3.3 Data storage

Question 1

Describe what is meant by cloud storage.

Answer 1

• A collection of servers that is normally accessed via an internet connection

Question 2

Give one disadvantage of storing the photographs in cloud storage instead of storing them locally.

Answer 2

• May lose access to them if internet connection lost

Question 3

State the purpose of secondary storage.

Answer 3

To store data/files/software permanently

Question 4

Explain why a computer needs RAM

Answer 4

• Data can be accessed faster
• To store software currently in use
• To store data temporarily

Question 5

Describe three differences between solid-state and optical storage.

Answer 5

• Solid-state has no moving parts; vice versa
• Solid-state is faster to access data; vice versa

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