computer memory
A memory is just like a human brain. It is used to store data and instruction. Computer memory is the storage space in the computer. Where data is to be processed and instruction required data for processing are stored.
1. Primary memory
2. Secondary memory
Primary memory
Four type of primary memory
1. CPU REGISTER
2. CACH MEMORY
3. RAM ( MAIN)
4. ROM
Now
Two type of RAM
1. Static
2. Dynamic
Static or SRAM
1. SDRAM (
2. DDR( double data RAM) SDRAM
3. EDO, PFM, BEDO,RORAM
SECONDRY MEMORY
Thee type of SECONDRY memory
1. Megnatic
2. Optical
3. Semi conductedr
Megnatic-
1. Floppy
2. Hardisk
3. Tapdrive
Optical-
1. CD
2. DVD
3. MOD
Semi conductedr
1. Pen drive
2. SD cards
3. Sticks
