Storage Devices, RAM And Hardware of computer

Storage devices:


                                                        




RAM...

—Main memory or RAM

—Random access memory

—Read/write memory

—Data in it can be erased or changed

—Temporary memory

—So volatile

—Data lost when power gets off

Types of ROM:

—PROM

—EPROM

–EEPROM

–UVEPROM

Hardware of computer

Components of computer

—Input unit

—Output unit

—Processing unit

◦Control unit

◦Arithmetic and logic unit

◦Cache

—Storage unit

◦Primary storage

◦RAM

◦ROM

◦Secondary storage

◦Hard disc

Block diagram of computer