Computer memory is of two basic type – Primary memory / Volatile memory and Secondary memory / non-volatile memory.
Random Access Memory (RAM) is volatile memory and Read Only Memory (ROM) is non-volatile memory.
It is also called as read write memory or the main memory or the primary memory.
What are the different options or sizes for a computer memory?
RAM is measured by its speed (MHz) and by its size (megabytes or gigabytes). For example you could have DDR RAM (name) 400mhz (speed of the RAM) 256mb (RAM size). The most common RAM sizes are, 16mb, 32mb,64mb, 128mb, 512mb, 1Gb and 2Gb.
What is memory on a computer?
Computer memory is any physical device capable of storing information temporarily like RAM (random access memory), or permanently, like ROM (read-only memory). Memory devices utilize integrated circuits and are used by operating systems, software, and hardware.30 Jun 2019
What are the types of memory unit?
This usually occurs in a chip. Memory consists of four types of memory chips RAM, ROM, CMOS and flash. RAM stand for random access memory and ROM stand for read only memory.these are also called primary memory of a computer.26 Jun 2019