مقدمة الحاسبات - للصف الاول دبلوم التمريض

1. ‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬
‫ااااااااا‬‫ااااااااا‬
‫ااااااااا‬‫ااااااااا‬
InformationInformation
Technology (ITTechnology (IT((

2. -: ‫اااا‬ ‫ااااااا‬
SoftwareHardware
‫ااااااااا‬‫ااااااا‬
‫اااااا‬ ‫ااا‬ ‫اااااا‬‫اااااا‬ ‫ااااا‬ ‫اااااا‬
‫ااا‬ ‫ااااا‬ ‫اا‬ ‫ااا‬ ‫ااااااااا‬ ‫ااااااااا‬ ‫ااااا‬ ‫اا‬ ‫ااااا‬ ‫ااا‬
... ‫ااا‬ ‫ااااا‬ ‫ااااااا‬

3. ‫ااااااا‬ ‫اااا‬ – ‫اااا‬
Hardware
Input
Units
System Unit
Output
Units
Memory
Processor
Control
ALU
Aux.

4. ‫ااااااا‬ ‫ااااا‬Input
Devices
‫ااااا‬1-4
‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬
:‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬
1.‫ى‬‫ى‬‫ى‬‫ى‬2‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬.
3‫ى‬‫ى‬‫ى‬‫ى‬.4‫ى‬‫ى‬‫ى‬.
5‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬.
‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬)‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬1,0bits(

5. ‫ااااااا‬ ‫ااااا‬Input Devices
‫ااااا‬2-4
‫اااااااا‬ ‫اااا‬
Keyboard
‫اااااا‬
Mouse
‫ااااااا‬ ‫ااااا‬
Trackball
‫ااااااا‬ ‫اااااااا‬ ‫اااااا‬ ‫اااااا‬
‫اااااا‬ ‫ااااااا‬ ‫اا‬ ‫اااااا‬
‫ااااااا‬ ‫اااا‬
‫ااااااا‬ ‫ااا‬ ‫اا‬ ‫اااااا‬ ‫اااا‬ ‫اااااا‬
‫اااااااااا‬Mic
‫ااااا‬ ‫اااااا‬

6. ‫ااااااا‬ ‫ااااا‬Input Devices
‫ااااا‬3-4
‫ااااا‬ ‫اااا‬Touch Pad
‫ااااااااا‬ ‫اا‬ ‫ااااااا‬ ‫اااا‬ ‫اااا‬ ‫ااااا‬ ‫اااا‬
‫ااااااا‬
‫ااااااا‬ ‫اااااااا‬Digital Camera
‫اااا‬‫ااااا‬ ‫اااااا‬ ‫اا‬
‫اااااا‬ ‫اااااا‬Scanner
‫ااااااا‬ ‫ااااااااا‬ ‫ااااا‬ ‫اااااا‬

7. ‫ااااااا‬ ‫ااااا‬Input Devices
‫ااااا‬4-4
‫اااااا‬ ‫ااااا‬Light Pen
‫اااااا‬ ‫ااا‬ ‫ااااااااا‬ ‫ااااااا‬ ‫اااااا‬
‫ااااااا‬ ‫ااا‬Joy Stick
‫ااااااا‬ ‫اا‬ ‫اااااا‬ ‫اا‬ ‫اااااا‬
‫ااااا‬ ‫اااا‬Digitizer
‫ااااااااا‬ ‫ااا‬ ‫اا‬ ‫ااااااااا‬ ‫اااااااا‬
‫اااااااا‬ ‫ااااااااا‬

8. ‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬ ‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬ ‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬
:‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬
1.‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬
2‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬.
3‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬.
‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬)‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬‫ى‬1,0bits(
‫ااااااا‬ ‫ااااا‬Output
Devices
‫ااااا‬1-3

9. ‫ججججججج‬ ‫ججججج‬Output
Devices
‫ججججج‬2-3

 )‫ةشاشلا‬(



. -
   -


.

10. ‫ججججججج‬ ‫ججججج‬Output
Devices
‫ججججج‬3-3
Plotter
 -.
   -

Speakers
 -.
 -
   


11. ‫جججججججج‬ ‫ججججججج‬ ‫ججججج‬
Input & Output Devices
   
   
.Modem( )‫ةشاشلا‬
   
   
   
   
:
Internal Modem
.
:
External Modem
.

12. System UnitSystem Unit



PCI
CD-ROM
Hard Disk
Floppy
Disk
VGA Card

Data Buses

13. Mother
Board
PCI



ISA
ROM

14. •.
•
.
•
.
•:
•)‫ةشاشلا‬   Random
Access Memory)‫ةشاشلا‬ RAM
•)‫ةشاشلا‬Read Only
Memory)‫ةشاشلا‬ ROM

Memory

15.   
  
Bit
 -
 .
.
Byte (B)‫ةشاشلا‬
-||8.
Kilo Byte (KB)‫ةشاشلا‬
 -1024.
Mega Byte (MB)‫ةشاشلا‬
 -1024.
Giga Byte (GB)‫ةشاشلا‬
 -1024.

16. 
ProcessorProcessor

 ()‫ةشاشلا‬
.
◦




...
◦

17. ‫تتتتت‬‫تتتتت‬
‫تتتتتتت‬‫تتتتتتت‬
‫تتتتتتتت‬‫تتتتتتتت‬
Auxiliary Storage UnitAuxiliary Storage Unit

18. ‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
.‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
.‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬ ‫ت‬‫ت‬ ‫تت‬‫ت‬‫ت‬‫ت‬ ‫ت‬‫تت‬‫ت‬ ‫تت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫)ت‬1000(‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫تتتتتتت‬‫تتتتتتت‬
‫تتتتتت‬‫تتتتتت‬HardHard
DisksDisks

19. ‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬ -
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
)‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬1.44.(‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
.‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬Zip‫ت‬Jaz
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬ -
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
.‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫تتتتتتت‬‫تتتتتتت‬
‫تتتتتت‬‫تتتتتت‬FloppyFloppy
DisksDisks

21. ‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬ ‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬CD-ROM
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬ ‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬ ‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬(DVD)
‫تتتتتتت‬‫تتتتتتت‬
‫تتتتتتت‬‫تتتتتتت‬LaserLaser
DisksDisks
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬:
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬.
:‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬:‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬‫ت‬
CD-ROM 700 – 900 MB
DVD 4 -16 GB

22. ‫تتتتتتتت‬ ‫تتتتت‬
Types of Computers
‫تتتتت‬1-2
‫تتتتتتت‬‫تتتتتتت‬
‫تتتتت‬‫تتتتت‬LaptopLaptop
‫تتتت‬ ‫تتتتتتت‬‫تتتت‬ ‫تتتتتتت‬
IBM-PCIBM-PC
‫تتتت‬ ‫تتتتتتت‬‫تتتت‬ ‫تتتتتتت‬
MAC-PCMAC-PC

23. ‫تتتتتتتت‬ ‫تتتتت‬
Types of Computers
‫تتتتت‬2-2
‫تتتتت‬‫تتتتت‬
‫تتتتتتتت‬‫تتتتتتتت‬
‫تتتتتت‬‫تتتتتت‬PDAPDA‫تتتتتتت‬‫تتتتتتت‬
‫تتتتت‬‫تتتتت‬
MainframeMainframe
‫تتتتتت‬‫تتتتتت‬
‫تتتت‬ ‫ت‬‫تتتت‬ ‫ت‬
ServerServer
‫تتتتتتت‬‫تتتتتتت‬
‫تتتتت‬‫تتتتت‬
Super ComputerSuper Computer

24. ‫تتتتتتتت‬ ‫تتتتت‬
Computers Networking
‫تتتتت‬ ‫تت‬ ‫تتتتت‬ ‫تتتتتتتت‬ ‫تتتت‬
‫تتتتتتت‬ ‫)تتتت‬ ‫تتتت‬ ‫تت‬ ‫تتتتتت‬
(‫تتتتت‬ ‫تتتتتتتت‬
:‫تتتتتتت‬ ‫تتتتتتت‬ ‫تت‬ ‫تتتتتت‬
1.‫تتتتتتت‬ ‫تتتتت‬ -
2(... - ‫تتتتتتت‬ ‫تتتتت‬ – ‫)تتتتتتت‬ ‫تتتتتتت‬ ‫تت‬ ‫تتتتتتتت‬ -
3‫تتتتتتتت‬ ‫تت‬ ‫تتتتتتتت‬ -

25. dumb terminal
intelligent terminal
‫ةةةةةةة‬ ‫ةةةةةةة‬ ‫ةةةةةةة‬ ‫ةةةةةةة‬
Dumb & Intelligent Terminal

26. LANLAN
))LANLAN ))Local Area NetworkLocal Area Network‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬ ‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ ‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬ ‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ ‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬–‫ة‬‫ة‬‫ة‬‫)ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬–‫ة‬‫ة‬‫ة‬‫)ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬
-‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬-‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬ –..
WANWAN
))WAN )Wide Area NetworkWAN )Wide Area Network‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ ‫ةة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ ‫ةة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬)‫ة‬‫ة‬)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ –‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ -‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ -
‫ةةةةةةة‬ ‫ةةةةة‬Types Of Networks

27. ‫ةةةة‬ ‫ةةةةةةة‬‫ةةةة‬ ‫ةةةةةةة‬
‫ةةةةةةةةةة‬‫ةةةةةةةةةة‬‫ةةةة‬ ‫ةة‬‫ةةةة‬ ‫ةة‬
‫ةةةةةةةة‬‫ةةةةةةةة‬
‫ةةةةةةةةة‬ ‫ةةة‬‫ةةةةةةةةة‬ ‫ةةة‬))‫ةةةةة‬‫ةةةةة‬
11‫ةة‬‫ةة‬44))
• PSDN
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬Public Switched Data Network‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
• ISDN
◦"‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬Integrated Service Digital Network."
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ISDN‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬1984‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ .‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ISDN‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬64‫ة‬‫ة‬128‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
PSTN •
•Public Switched Telephone Network

28. DSL •
•Digital Subscriber Line‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬SDSL , ADSL‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬DSL‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
ADSL •
•Asymmetric Digital Subscriber Line
SDSL •
•symmetric Digital Subscriber Line

29. ‫ة‬Fax
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬Telex
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ .‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
2244

30. ‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬Modem
◦‫ة‬‫ة‬Modem)"‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ )‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬MODulate /
DEModulate."‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬.
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
3344
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬Baud Rate
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ .‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬56‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬56kbps

31. ‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬Digital‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
Analogue
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬0‫ة‬1)‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ .‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ -‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
–‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬ .‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
◦‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬
.‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬‫ة‬

32. ‫ةةةةةةةةة‬ ‫ةةةةة‬ ‫ةةة‬ ‫ةةةةةةة‬ ‫ةةةةةةة‬
Factors That Impact on a Computer's
Performance
1‫ةةةةةةة‬ ‫ةةةة‬ -CPU sPeed
2‫ةةةةةةةةة‬ ‫ةةةةةةة‬ ‫ةةة‬ -RAM size
2‫ةةةةة‬ ‫ةةةةة‬ ‫ةةةة‬ ‫ةةةةة‬ ‫ةةةة‬ -
HARd disk sPeed ANd CAPACity