Q4 grade 2 Assessment

ROM stands for...

• Read Optical Memory
• Random Only Memory
• Read Only Memory
• Random Optical Memory

RAM stands for ...

• Read Access Memory
• Random Application Memory
• Read Application Memory
• Random Access Memory

What is the purpose of secondary storage?

• To hold data and programs that are currently in use

• To store data and programs long-term

• To extend random access memory (RAM)

What type of medium is a Blu-ray disc?

• Solid state

• Magnetic

• Optical

What is RAM?

• An internal component which holds data and programs that are not currently in use

• An external component which holds data and programs that are currently in use

• An internal component which holds data and programs that are currently in use

Which of these optical media can be written to once by a user but read many times?

• CD-R

• CD-ROM

• CD-RW

What are the two types of main memory?

• RAM

• cache memory

• flash memory

• ROM

(a)   is the basic unit of measurement storage in computer science.

Answer explanation

Byte

_____ is an internal storage of a computer.

• Hard Floppy

• Hard Disk

• ROM

Bit - a unit of information or binary digit.

• True

• False