Quiz: Cloud Computing: From Mainframes to the Cloud

Question 1

What was the primary advantage of mainframe computers over early personal computers in terms of data processing?

Accepted Answer

They could handle larger amounts of data and more complex computations

Answer

They used graphical user interfaces

Answer

They were more portable

Answer

They had better color displays

Question 2

Which of the following best describes a key difference between traditional IT infrastructure and cloud computing?

Accepted Answer

Cloud computing provides on-demand access to resources over the internet

Answer

Cloud computing uses only open-source software

Answer

Traditional IT infrastructure is always more secure

Answer

Only cloud computing can scale resources

Question 3

What term is commonly used to describe resources that are accessible over the internet but not owned by the user in cloud computing?

Accepted Answer

Software as a Service (SaaS)

Answer

On-premises software

Answer

Hardware as a Service

Answer

Private servers

Question 4

Which cloud service model is primarily responsible for managing the entire infrastructure, including physical servers, storage, and networking?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Software as a Service (SaaS)

Answer

Function as a Service (FaaS)

Question 5

Why might a company choose to use cloud computing instead of maintaining its own data center?

Accepted Answer

To reduce upfront capital expenses and increase scalability

Answer

To guarantee absolute data security without any risk

Answer

To eliminate the need for any technical staff

Answer

To ensure complete control over all hardware decisions