The document outlines the booting process, detailing its steps including POST, boot loaders like BSL and MBR, and types of booting such as cold and hot booting. It explains how the operating system is loaded into memory and lists key booting files associated with various Windows versions. The document emphasizes the importance of POST in checking hardware functionality before loading the OS.

2. What is booting ?
Diagram of booting process.
What is post ?
 About boot loader .
 BSL (boot strap loader).
 MBR ( Master boot record ).
 Booting files.
 About win boot loader .
 Types of booting.

3. • Booting is a process which helps the
to get desktop after power on.
• After power on the pc , which
process occurs for get a desktop .

5. 5
• It is a small program stored in the ROM of
the system ,As we power on the system
then post check that the hardware devices
are getting voltage at their voltage level or
not ?
• If yes .
• Then the little beep during the post
indicates that post has completed
successfully.

7. • It is used to copy the main booting file of OS
from MBR to main memory. After that main
booting file brings all other files of the operating
system. (Boot.ini)
• It is a program that loads OS when
computer is turned on .

8. BSL (boot strap loader)
•Boot strap loader loads the
operating system into
memory.

9. • MBR is also known as :- I) sector no 0
II) 1st sector
III) Boot sector
• MBR contains OS independent boot code and
partition table.(GPT)
• Total files in windows 7 ,8,8.1,10,10 anniversary
are :- 80- 335675,80-385223,80-482976.

10. • I/O .SYS
• CONFIG.SYS
• AUTO EXE.BAT
• MSDOS.SYS
• COMMAND.COM

11. • NTLDR
(New technology
loader)
• Boot.mgr
(Boot manager)
• 322756 files are
required to restore the
system.

12. • There are two types of booting :-
Cold booting
Hot booting (warm booting )