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 Mutual Exclusion?

Mutual Exclusion is a program object that prevents simultaneous access to a shared resource. The concept is used in concurrent ...

What is Trap Door?

Trap door is a new jorgan for backdoor programs or viruses in software field. A trap door is a secret ...

What is Multitasking?

Multitasking is allowing a user to perform more than one tasks at one time. The operating system is able to ...

What is Real Address?

A real address, more commonly known as the physical address, is a memory address that is represented in the form ...

What is Batch Processing?

Batch processing is the processing of previously collected jobs in a single batch. Batch process jobs can run without any ...

What is Asynchronous Operation?

Asynchronous operations also called asynchronous working is where a sequence of operations is executed such that the operations are executed ...