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BIOS Tutorial

BIOS Tutorial BIOS One of the most common uses of Flash memory is for the basic input/output system of your computer, commonly known as the BIOS (pronounced “bye-ose”). On virtually every computer available, the BIOS makes sure all the other chips, hard drives, ports and CPU function together.
Every desktop and laptop computer in common use today contains a microprocessor as its central processing unit. The microprocessor is the hardware component. To get its work done, the microprocessor executes a set of instructions known as software (see How Microprocessors Work for details). You are probably very familiar with two different types of software:

Introduction to BIOS

Ø  Introduction to BIOS Ø  BIOS One of the most common uses of Flash memory is for the basic input/output system of your computer, commonly known as the BIOS (pronounced “bye-ose”). On virtually every computer available, the BIOS makes sure all the …

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What BIOS Does?

The BIOS software has a number of different roles, but its most important role is to load the operating system. When you turn on your computer and the microprocessor tries to execute its first instruction, it has to get that …

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Booting the Computer

Whenever you turn on your computer, the first thing you see is the BIOS software doing its thing. On many machines, the BIOS displays text describing things like the amount of memory installed in your computer, the type of …

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Configuring BIOS

In the previous list, you saw that the BIOS checks the CMOS Setup for custom settings. Here’s what you do to change those settings. To enter the CMOS Setup, you must press a certain key or combination of keys during the …

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Updating Your BIOS

Occasionally, a computer will need to have its BIOS updated. This is especially true of older machines. As new devices and standards arise, the BIOS needs to change in order to understand the new hardware. Since the BIOS is stored in …

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