ESP Chapter 5

What is the cloud made up of?

• C. Local storage devices

• B. Physical hardware

• A. Large number of remote servers

• D. Mainframe computers

What are cloud-based servers implemented in?

• C. Virtual reality

• B. Software

• A. Hardware

• D. Augmented reality

How can customers access cloud servers?

• D. From their own computers or other networked devices

• C. Only from tablets

• A. Only from their own computers

• B. Only from mobile phones

What does elasticity allow for in cloud servers?

• D. No scaling options

• C. Both scaling-up and scaling-down

• B. Scaling-down only

• A. Scaling-up only

What is the main advantage of using containers for virtualization?

• D. Slower deployment process

• B. Larger size

• A. Faster startup time

• C. Longer shutdown time

What is Docker used for in cloud-based software?

• B. Container management

• A. Hardware emulation

• D. Network management

• C. Server shutdown

What is the main benefit of using software as a service (SaaS) for software product providers?

• A. Higher upfront costs

• B. Irregular cash flow

• D. Limited payment flexibility

• C. Continuous deployment

What is a key disadvantage of multi-instance databases?

• A. Reduced security

• B. Inflexibility

• C. Lower cost

• D. Simplified update management

How is scaleability achieved in cloud-based systems?

• A. Scaling-up only

• B. Scaling-out only

• C. No scaleability options

• D. No need for scaleability

What does resilience rely on in cloud-based systems?

• D. No need for redundancy

• A. Redundancy

• C. Limited backup options

• B. Single point of failure