$1.$ Give a detailed description of Library in Windows $10.$

$2-$Windows $10$ uses the NTES file system

Explain what NTFS stands for and its functions.

$3.$ What does the following keyboard shortcut do:

F Alt $+$ Tab

Alt$+$F$4$

Ctrl$+$Z

Ctrl$+$A

F$5$

$4-$Name at least three functions that canmake it easier to use the computerfor example, you have one disability

$5-$Where in the operating system do you go if you want to install or uninstall a program?

$$Show me with screenshots$$

$6-$What login options are available on Windows $10?$

$7-$Explain the following:

a$.$ Windows Defend

b$.$ Windows Update

c$.$ Windows Firewall

d$.$Action Center

e$.$ Microsoft Security Essentials

f$.$ BitLocker

$8-$Normally, executable files are hidden from a normal computer user. How to show or hide the filename extension? Illustrate your answer with pictures

$9-$When you delete files in Windows $10,$ deleted files are sent to the trash so that you can regret and restore the files if necessary. Sometimes you want to delete files without it ending up in the trash, specify how this can be done. Illustrate your answer with screenshots $($images$)$

$10-$How does "File History" work in Windows $10.$ Use images for illustrations

$11-$Give a detailed description of the OSI model. Specify what is responsible in each layer.

$12-$What is meant by "computers communicate with each other using machine language"?

$13-$Clarify the difference $($or differences$)$ between:

Bit

Change

Octet

Binary number

Hexadecimal number

ASCII and UNICODE

$14-$Define the following concepts:

Cough

Server

Client

Server$-$client network

Peer$-$to$-$Peer Networks $($P$2$P$)$

$15-$ Compare IPv$4$ with IPv$6$ in today's networks.

State some clear differences, for example number of bits. address code

and clarify whether computers today use one or the other, or both at the same time

$16-$Explain the function of the components below.

Network card

Router

Switch

Firewall

Access point

$17-$Name some advantages and disadvantages of TP cables

$18-$Name some advantages and disadvantages of fiber optic cables

$19-$Explain the need for communication model like OSI and TCP$/$IP$?$