IT Concept

IT Essentials I v. 3.1 Module 4 Operating System Fundamentals.4.1 – The Operating System4.2 – Disk Operating System (DOS)4.3 – Memory Management The Operating System.Components of an Operating System.Operating Systems (OS) are software programs that control thousands of operations, provide an interface between theContinue Reading >

Booting the System for the First Time.What is BIOS?BIOS stands for Basic Input Output System.It contains the program code required to control all the basic operating components of the computer system.BIOS contains the software required to test hardware at boot up, load the operatingContinue Reading >

Fitting the Case Together.Once all the components and parts have been installed in the case, it is time to complete the PC assembly process.Check to make sure that all of the pin 1 indicators on the cables match up with all of the pinContinue Reading >

Video Card Installation.Step-by-Step Installation of the Video Card.The video card as shown is the only expansion card that needs to be installed before booting the PC for the first time. It is critical in displaying vital information needed to configure the BIOS during theContinue Reading >

Installing the Floppy Drive, Hard Drive, and CD-ROM.Attaching the Floppy Drive to the Case.The step-by-step process is used for installing either a 3.5” drive or 5.25” drives. Make sure the floppy cables and power cables are long enough to reach the drive before starting.Continue Reading >

Installing the Motherboard into the Case.Before installing the motherboard, review the section on motherboards in Chapter 2 "How Computers Work". Attaching the LEDs, Keylock, and Speaker.LEDs, the status lights, are useful in indicating whether components inside the computer are on or working.LEDs that couldContinue Reading >

Preparing the Motherboard for Installation.Motherboard Location Map.A motherboard location map shows where the hardware and major components are located on the motherboard. Typically, everything listed in the specifications section of the motherboard manual is depicted and labeled on the location map. The main memoryContinue Reading >