How to boot computer

 BOOTING THE PC

computer booting, types of booting


Booting is the process of starting your computer by switching on the power outlets

TYPES OF BOOTIG:

COLD BOOTING: when computer is OFF, done by switching ON The power outlets and the pc itself.

WARM BOOTING: When computer is ON, But due to some unavoidable circumstances the computer stops operating then you must restart it again by using Ctrl+Alt key in a sequence

PROCESS OF BOOTING COMPUTER

Before booting the computer make sure that power cable are firmly attached to the wall switch and to any connection.

  1. Switch ON the wall switch
  2. Switch ON the UPS
  3. Switch ON the CPU
  4. Switch ON the VDU

If there is a printer , scanner or anything connected to a computer to the computer and using the power , turn it ON then wait for a couple for minutes while the computer test itself.

SWITCHING OFF THE PC

  • Click the start button
  • Click shutdown
  • Click yes

Weight for a while when you see the words “now it is safe to turn off your computer ”done for the following

  1. Switch OFF the VDU
  2. Switch OFF the CPU
  3. Switch OFF the UPS
  4. Switch OFF the wall switch

WHAT IS WINDOWS?

Windows is an operating system that control the basic operation of your computer, and the window 95/98 is one of several operating systems. The operating system you use depends to some degree on the kind of computer you are using. for example an apple, macintosh computer uses an operating system that only on macintosh computer.

STARTING WINDOWS AND VIEWING THE DESKTOP AREA:

When you first start window, you see the DESKTOP which is the area on your monitor where you organize your computer work.

The small picture you see on the desktop are called ICONS. The  are present a program you use to carry out a task. All the left end of a task bar is the START button which you use to start program, find files, access window and help more

SAFEGUARDS OF FROPPY AND HARD DISKS

  • Do not hold at corners
  • Do store in jackets/sleeves
  • Do write with felt tip pen
  • Do not place neer magnetic/x-rays
  • Do not bend
  • Do not clean
  • Do not write with ball pen
  • Do not expose to smoke/heat

KEY BOARD

Similar to typewrite but keyboard have more keys than the typewrite grouped in four sets

  1. Alphabetical key (from A-Z)
  2. Numbered keys (from 1-0)
  3. Function keys (from F1-F12)
  4. Special keys eg enter key,shift key, capslock

THERA ARE TWO TYPES OF KEYBOARDS

Standard keyboard which has 10 Function key

Extended keyboard which has 12 function keys.

KEYBOARD NAME                                  FUNCTION

1.ENTER/RETURN Inforce and tell computer to go ahead with processing

2.BACKSPACE Back up and erase errors

3.SHIFT Used in typing uppercase lettets on keys, with two letters on it

4.CAPSLOCK                        Capitalization, affects letter, keys not numbers or function key

5.NUMBERLOCK Used for accessing numbers with numeric keypad

6.SPACE BAR  Move your cursor forward

7.ESCAPE  Termination or command wrongly selected

Also Read introduction to . computer part one by click here

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