Grade4- Memory Devices

Computer memory are of two types :

• Hard disk and Flash drive

• Hard Disk and Memory Card

• RAM and ROM

• Internal memory and External memory

Data is stored in the computer memory in the form of :

• Numbers

• Text

• Bits/Bytes

RAM stands for:

• Random Accept Memory

• Random Access Memory

• Read Only Memory

Data and instructions stored in this Internal memory is lost when computer is turned off

• ROM

• RAM

• USB

• Hard disk

This internal memory holds start up instructions that prepare the computer for use and check proper working of computer parts.

• RAM

• Flash Drive

• ROM

• Memory Card

The internal memory that can be constantly overwritten like a blackboard.It holds currently running programs.

• ROM

• RAM

• CD

• Blu Ray Disk

A storage medium for portable devices like digital cameras, mobiles.

• Memory card

• USB

• CD

• Hard Disk

Most popular backup device.Small, lightweight plug and play device used to copy data from one computer to another

• DVD

• Hard disk

• CD

• Flash drive

Expand CD:

• Compact Disc

• Compact Drive

• Common Disk

__________ stores instructions that are required to start a computer.

• Hard disk

• ROM

• RAM