Showing posts with label Computer Memory. Show all posts
Showing posts with label Computer Memory. Show all posts

Wednesday, November 3, 2010

Memory (types)

The computer memory is categorised as follows;
1. RAM
2. ROM

1. RAM: RAM is an acronym for 'Random Access Memory'. This type of memory have a temporary storage i.e they can only store for a limited time. They can briefly be regarded as 'Volatile memories' because all data/information stored on a RAM is completely lost after a power failure.
This type of memory is mainly used by the computer to hold Data awaiting processing and Information awaiting delivery.

2. ROM: ROM is an acronym for 'Read-only Memory'. This type of Computer memory is used to store data permanently.
ROMs are used to store Important computer programs such as the 'BIOS'.
ROMs are sub-categorised into;
a. PROM
b. EPROM
c. EEPROM
Information on the EPROM and EEPROM can be erased (Intentionally).

Now let's do this:
What are the full meaning of the following Memory abbreviations;
a. PROM
b. EPROM
c. EEPROM
Place your answers as a Comment below.