BOOTING PROCESS

Define booting
Types of booting
Describe the booting process.

What is booting?
Process of starting or restarting a computer

Types of booting

A cold boot is the process of turning on a computer after it has been powered
off completely
A warm boot is the process of restarting, or resetting, a computer that is already turned on.
Under the Windows environment, a warm boot can be performed by pressing the
CTRL+ALT+DEL key combinations.

Qns How is a cold boot different from a warm boot? Describe how to perform a
warm boot under the Windows environment?

Activities
Learners boot the computer
Launches application program such as word processors, spread sheet, power points publication
etc. Observe and admire their features.

What is a folder?………………………………………………………….
Activities
a)Learners create a folders on desk top and name it “trial part one”
b)Learners move files to the folder
c)Learners rename the folder with their own names
d)Leaner delete the folder and recover it

*)What is a file?……………………………………

**)outline five types of file you know

Description of the booting process of computer using window operating system
The booting process of a personal computer using the Windows operating system.
1) The power supply sends a signal to the components in the system unit.
2) The processor looks for the BIOS.
3) The BIOS performs the POST.
4) The results of the POST are compared with the data in the CMOS chip.
5) The BIOS looks for the system files in the boot disk.
6) The boot program loads the kernel of the OS into RAM from storage.
7) The OS loads configuration information and displays the desktop on the screen.

How is multitasking different from multiprocessing?
– A multitasking operating system allows a single user to work on two or more applications
that reside in memory at the same time.
-A multiprocessing operating system can support two or more CPUs running programs at the
same time.
Information normally required to log on to a multiuser operating system.
1) Username
2) Password
Kinds of configuration information stored in the CMOS of a personal computer.
1) Amount of memory installed.
2) Current date and time.
3) Type of disk drives.
4) Type of keyboard, mouse, and monitor.

BIOS

BIOS (basic input/output system) is the program a computer’s microprocessor uses to start the computer system after it is powered on.
Kind of information the BIOS of a personal computer contain

-Identifies all of the computer’s peripheral devices, such as hard drives and expansion cards.
-The BIOS contains a sequence of instructions the computer follows to load the operating system
and other files when the computer is turned on.