Computer CPU & Memory

Cpu

CPU is stand for central processing unit. This is very important thing which is present in this electronic machine, this is the mind of computer we can say that CPU is the soul of computer.

Memory
Memory

RAM-

RAM is also known semiconductor memory due to RAM store memory when computer works any time. RAM full form Random Access Memory.

 There are two type of ram are present

1) SDR RAM

SDR RAM
SDR

2) DDR RAM

DDR RAM
DDR

ROM

Hard drive permanent memory that mean when the power switched off the written or data will not erase unlike ROM.

Eg.- HDD,FDD,CD & PEN DRIVE etc

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