What is BIOS, its History and Functions (BIOS in Hindi)

What is BIOS – what time is it today computer is of. If we look around us, almost all the work is done by computer. A computer is a system made up of hardware and software. all hardware And Software has its own special function.

Like we have told you in the previous articles related to computers that hardware is the body of the computer and various software of the computer work to bring life to these lifeless bodies.

There are many types of software in the computer which make it easy for the user to work on the computer. But there are also some software without which the computer cannot do its work like Operating SystemBIOS.

We have told you about the operating system in the previous article. Through today’s article we will know that What is BIOS, BIOS Full Form in Hindi, What is the function of BIOS in computer. How to Access BIOS, Update BIOS and Reset BIOS.

What is BIOS, its history and functions (What is BIOS in Hindi)

If you want to get information about BIOS then read this article till the end. So let’s start this article without taking much of your time and know what is BIOS in detail.

What is BIOS

Bios is a software program present in the computer. It is an important program of the computer and the BIOS comes in handy when the computer starts. When the computer starts, the first program that runs in the operating system at the very beginning is the BIOS itself.

BIOS is called Basic Input Output System, which is the basic activities of our computer, output device And input device And configure or initialize the basic component. BIOS Motherboard connected with and ROM Stores in.

BIOS is already installed in all computers. CPU All the programs can be installed only after the BIOS. The BIOS contains the necessary code to control the input, output devices and important components of the computer.

What is the full form of BIOS (BIOS Full Form in Hindi)

The full form of BIOS is Basic Input Output System.

BIOS Full Form in Hindi – Basic Input Output System

History of BIOS

The first person to introduce BIOS to the world was Gary Kildall who developed BIOS in 1975. Gary Kildall was an American computer scientist. At that time the BIOS was included in the CP/M (Control Program/Monitor) operating system.

soon, it personal computer The BIOS became part of and became very popular with the advent of Microsoft’s Disk Operating System (DOC). The BIOS was part of IBM’s first PC in 1981. Very soon the BIOS became a major part of the PC.

What is the function of BIOS (Function of BIOS in Hindi)

When we start the computer, there are many functions of BIOS, about which we have told you further –

  • BIOS reads and checks all the setting of CMOS, so that everything can work properly.
  • After that the BIOS Driver so that the operating system and connected devices can communicate with each other.
  • After this the BIOS prepares all the registers of the CPU to be used properly.
  • After preparing the registers, the BIOS performs POST (Power on Self Test). In the process of POST, all the hardware like BIOS keyboard, mouse, Monitor Tests etc.
  • After the POST process, the BIOS decides which devices can boot, read it and download the required files. RAM loads in. In this way our computer is on.

Where is the BIOS stored in the computer

The BIOS is stored in an electronic chip installed in the motherboard and this electronic chip CMOS (Complementary Metal Oxide Semiconductor) They say. The entire BIOS setting is stored in CMOS.

The CMOS chip gets its power from the battery. And when the battery is removed and reinserted, all the setting of CMOS becomes default. When we make any changes in the setting of the computer, CMOS preserves all the settings of the BIOS.

CMOS chip is Non Volatile ROM, but this ROM is EEPROM, for this reason we can update the setting of BIOS and also write.

How to Open BIOS Set (How to Access BIOS in Hindi)

To access the BIOS, when you turn on your computer, immediately you have to press any of the F2, F12, Esc or Delete keys from the keyboard. Your BIOS setting gets opened as soon as you press the key. From here you can see the setting of your BIOS and can also change it.

If your computer is on, then restart the computer and press the key, then your BIOS setting will be opened. To access the BIOS setting, you have to pay attention that before the Windows logo appears, press the key. You can come out of BIOS setting by pressing F10 Key.

The key of BIOS in our PC is different, it varies depending on the manufacturer companies.

How to Update BIOS

If your computer is unable to use all the features of hardware and software, then you need to update the BIOS. After updating the latest version of the BIOS, some additional functions are also added to it, so that all the errors and bugs are also removed.

Before updating the BIOS, it is also necessary to check that Windows Which is the version of your BIOS. For this follow the steps given below.

  • After the PC is on, press Window and R.
  • Type Msinfo32 in the search bar and press Enter.
  • Now System Information Window will open in front of you, from here you can see the current version of BIOS in your PC.

Update BIOS from the official website of the manufacturer companies

After finding out the version of BIOS in your PC, you have to find out whether the updated version of BIOS is available or not. For this, you come to the official website of your PC manufacturer and download the updated BIOS file from here.

If your PC is not branded then you can also download the updated file of BIOS size on the official website of your motherboard manufacturer.

To update the BIOS, you must exit from all the programs and run the file. When it is installed, your PC will reboot and update the BIOS.

How to Reset BIOS

If your PC is facing booting problem then you can reset BIOS setting and set it to default. For this you follow the following steps.

  • First of all turn off the PC completely by pressing the Power Button.
  • Now restart the PC and press the key to access the BIOS.
  • Click on Setup Default option.
  • Press F10 and press Enter Key to save the changes. And exit the BIOS setting.
  • In this way you can reset the BIOS and set it to the default.


Is BIOS hardware or software?

BIOS is a special type of software that interfaces the hardware components of the computer with the operating system.

Who invented the BIOS?

The BIOS was invented in 1975 by American computer scientist Gary Kildall.

What is the full form of BIOS?

The full form of BIOS is Basic Input Output System.

Where is the BIOS in the computer?

All the setting of BIOS is stored in a chip installed in the motherboard which is called CMOS.

We learned: What is BIOS in Hindi

After reading this article you must have understood very well that What is BIOS And what is its function in computer. To conclude the article, BIOS is an integral software of the computer without which the computer cannot start. The BIOS connects the basic components of the computer together. Only after the BIOS is run, all the other programs of the computer run in the operating system.

In this article, we hope that you have got to learn a lot about BIOS from this article. Share this article with your friends also and help us to pass useful information to other people.

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