Data Storage (Cambridge (CIE) O Level Computer Science)

A finance company uses cloud storage to archive their accounts.

The computers in the finance company use both primary and secondary storage.

One example of primary storage is ROM.

Give one other example of primary storage.

Give two examples of secondary storage

A computer is designed using the Von Neumann model for a computer system.

The computer has a central processing unit (CPU).

Data is fetched from primary storage into the CPU to be processed

State the name of the primary storage from where data is fetched.

Three types of storage media are magnetic, optical and solid state

One example of solid‑state storage is a Solid State Drive (SSD).

Identify one other example of solid‑state storage.

Cassie stores data for her business every day. She stores the data using optical data storage.

Identify three examples of optical data storage.

Secondary storage devices are used to store data in a computer.

Identify three components from the list that are secondary storage devices.

• central processing unit (CPU)

• compact disk (CD)

• hard disk drive (HDD)

• random access memory (RAM)

• read only memory (ROM)

• register

• sensor

• solid‑state drive (SSD)

Tick (✓) one box to show which statement about secondary storage is correct.