Our topic is Types of Computer Memories in detail. Computer memory presentation

2. TOPIC#
TYPES OF COMPUTER
MEMORIES IN DETAIL

3. TYPES OF COMPUTER
MEMORIES
Computer
Memory
Primary
Memory
RAM
SRAM DRAM
ROM
PROM EPROM EEPROM
Secondary
Memory
HDD, DVDs,
CDs and Pen
drive.

4. Primary Memory
O Primary Memory is a Computer memory
which is accessed by the CPU directly.
O It is also called Main Memory.
O Primary Memory is a like chip and semi-
conductor is used to made it.
O It is used to store data or program which
is currently in used.
O Primary memory is a volatile.

5. Types of Primary Memory
O Primary Memory is divided into two
types:
O RAM:- was first invented in 1968
by Robert Dennard.
O Volatile Memory
O It is further divide into two types:
O SRAM
O DRAM
O ROM:-
O Non-Volatile Memory
O It is further divide into three types:
O PROM
O EPROM
O EEPROM

7. Secondary Memory
O Secondary memory refers to storage devices,
such as hard drives and solid state drives. It may
also refer to removable storage media, such as
USB flash drives, CDs, and DVDs
O It is non-volatile Memory.
O There are three main types of secondary storage
in a computer system.

8. TYPES OF SECONDARY
MEMORY
O Solid state storage devices, such as
USB memory sticks.
O Optical storage devices, such as CD,
DVD and Blu-ray discs.
O Magnetic storage devices, such as hard
disk drives

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