Information Technology Lesson Note SS1 1st Term

Download well organized and Detailed Computer Studies/Computer Science/ICT/IT-Information Technology Lesson Note for SS1 1st term in PDF or Document – Edudelight Store

SS1 First Term Computer Studies/IT-Information Technology Lesson Notes with Scheme of work

 

WEEK ONE: COMPUTER SYSTEM

• Definition of computer ……………………………………………… 4
• Two main constituents of a computer ……………………………… 5

1. Computer hardware
2. Computer software
   • Computer hardware ………………………………………………… 5
3. System unit.
   • Computer software …………………………………………………. 6
4. System software
5. Application software.
   • Characteristics of a computer ………………………………………. 7

 

WEEK 2 : DATA AND INFORMATION

• Definition of data and information …………………………………. 10
• Differences between data and information ………………………….. 10
• Examples of data and information …………………………………. 11

 

WEEK 3-4: COMPUTING DEVICES 1(Pre-computer age – 19^th century)

Features, components, and uses of:

3.1 Abacus ………………………………………………………………… 13

3.2 Slide rule ……………………………………………………………….. 14

3.3 Napier’s bone …………………………………………………………. 14

3.4 Pascal’s machine ……………………………………………………… 15

3.5 Leibnitz multiplier ………………………………………………………15

3.6 Jacquard’s loom ………………………………………………………. 16

3.7 Charlse babbage ………………………………………………………. 16

3.8 Analytical engine …………………………………………………….…16

3.9 Hollerith census machine ……………………………………………… 17

4.0 Burrough’s machine. ………………………………………………….. 17

 

WEEK 5: COMPUTING DEVICES II (20^th century – date)

Features, components and uses of:

• ENIAC …………………………………………………………… 19
• EDVAC ………………………………………………………….. 19
• UNIVAC .………………………………………………………… 20
• Desktop personal computer …………………………………….. 20
• Laptops and notebook computers ………………………………. 21
• Palm top computer ………………………………………………. 21
• Notebook …………………………………………………………. 21

 

WEEK 6-7: INPUT DEVICES

• Definition of input devices ……………………………………….. 23
• Types of input devices

1. Keyboard
2. Mouse

• Scanner

1. Microphone
2. Joystick
3. Card reader

• Light pen
• Digital camera etc
  • Keyboard ………………………………………………………….. 24

1. Structure and function
2. Keys on the keyboard

• Function keys
• Numeric keys
• Alphabetic keys
• Special character keys
• Cursor control keys
• Command keys etc
  • Mouse ……………………………………………………………… 25

1. Features
2. Functions

• Operations
  • Other Input devices and their uses ………………………………… 26
• Direct data entry and associated devices.

 

WEEK 8: PRACTICALS ……………………………………………………. 29

 

WEEK 9 – 12: REVISION AND EXAMINATION

SSS 1 First Term Computer Studies/IT Lesson Note – Edudelight Store