Information & Communication Technology - https://nie.lk

Information & Communication Technology

Grade 11 (2021)

Essential Contents (Grade 10 & 11)

Instructions for teachers:

Following table contains, the essential subject contents of grade 11 students to be followed to accomplish the syllabus Guide students to use the "GuruGedara" programme and "e-thaksalawa" learning approaches to enhance the subject

knowledge Provide adequate ICT infrastructures for students those who have difficulties to reach "GuruGedara" and "e-thaksalawa"

Competency Competency Level

Content

Learning Outcome

1. Investigates the methods used to represent data in computer systems

1.1 Uses the binary number system to represent data in computer systems

Methods of data representations o 1 and 0 to represent two states

Decimal, Binary, Octal and Hexa-decimal number systems

Explains that data can be represented using two states

Represents positive decimal integers in binary

Learning Approach

Class room Periods

01

Gurugedara Programme

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1.2 Conversion of Number Systems

Methods for conversions (positive integers only) o Decimal to Binary, Octal and Hexadecimal

Converts Decimal to Binary, Octal, and Hexa-decimal

Converts Binary to Decimal, Octal and Hexa-decimal

Converts Octal to Hexa-

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1.3 Determines the capacity of data storage

o Binary to Decimal, Octal and Hexadecimal

o Octal to Hexa-decimal (Vice versa)

decimal (Vice versa)

Units of measurement: Bit, Byte, KiloByte, Mega Byte, Giga Byte, Tera Byte

Order of capacities of different storage devices: Cache, RAM, ROM, hard disk, compact disk, USB drives

Describes storage units in terms of bytes

Compares capacity of various storage devices

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1.4 Explores coding systems in computers

BCD ASCII Unicode

Explains how different coding systems are used

Explains limitations of each system

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2. Uses Boolean logic to work effectively with logic gates

2.1 Identifies basic logic operators and draws truth tables to illustrate their functions

Operators: AND, OR, NOT, NOR, NAND

Introduction to Truth Tables (maximum of three inputs)

Explains the action of logic gates

Draws truth tables for logic operations

2.2 Applies concepts of Boolean logic to find solutions to simple day-to-day life problems

Design of logic for simple real world applications o Alarm systems o Selection criteria

Draws block diagrams of systems using Boolean logic

Draws block diagrams to represent solutions to simple problems involving Boolean logic

Converts block diagrams into logic diagrams

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3. Works

3.1 Explores operating Introduction to OS

Describes the need for an

02

effectively

systems by type, Types of operating

operating system

with Operating System

functions, benefits and concerns

systems: single user, multi user, real time Functions of the OS: User interface and resource

Briefly explains functions of an operating system

Briefly explains utilities of an operating system

management

Benefits of the OS

Utilities of an OS:

Partitioning, Formatting,

Defragmentation

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3.2 Handles files and Introduction to the file

Carries out following

02

folders in

system

operations: creation, deletion,

Operating Systems

o Drives o Folders

renaming, copying Organizes documents into

o Files and file extensions folders according to need

o File and folder

operations

4. Uses Word 4.1 Explores the

Functions of word

Discusses facilities of word

01

processing Software to Solve Day-

concept and features of word processing

processing software GUI of word processing

software

processing software Explores GUI of word

processing software

to-day

problems

4.2 Performs basic

Creating new documents Creates new documents

01

tasks in word

Page setup: Paper size,

Checks spelling and grammar

processing

margins, orientation

of a document

software

Spelling and grammar

Opens existing documents

checking

Saves and closes documents

Find and replace of text

Opening existing

documents

Saving and closing of

documents

4.3 Uses different

Formatting text

Applies suitable text

01

types of formatting Graphics: Insertion and

in word processing formatting Shapes : Insertion and

formatting Manipulates graphics and

draws simple shapes

formatting

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