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(1.3.1 System Unit, 1.3.2 Input Devices, (i) Text Entering Devices,…
1.3.1 System Unit
(ii) Microprocessor (CPU)
(a) Arithmetic Logic Unit (ALU)
(b) Control Unit (CU)
(c) Clock
(d) Registers
(e) Cache
(iii) Buses
a) Control Bus
b) Data Bus
c) Address Bus
(i) Motherboard
1.3.2 Input Devices
(i) Text Entering Devices
Keyboard:
(ii) Pointing Devices (Mouse and its variants)
(iii) Image Scanners
(iv) Other Types of Input devices
1.3.3 Output Devices
(i) Soft Copy Output Devices
(a) Monitors
(b) Data Projectors
(c) Speakers
(ii) Hard Copy Output Devices
(a) Printers
(b) Plotters
1.3.4 Storage Devices
(i) Primary Storage Devices
(a) ROM
(b) RAM
(ii) Secondary Storage Devices
BASIC OPERATIONS OF A COMPUTER
(i) Input
(ii) Processing
(iii) Storage
(iv) Output