State why the hexadecimal number system is frequently used in computing.

One of the functions of an operating system is memory management. Describe how this function prevents the system from crashing when more than one program is run at the same time.

Describe the key characteristics and types of primary memory

Outline two characteristics of spreadsheets.

Outline the relationship between binary and hexadecimal.

Outline the primary function of an ALU in a CPU or GPU.

Define the phrase 'operating system.'

Outline the functions of the ALU.

Explain the characteristics of cache memory.