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APPENDIX

ANSWERS

Chapter 2

Check Your Knowledge (Page 16)

A. Answer the following questions:

1. (a) Algorithm: Algorithm is process of writing all the steps required to solve a
particular problem. These steps are written in English language to describe each
statement.
(b) Flowchart: Flowchart is pictorial representation of steps involved in solution of a
problem.

2. We require coding to solve real world problems like creating games, developing software,
creating websites etc.
3. Various symbols used in development of flowcharts are:

START / INPUT / PROCESS DECISION FLOW CONNECTOR
STOP OUTPUT BOX LINE

4. Difference between flowchart and algorithm:

Algorithm Flowchart

Includes sequence of steps which An information diagram made up of
depicts the procedure of the solution. different shapes shows the data flow.

Steps are used Symbols are used
5. Advantages of flowchart are:

1. Improves communication
2. Provides visual clarity

B. Fill in the blanks.

1. Flowchart 2. Visual Clarity, problem solving 3. symbols 4. Coding

80 KVS DELHI REGION 2025