As an Amazon Associate I earn from qualifying purchases.

Main Memory Notes: Definitions & Explanations PDF Download

Download Main Memory Notes App (Play Store) Download Main Memory Notes App (App Store)

Study Main Memory lecture notes PDF with operating system definitions and explanation to study What is Main Memory?. Study main memory explanation with operating system terms to review operating system course for online degree programs.

Main Memory Definition:

  • Memory that is internal to the computer system, is program addressable and can be loaded into registers.

    Operating Systems by William Stallings



Main Memory Notes:

Main memory is the physical memory that is the internal computer memory. The term main is used to distinguish it from other external mass storage devices such as hard drives and solid state drives. Main memory is basically the RAM of the computer. The computer can only modify the data that is present in the main memory/RAM.

Keep Learning with Operating System Notes

What is Memory Cycle Time?

Memory Cycle Time is the time between the start of one random access memory (RAM) access to the time when ...

What is Multiprogramming?

Multiprogramming is a form of parallel processing in which several programs are run at the same time on a uniprocessor. ...

What is Page Fault?

Page fault occurs when a program attempts to access a block of memory that is not stored in the physical ...

What is Hashing?

Hashing is the transformation of string of characters into a usually shorter fixed-length value or key that represents the original ...

What is File Management System?

The system used by the operating system or program to organize or keep track of files. Although operating systems provide ...

What is Device Driver?

Device driver is a computer program that operates or controls a particular type of peripheral or device that is attached ...