Computer Studies Scheme of Work Lagos NAPPS (SS1 – SS3)

First term, Second Term , Third Term Computer Scheme of Work for Lagos State NAPPS – Edudelight.com

Computer Scheme of Work NAPPS

Second term SS1 Computer Scheme of work Lagos State NAPPS

WEEK ONE: COMPUTER SYSTEM

1. Definition of computer

1.2. Two main constituents of a computer

• Computer hardware
• Computer software

1.3 Computer hardware

• System unit.
• Peripherals.

1.4 .Computer software

• System software
• Application software.

1.5 Characteristics of a computer

WEEK 2: DATA AND INFORMATION

• Definition of data and information
• Differences between data and information
• Examples of data and information

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

Features, components, and uses of :

3.1 Abacus

3.2 Slide rule

3.3 Napier’s bone

3.4 Pascal’s machine

3.5 Leibnitz multiplier

3.6 Jacquard’s loom

3.7 Charlse babbage

3.8 Analytical engine

3.9 Hollerith census machine

4.0 Burrough’s machine.

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

Features, components and uses of:

• ENIAC
• EDVAC
• UNIVAC
• Desktop personal computer
• Laptops and notebook computers
• Palm top computer
• Notebook

WEEK 6-7: INPUT DEVICES

Definition of input devices

Types of input devices

• Keyboard
• Mouse
• Scanner
• Microphone
• Joystick
• Card reader
• Light pen
• Digital camera etc

Keyboard

• Structure and function
• Keys on the keyboard

Function keys

Numeric keys

Alphabetic keys

Special character keys

Cursor control keys

Command keys etc

Mouse

1. Features
2. Functions
3. Operations

Other Input devices and their uses

Direct data entry and associated devices.

WEEK 8 – 10: PRACTICALS

WEEK 11 – 12: REVISION AND EXAMINATION

First Term SS2 Computer Scheme of Work Lagos State NAPPS

WEEK	TOPIC	CONTENT
1.	CENTRAL PROCESSING UNIT	1.CENTRAL  PROCESSING  UNIT
		-ARITHMETIC  AND  LOGIC  UNIT (ALU)
		-CONTROL  UNIT
		2. FUNCTIONS  OF :
		-ALU
		-CONTROL  UNIT
2.	MEMORY UNIT	1.TYPES  OF  MEMORY
		-PRIMARY  MEMORY (MAIN MEMORY)
		-SECONDARY  MEMORY (AUXILIARY STORAGE DEVICES)
		2.DESCRIPTION OF
		.RANDOM  ACCESS MEMORY (RAM)
		.READ  ONLY  MEMORY (ROM)
		-SECONDARY MEMORY
		.FLOPPY DISK
		.HARD DISK
		.FLASH DRIVE
		.COMPACT DISK (CD)
		.DIGITAL VIDEO DISK (DVD)
		3. DIFFERENCES  BETWEEN  PRIMARY AND SECONDARY MEMORY.
		4. UNITS  OF STORAGE
		.BITS
		.NIBBLE
		.BYTES
		.KILOBYTES (KB)
		.MEGABYTES (MB)
		.GIGABYTES (GB)
		.TERABYTE (TB)
		5. CONVERSION FROM  ONE  UNIT  TO  THE OTHER
		6.COMPARISON  OF  AUXILIARY  STORAGE  DEVICES

		UNDER:
2.		.SIZE
		.SPEED
		.TECHNOLOGY  (OPTICAL MAGNETIC AND SEMICONDUCTORS)
3.	LOGIC CIRCUITS I	1.DEFINITION OF LOGIC GATE
	(STANDARD SINGLE LOGIC	2.TYPES  OF  LOGIC GATES
	GATES).	AND, NOT, OR
		3. SYMBOLS  OF  EACH  LOGIC  GATE
		4. INPUT/OUTPUT SIGNALS  FOR:
		AND, NOT, OR   Gates.
		5.TRUTH  TABLE CONSTRUCTION  FOR AND, NOT, OR Gates
		6. EQUATION  FOR  AND, NOT, OR Gates
		7. USES  OF  LOGIC  GATES
		-AS BUILDING BLOCK FOR HARDWARE AND ELETRONICS COMPONENTS.
4.	LOGIC CIRCUITS II	1.DESCRIPTION  OF  ALTERNATIVE  LOGIC  GATES
	(ALTERNATIVE  LOGIC GATES)	2.TYPES OF ALTERNATIVE LOGIC GATES; NAND, NOR
		3.SYMBOL  FOR  EACH  LOGIC  GATE
		4.INPUT/OUTPUT  SIGNALS  FOR; NAND, NOR Gates
		5. TRUTH TABLE  FOR;  NAND, NOR.
		6. EQUATION  FOR ; NAND, NOR Gates
		7. USES  OF  LOGIC  GATES
		I.AS BUILDING  BLOCK  FOR
		.HARDWARE/ELECTRONICS  COMPONENTS  e.t.c
		8. CONSTRUCTION  OF  SIMPLE  COMPARATOR.
5.	COMPUTER DATA  CONVERSION	1.DEFINITION OF
		I.REGISTER

		II. ADDRESS
		III.BUS
		2A.TYPES  OF  REGISTER
		I.MDR
		II.CIR
		III.SQR
		2B. FUNCTIONS OF EACH  REGISTER TO BE
		STATED.
		3. DIFFERENCES  BETWEEN  REGISTER  AND  MAIN
		MEMORY.
		4. OUTLINE  STEPS  IN  DATA  FETCH-EXECUTE
		CYCLE  IN  A  SIMPLE  FORM
		5. FACTORS  AFFECTING  SPEED  OF  DATA TRANSFER
		I.BUS SPEED
		II.BUS WIDTH
6-7.	CONCEPT OF COMPUTER	1.DEFINITION OF SOME TERMS
	FILE	I.COMPUTER  FILE
		II.RECORD
		III.FIELD
		IV.DATA  ITEM
		2.TYPES OF DATA ITEM
		I.NUMERIC
		II.ALPHABETIC
		III.ALPHA-NUMERIC
		3.FILE  STRUCTURE  ORGANISATION (FROM DATA
		ITEM TO FILE
		4.TYPES OF FILEORGANISATION
		I.SERIAL
		II.SEQUENTIAL
		III.INDEXED
		IV. RANDOM
		5.METHODS  OF  ACCESSING  FILES
		I.SERIAL  ACCESS
		II.SEQUENTIAL  ACCESS
		III. RANDOM ACCESS.

		6.FILE CLASSIFICATION:
		I.MASTER  FILE
		II.TRANSACTION  FILE
		III.REFERENCE  FILE
		7.CRITERIA  FOR  CLASSIFYING  FILES
		I.NATURE  OF  CONTENT
		II.ORGANISATION  METHOD
		III.STORAGE MEDIUM
8 – 10	PRACTICALS	PRACTICALS
11 – 12	REVISION AND EXAMINATION

First Term SS3 Computer Studies Scheme of Work Lagos State NAPPS

Scheme of work

Week 1 – 2: NETWORKING

1. Define networking
2. Explain types of network
3. Explain network topologies
4. Mention network devices
5. List the benefits of networking

Week 3 – 4: INTRODUCTION TO WORLD WIDE WEB

1. Define the world wide web.(WWW)
2. Narrate brief history of WWW
3. Explain the basic terminologies associated with WWW
4. Explain protocols
5. Explain the benefits / uses of WWW

Week 5: CABLES AND CONNECTORS

1. Explain the use of cables and connectors
2. Mention different cables for networking.

Week 6: DATABASE

1. Define database
2. Give examples of database software
3. Define some terms associated to database
4. Explain forms of database
5. Give the format of database
6. Create database

Week 7 – 8: GRAPHICS (INTRODUCTION TO COREL DRAW)

1. Define graphic package
2. Give examples of graphic package
3. Mention the features in Corel draw
4. Perform or carry simply designs in Corel draw

Week 9 – 10: PRACTICAL

Week 11 – 12: REVISION AND EXAMINATION

Second term SS1 Computer  Studies Scheme of work NAPPS

Week 1: Revision of last term’s work/introduction to computer software

Week 2: Computer system software:

• Definition of software
• Types of Software
• System Software
• Application Software
• Operating systems
• Translators
• Tools/utility

Week 3: Operating Systems:

Definition of Operating system

• Functions of Operating System
• Examples of Operating system

Graphical User Interface (GUI)

– Microsoft windows

– Linux command line

– UNIX

Microsoft Disk

Operating system (MSDOS)

Examples of translator

– Assemblers

– Compliers

-Interpreters

Examples of utility programs

-Editor

-Anti Virus

Week 4: Application Software

(i) Define Application Software

(ii) State two types of Application software:

(a) Customized Application software

(b) Standard Application Packages

– Graphics Package eg. Corel Draw

– Word processing package eg. MS-Word

– Spreadsheet packages eg. Lotus 123, Excel etc.

– database eg. Microsoft Access

– Graphics

-Games

Week 5: Programming language

(i) Definition of programming language

(ii) Levels of programming language – Machine

Language

• Low level language
• High level language

(iii) Features of each level of programming language

Week 6: Programming Language II

(i) Examples of Programming Language:

– BASIC

– COBOL

– FORTRAN

– PASCAL

– C++

– JAVA – ORACLE

(ii) Comparison of Programming Language

Week 7: BASIC PROGRAMMING LANGUAGE

Meaning of Basic

– Beginners all purpose Symbolic Instructional Code

Basic Character 1:><

Basic Statement

– LET READ, INPUT DATA, END, PRINT

Week 8: Basic Arithmetic Operation:

BASIC Arithmetic Expression.

Communication system

Week 9: Meaning of ICT

• Importance of ICT
• Types of ICT
• Broadcasting
• Telecommunication
• Data Networks
• Data
• Information Systems
• Satellite communication
• Components of ICT

Week 10: Components of ICT

Broadcasting

– Radio

– Television

– Satellite TV system

 Telecommunications:

– Public Switch Telephone

– Network (PSTN) landline

– Satellite telephone system

– Fixed wireless Telephone system

Week 11: Mobile phone system (GSM)

-Circuit switched packet telephone (CSPT) DATA NETWORK

– Personal Area Network (PAN)

– Local Area Network (LAN)

– Metropolitan Area Network (MAN)

– Wide Area Network (WAN)

– Internet

INFORMATION SYSTEMS:

• Data Processing system
• -Global positioning system (GP)

Week 12 & 13: Revision and Examination

Second term SS2 Computer Scheme of work NAPPS

Week 1: Computer Data Conversion I:

Definition of Register

Types of Register

• MDR
• CIR
• SQR
• IR
• ACC

Functions of Registers

Differences between Registers

Week 2: Computer Data Conversion II

• Address
• BUS

• Definition of

(i) Address

(ii) BUS

• Types of BUS and functions:

                 Control BUS

                Address BUS

                Data BUS

Week 3: Computer Data Conversion

• Define Data Conversion
•  
• Outline steps in data Conversion cycle in a simple form

Date-Fetch-Execute

Factors affecting speed of data

BUS speed

BUS width

Week 4: Concept of computer files:

• Definition of terms:

*Computer files

*Records

*Field

*Data items

Types of Data file

*Numeric

*Alphabetic

*Alphanumeric

File Structure organization

Week 5: Concept of computer files

• Types of file organization:

*Serial

*Sequential

*Indexed

*Random

–   File structure organization from data item to file

Week 6: Methods of accessing files

*Serial Access

*Sequential Access

*Random Access

– File classification

*Master file

*Transaction file

*Reference file

– Criteria for file classification

*Nature of content

*Organization Method

*Storage Medium

Week 7: Handling computer files:

Basic Operation on Computer files

*Creation

*Deletion

*Retrieval

*Copy

*View

*Update

*Open

*Close

Steps involved in file creating and accessing sequential file using Basic file processing statement

Week 8: File insecurity

• Describe the insecurity
• Effect of this insecurity:
•  

data loss

Causes of data loss

Overwriting

• Methods of security

Use of backing

Use of anti-virus

Password

Proper label of storage device

Week 9: Differences between computer files and manual files

• Advantages of computerized files

• More secured
• Fast to access
• More  Reliable
• Neatly modified
• Limitation of computer files
• Expensive to set up
• Irregular power supply

Week 10: Word Processing

Definition of terms

• Word processing
•  

 Text document

– Example of word processor

 Microsoft word

Word Perfect

Corel-Word perfect

Word star

Word pad

– Application Area of Word processing

Offices

Publishing

Journalism

Education

Artistes etc.

Week 11: Facilities available in word processor

Type document

Edit document

Store Document

Move, Copy and paste

Insert text, words

Remove word-sentences and paragraph

–    Features of Word processor

Editing

Formatting

Justification

Search and Replace

Spell check/Thesaurus

File merging

Week 12 & 13: Revision and Examination

Second term SS3 Computer Scheme of work NAPPS

Week 1: High Level Languages (HLL)

(i) Definition of High-Level Language (HLL)

(ii) Examples of HLL

(a) BASIC

(b) FORTRAN

(c) ALGOL

(d) PASCAL

(e)COBOL

(f) PROLOG

(g) C

(h) C++

(ii) Classification of HLL based on suitable application

(i) Scientific – BASIC, FORTRAN

(ii) General Purpose – C, PASCAL

(iii) Artificial Intelligence – LISP

(iv) Special Purpose Language – SNOBOL

(v) Business Language: COBOL

Week 2: High Level Language (HLL)

(i) Interpreted and compiled languages

(ii) Features of BASIC, C++, PASCAL, COBOL

(iii) Advantages of HLL over ML and LLL

Week 3:  Overview of number bases

• Review of Number Bases

(a) Binary

(b) Octal

 (c) Decimal

 (d) Hexadecimal

• Conversion in number bases

• Basic arithmetic in number bases

(a) Addition

(b) Subtraction

Week 4: Data Representation

(a) Definition of data representation

(i) Description data representation methods

(a) Bits

(b) BCD

(c) EBCDIC

(d) ASC II

• Computer character sets

Week 5: Security and Ethics

• Sources of security breaches:

(a) Virus

(b) Poorly implemented network

(c) Poorly implemented or lack of ICT policy

• Preventive measures:

(a) Use of antivirus software

(b) Use of fire wall

(c) Exercising care is giving out personal and vital information

(d) Encryption

(e) Proper Network implementation and policy

(f) Using sites with web certificate

Week 6: Security and Ethics:

(i) Legal issues

(ii) Cyber crime

(iii) Software Piracy

• Copyright
• Ownership rights to:

(a) Text

(b) Images

(c) Audio

(d) Video

(iv)  Web content subject to existing laws of host country

Week 7 – 12: MOCK & WAEC EXAMINATIONS

Third term SS1 Computer Scheme of work NAPPS

003	COMPUTER STUDIES
1.	Revision of last term’s work/introduction to the Application of ICT
2.	Application of ICT
3.	ICT Based Gadget
4.	Basic Computer Operations Description of booting process, types of booting and components of the window desktop
5.	Basic Computer Operation II Start up a s system and running an application
6.	Word Processing: -Definition of word processing and word processor. -Example of word processors
7.	Word processing environment Create, edit, save, close Microsoft Word, Word perfect, Word star Features of word processors
8	Word processing Environment -Launch Word Processor -Retrieve, format, save, save as, print, close
9.	Presentation Package Example of present age package, Microsoft power point, Adobe PDF
10.	Features of Presentation package -Creating slides, Insertion of pictures, Insertion of video and audio, Animation, slide show, creation of graphics, creating organizational and other slides
11.	Using presentation package: -LathalMs-power Point, Create a new presentation,  Insert slide content, text, Graphics, pictures, animate content, Addnew slides, save presentation, Run Slide shows, print Presentation, close presentation
12-13	Revision and Examination

Third term SS2 Computer Scheme of work NAPPS

003	COMPUTER STUDIES
1.	System Development Cycle: Definition, Description, and stage of system development cycles
2.	System development cycle(ii) Description of each stage of system development cycles
3.	Program Development Definition, characteristic of a good programme Precautions in program development:
4.	Program development (II) -Steps involved in  programme development -Programme definition,  Problems analysis, Flow charting, and Desk checking
5.	Algorithms and flow charts -Definition of Algorithms, and flow char -functions  and characteristics of Algorithms -Writing Algorithms for: (i) computing average of a given sets of number (ii) Evaluation of equation (iii) Printing out the first ten odd numbers etc.
6.	FLOW CHART -Flow chart symbol, use of flow chart symbols and flow chart diagram for solving a given problem.
7.	BASIC PROGRAMMING -Built in functions in Basic programming
8	Basic Programme (II) Basic programme to: (i) Find square root of numbers within a given range (ii) Find the square root of S, round up to an integar (iii) Find the cosine of known value (iv) Find the tangent of a given angle (v) Plot sine wave curve (vi) Plot cosine curve
9.	Internet: -Definition – Some basic terms -Service provider
10.	Internet (II) -Internet browser -Internet explorer-Nescape Navigator, Google Chrome -Features in Browser Window, Internet service -Benefit of internet to the society
11.	Electronic mail (e-mail service) -Definition of electronic mail -E-mail service -Steps involves in creating e-mail account – Steps involved in opening e-mail box Features in an e-mail address -Definition of chatting
12-13	Revision and Examination