Chapter 2

Question 1

What does lsass.exe do?

Answer 1

It is responsible for authenticating user logons

Question 2

Explain what the Hardware Abstraction Layer is

Answer 2

1. The HAL is code which controls communication between the computers hardware and the Kernel.

Question 3

What is the Kernel?

Answer 3

The Kernel is the core of the operating system and has control over the entire computer.

Question 4

What type of activities does the Kernel manage?

Answer 4

1. It handles all input and output.
2. It handles memory
3. It handles all peripherals connected to the computer.

Question 5

Name the two difference modes a CPU can operate in when the computer has Windows installed.

Answer 5

1. ) User Mode

2. ) Kernel Mode

Question 6

What runs in user mode?

Answer 6

1.) installed Applications

Question 7

What runs in Kernel mode?

Answer 7

1.) The operating system

Question 8

Name two features of NTFS

Answer 8

1. ) The file system, NTFS supports very large files and partitions.
2. ) It is compatible with other operating systems.

Question 9

What does BIOS stand for?

Answer 9

Basic-Input-Output-System

Question 10

What does UEFI stand for?

Answer 10

Unified Extended Firmware Interface

Question 11

How does UEFI boot a computer?

Answer 11

UEFI boots a computer using EFI program files.