and therefore temporarily writes state data to a state management database while it remains idle. 8. Ans: c Automated Scaling Listener: This mechanism is a service agent that monitors and tracks communication between cloud service consumers and cloud services for dynamic scaling purposes. 9. Ans: c Multitenancy is a characteristic of a software program that enables an instance of the program to serve different consumers each of which is isolated from other. 10. Ans: b Measured usage is often established via the pay per use monitor mechanism, in order for the cloud provider to determine how much to charge cloud consumers. The measured usage represents the ability of a cloud platform to keep track of usage of its IT resources by cloud consumers. 11. Ans: a, b and b, c and c, a The two common types of specialized workload distribution functions that can be performed by load balancers are any two or the four. 12. Ans: a The load balancer is considered a specialized variation of the cloud usage monitor mechanism. 13. Ans: a The rapid provisioning architecture results in a system that provides alternative paths to individual IT resources. 14. Ans: a It is true that the logical network perimeter mechanism can be used to control the bandwidth made available to isolated IT resources. 15 Ans: b The automated scaling listener mechanism is an infrastructure-level mechanism that represents any program capable of collecting IT resource usage data, whereas the load balancer is a specialized variation of the automated scaling listener that is dedicated to collecting usage data for auditing purposes. 16. Ans: b The architecture which is created is Intra-storage device vertical tieri.

1. 1.
Ans: b
The following statement is true:
A required characteristic of on-premise environments is that they are resilient to provide high
availability and reliability. This allows an on-premise SaaS product to be widely accessible by
multiple cloud service customers.
2.
Ans: b
The formula is as follows:
100-((probability event occurs * downtime in hours)/measurement period in hours) * 100
3.
Ans: d.
When horizontally scaling, the allocation of resources is referred to as scaling out and the
releasing of resources is referred to as scaling in.
Explanation: The horizontal scaling of resources is called scaling out and the horizontal releasing
of resources is called scaling in. In horizontal scaling, the scaling is done within cloud
environments.
4.
Ans: a.
Based on the statement that a cloud service consumer owned by cloud consumer A accesses a
cloud service offered by public Cloud A, the option that Cloud Consumer A has its own
organizational boundary is true.
5.
Ans: c
An organization will often have existing IT resources that are already paid for and operational.
The prior investment that has been made in these on-premise IT resources is referred to as sunk
costs.
6.
Ans: d
All the statements are true.
7.
Ans: a
A cloud service is participating in a long running runtime activity and therefore temporarily
writes state data to a state management database while it remains idle.
8.

2. Ans: c
Automated Scaling Listener: This mechanism is a service agent that monitors and tracks
communication between cloud service consumers and cloud services for dynamic scaling
purposes.
9.
Ans: c
Multitenancy is a characteristic of a software program that enables an instance of the program to
serve different consumers each of which is isolated from other.
10.
Ans: b
Measured usage is often established via the pay per use monitor mechanism, in order for the
cloud provider to determine how much to charge cloud consumers. The measured usage
represents the ability of a cloud platform to keep track of usage of its IT resources by cloud
consumers.
11.
Ans: a, b and b, c and c, a
The two common types of specialized workload distribution functions that can be performed by
load balancers are any two or the four.
12.
Ans: a
The load balancer is considered a specialized variation of the cloud usage monitor mechanism.
13.
Ans: a
The rapid provisioning architecture results in a system that provides alternative paths to
individual IT resources.
14.
Ans: a
It is true that the logical network perimeter mechanism can be used to control the bandwidth
made available to isolated IT resources.
15
Ans: b
The automated scaling listener mechanism is an infrastructure-level mechanism that represents
any program capable of collecting IT resource usage data, whereas the load balancer is a
specialized variation of the automated scaling listener that is dedicated to collecting usage data
for auditing purposes.
16.

3. Ans: b
The architecture which is created is Intra-storage device vertical tiering.
17.
Ans: c
The pay-per use monitor tracks the cloud consumer’s on-premise storage capacity, so that the
cloud provider is notified of the capacity for which it can elastically provision the disks.
18.
Ans: a
The statement which describes the system established by the Cross-storage device vertical data
tiering architecture is that the system can horizontally scale cloud storage device workloads via
the use of live LUN migration and the automated scaling listener.
19.
Ans: b
The statement that the hypervisor clustering architecture relies on the use of heartbeat messages
to determine whether a given hypervisor within a cluster is active and available is false.
20.
Ans: a
It is true that the cloud architecture in which IT resources are load balanced across multiple
clouds.
Solution
1.
Ans: b
The following statement is true:
A required characteristic of on-premise environments is that they are resilient to provide high
availability and reliability. This allows an on-premise SaaS product to be widely accessible by
multiple cloud service customers.
2.
Ans: b
The formula is as follows:
100-((probability event occurs * downtime in hours)/measurement period in hours) * 100
3.
Ans: d.
When horizontally scaling, the allocation of resources is referred to as scaling out and the
releasing of resources is referred to as scaling in.

4. Explanation: The horizontal scaling of resources is called scaling out and the horizontal releasing
of resources is called scaling in. In horizontal scaling, the scaling is done within cloud
environments.
4.
Ans: a.
Based on the statement that a cloud service consumer owned by cloud consumer A accesses a
cloud service offered by public Cloud A, the option that Cloud Consumer A has its own
organizational boundary is true.
5.
Ans: c
An organization will often have existing IT resources that are already paid for and operational.
The prior investment that has been made in these on-premise IT resources is referred to as sunk
costs.
6.
Ans: d
All the statements are true.
7.
Ans: a
A cloud service is participating in a long running runtime activity and therefore temporarily
writes state data to a state management database while it remains idle.
8.
Ans: c
Automated Scaling Listener: This mechanism is a service agent that monitors and tracks
communication between cloud service consumers and cloud services for dynamic scaling
purposes.
9.
Ans: c
Multitenancy is a characteristic of a software program that enables an instance of the program to
serve different consumers each of which is isolated from other.
10.
Ans: b
Measured usage is often established via the pay per use monitor mechanism, in order for the
cloud provider to determine how much to charge cloud consumers. The measured usage
represents the ability of a cloud platform to keep track of usage of its IT resources by cloud
consumers.
11.

5. Ans: a, b and b, c and c, a
The two common types of specialized workload distribution functions that can be performed by
load balancers are any two or the four.
12.
Ans: a
The load balancer is considered a specialized variation of the cloud usage monitor mechanism.
13.
Ans: a
The rapid provisioning architecture results in a system that provides alternative paths to
individual IT resources.
14.
Ans: a
It is true that the logical network perimeter mechanism can be used to control the bandwidth
made available to isolated IT resources.
15
Ans: b
The automated scaling listener mechanism is an infrastructure-level mechanism that represents
any program capable of collecting IT resource usage data, whereas the load balancer is a
specialized variation of the automated scaling listener that is dedicated to collecting usage data
for auditing purposes.
16.
Ans: b
The architecture which is created is Intra-storage device vertical tiering.
17.
Ans: c
The pay-per use monitor tracks the cloud consumer’s on-premise storage capacity, so that the
cloud provider is notified of the capacity for which it can elastically provision the disks.
18.
Ans: a
The statement which describes the system established by the Cross-storage device vertical data
tiering architecture is that the system can horizontally scale cloud storage device workloads via
the use of live LUN migration and the automated scaling listener.
19.
Ans: b
The statement that the hypervisor clustering architecture relies on the use of heartbeat messages
to determine whether a given hypervisor within a cluster is active and available is false.

6. 20.
Ans: a
It is true that the cloud architecture in which IT resources are load balanced across multiple
clouds.