Summary CHAPTER 2: HARDWARE AND SOFTWARE (A level IT 9626)
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Course
CAIE A Level IT 9626 (CIEIT9626)
Institution
Ahmadu Bello University, Zaria
Book
Cambridge International AS and A Level IT Coursebook with CD-ROM
The first year of Cambridge Assessment International Examination (CAIE). These series of Notes are comprehensive, Detailed, Summarized and Easy to Understand. Students finds it very helpful as they prepare for examination.
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Chapter 2: hardware and software (a level it 9626)
August 19, 2020
75
2020/2021
Summary
Subjects
hardware
software
a level it 9626
hardware and software a level it 9626
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Objectives Hardware and software
• define the term hardware
• evaluate internal
hardware devices
• evaluate external
hardware devices
An item of hardware is a physical component that
forms part of a computer system. Items of hardwar
Keywords
often known as devices because they comprise
electronic components. Hardware devices can be
• SSD
• OMR internal to the computer system (such as the centra
•
•
OCR
MICR
processing unit, memory or motherboard) or they c
be external to the computer system (such as the
monitor, keyboard or mouse).
• evaluate external
hardware devices
State five examples each of Input devices, Output
Keywords devices and storage devices.
• SSD
• OMR
• OCR
• MICR
A LEVEL ICT 19-Aug-20 MR
, Objectives Internal Hardware Devices
• define the term hardware
• evaluate internal
hardware devices
• evaluate external
hardware devices • central processing unit (CPU),
• motherboard,
Keywords • Random access memory (RAM),
• SSD
• read only memory (ROM),
• OMR • graphics card/video card/display adapter/graphics
• OCR
• MICR • sound card,
• hard disk drive (HDD),
• solid state drive (SSD)
A LEVEL ICT 19-Aug-20 MR
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