Hello, Today we will learn Basic Functions, Uses and applications of ROM.
In this post, I will explain basic functions and uses of ROM.
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If you read this article carefully you will understand all about the computer ROM Functions.
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What is Computer ROM?
ROM is a memory chip whose main function is to store data. You can only read the data of ROM and cannot make any changes to it.
The data stored in ROM is permanent because ROM is the permanent memory of a computer, your computer shuts down due to a sudden power cut, even after that the data of ROM is not deleted.
Read Also - Definition & Examples of ROM
Suggested Video of Random Access Memory.
What is the Functions of ROM in Computer?
ROM performs a very large function in running our computer.
The important function of ROM in the computer is that as soon as the computer is started, the ROM gives the instruction to load the boot loader program into RAM.
As soon as the instruction is received, the operating system is loaded into the RAM and the computer system is started.
The ROM memory chip already stores instruction data about which functions to execute when.
ROM knows which device is connected to the computer and which device is not. For example - keyboard, mouse, printer, scanner and operate the computer fan, etc.
Understand Functions of ROM with an Explanation.
While making the ROM, that company also stores its brand name and brand logo in the ROM and also stores the instructions.
As soon as the computer is started, first of all, their company name and company logo appear on the computer screen.
If you are a computer user, then you must have seen it when you turn on your computer. So this happens only by the function of ROM.
I hope you understand function of ROM.
Uses and Applications of ROM
There are many uses and applications of ROM Memory which are given below.
- As you all know ROM is used to store data.
- ROM is used to store firmware software.
- ROM is also used to update the firmware software of the computer.
- ROM is also used in electronic devices such as keypad mobile phones, children's handheld games, VCRs, DVDs, and digital watches.
- ROM is also used in home appliances such as smart televisions, washing machines, microwaves, induction stoves, and TV remotes.
- ROM is also used in the automobile industry such as digital speed meters.
- ROM is used in many electronic devices such as monitors, keyboards, mouse, printers, scanners, plotters, calculators, and fax machines.
What is the purpose of ROM?
The main purpose of ROM is to store the commands needed to start the computer. So that the computer system can be started.
Read-Only Memory As the name suggests the data in this memory can be read-only. Another main purpose of ROM is to update the firmware software of the computer.
Functions of the ROM in Mobile
Just like computer systems have ROM, smart mobile phones also have ROM.
Instructions are already stored in the ROM of the mobile that when which instruction is to be executed.
As the first function of a mobile phone ROM is that if the mobile phone is on or off, the company name should appear on the screen to the user.
If you are a smartphone user then you must have noticed that whenever you switch on or switch off your mobile phone, you will see the name of the company whose mobile phone you are using.
The second function of a mobile phone's ROM is to instruct the RAM to load the operating system.
Learn Basic Fundamental of RAM & ROM
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