Why should memory and network utilization be used to identify bottlenecks?

Why should CPU consumption be used to identify bottlenecks?

Why should disk and network I/O be used to identify bottlenecks?

Why should disk I/O and page file utilization be used to identify bottlenecks?

Why should CPU and memory consumption be used to identify bottlenecks?

Why should CPU and network I/O be used to identify bottlenecks?

Why should CPU and memory consumption be used to identify bottlenecks?

Scenario: The company is designing a cost-efficient environment for the call center workers.
The IT department is replacing the existing thin clients with newer models. Which
XenDesktop (Flexcast) model should the architect recommend?

Scenario: The company is designing a cost-efficient environment for the call center workers.
The IT department is replacing the existing thin clients with newer models. Only block
storage is available on the shared storage of the hypervisor. How should the architect
recommend that the hosted shared servers be provisioned to fulfill the virtualization
requirements for the call center while keeping the impact to storage as low as possible?

Scenario: The company is designing a cost-efficient environment for the call center workers.
The IT department is replacing the existing thin clients with newer models. Only block
storage is available on the shared storage of the hypervisor. How should the architect
recommend that Hosted VDI be provisioned to fulfill the virtualization requirements for the
call center?