2. Understanding about computer memory
Understanding types of memory
Know about their uses
Know about their function
Know about their working method
Objectives
Of the
chapter
5
4
3
2
1
3. Memory
Memory is a device
which is used to store
data, information, or any
other types of files or
things which we may
need on future.
It may be temporary or
permanent, re-write able
or only readable.
4. The physical devices used to store
programs or data on a temporary or
permanent basis for use in a computer
or other digital electronic device.
Internal storage areas in the computer.
5. Characteristics
Used for long term storage.
The contents is easily changed.
The processor interacts with it millions of times per second.
Fast access.
Holds programs and data that the processor is actively working with.
Usually its contents are organized into files.
Very closely connected to the processor.
8. PRIMARY MEMORY
Primary memory is
computer memory
that is accessed
directly by the
CPU. This includes
several types of
memory, such as
the:-
9. TYPES OF PRIMARY MEMORY
RAM is a volatile memory which stores
data while computer is running.
ROM is the read only memory and it is
stored by the manufacturer itself and
contains the BIOS program to load
operating system.