Chapter 4 - IaaS

True or False? Google Cloud Platform is an infrastructure as a service (IaaS) specifically for PHP and Ruby developers.

 False

True or False? Microsoft 365 (also known as Office 365) is an example of an infrastructure as a service (IaaS) solution.

False

A(n) _____________ solution makes all of the computing hardware resources available, and the customers, in turn, are responsible for installing and managing the systems, which they can normally do, for the most part, over the Internet.

 

• infrastructure as a service (IaaS)

• platform as a Service (PaaS)

• software as a service (SaaS)

• identification as a service (IDaaS)

infrastructure as a service (IaaS)

Which of the following is an advantage of an infrastructure as a service (IaaS) solution?

• On-demand, pay-as-you-need scalability

• Ease of hardware scalability and reduced hardware cost

• Elimination of an expensive and staff-intensive data center

• Allows complete system administration and management

• All of these are correct.

All of these are correct.

True or False? To eliminate a single point of failure, many companies collocate duplicate data centers.

True

Which of the following leads to the high costs of operating an IT data center?

Fire suppression systems

• Administrative staffing to support hardware, networks, and operating systems

• Conditioned power with the potential for uninterrupted power supply in the short term and long term through the use of on-site diesel-powered generators

• Sufficient air conditioning to eliminate the heat generated by servers and disk-storage devices

• All of these are correct.

All of these are correct.

True or False? Infrastructure as a service (IaaS) providers normally house data centers for many companies.

True

Which of the following is not an advantage of colocation?

• Makes the company less susceptible to downtime due to power loss from a blackout or brownout

• Improves performance through a distributed workload

• Makes the company less susceptible to fire, acts of God, and terrorism

• None of these is correct.

None of these is correct.

True or False? Infrastructure as a service (IaaS) providers can scale resource allocation up or down automatically. Customers, in turn, pay only for the resources they require.

True

To handle high-traffic web requests, sites use a technique known as _____________ to share the requests across multiple servers.

• robustness

• load balancing

• clouding

• mashups

• None of these is correct.

load balancing