عربي
Mark
Scores
Hardware
1
Computer Hardware
2
Computer Architecture Principles
3
Central Processing Unit (CPU)
4
Arithmetic and Logic Unit (ALU)
5
Control Unit (CU)
6
CPU Registers
7
Program Execution
8
Microprocessor Chips
9
CPU Speed
10
CPU Local Bus
11
Memory (Primary Storage Device)
12
Random Access Memory (RAM)
13
Memory Modules
14
Special Memory Devices
15
Cache
16
Read-Only Memory (ROM)
17
Buses
18
Boards and Ports
19
Secondary Storage Devices
20
Floppy-Diskette Drive (FDD)
21
Floppy-Diskette Drive: Properties
22
Floppy Diskette: Capacity Calculation
23
Hard-Disk Drive (HDD)
24
Compact-Disk (CD) Drives
25
Compact Disk-Read Only Memory (CD-ROM) Drive
26
Compact Disk-Recordable (CD-R) Drive
27
Compact Disk-ReWritable (CD-RW) Drive
28
Digital-Versatile-Disk (DVD) Drive
29
Computer Peripherals
30
Keyboard
31
Mouse
32
Mouse: Internal Work
33
Mouse: Connecting to Computer
34
Trackball, Joystick, Pointing Stick
35
Scanner
36
Monitor
37
Cathode-Ray Tube (CRT) Monitor
38
Liquid-Crystal Display (LCD) Monitor
39
Video Cards (Display Adapters)
40
Printers
41
Dot-Matrix Printer
42
Inkjet Printer
43
Laser Printer
44
Plotter
45
Speaker and Microphone
Arithmetic and Logic Unit (ALU)
Central Processing Unit (CPU).
The ALU performs arithmetic and logical operations on data. Arithmetic operations are addition, subtraction, multiplication, and division. Logical operations involve data comparisons so as to determine whether certain conditions are true or false.
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