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1

What is the correct order of steps in an algorithm to add two numbers?

Medium 1 Mark

You need the numbers before you can add them.

A Start > Display Sum > Input A > Input B > Compute Sum > End

B Start > Input A > Input B > Compute Sum > Display Sum > End

C Start > Compute Sum > Input A > Input B > Display Sum > End

D Start > Display Sum > Compute Sum > Input A > Input B > End

2

What is a flowchart?

Easy 1 Mark

Flow + chart = a diagram showing how things flow.

A A type of programming language

B A graphical representation of an algorithm

C A list of programming errors

D A hardware diagram

3

Which flowchart symbol represents the Start and End of a program?

Easy 1 Mark

Think of it as the terminal points of a journey.

A Rectangle

B Diamond

C Parallelogram

D Oval (Terminator)

4

Which flowchart symbol is used for calculations or processing instructions?

Easy 1 Mark

Rectangular boxes = doing work/processing.

A Oval

B Diamond

C Rectangle (Process)

D Parallelogram

5

Which flowchart symbol is used for input and output operations?

Easy 1 Mark

It is slanted like data entering or leaving the process.

A Diamond

B Rectangle

C Oval

D Parallelogram

6

Which flowchart symbol is used for decision making?

Easy 1 Mark

Decisions have two paths like a diamond splitting directions.

A Rectangle

B Oval

C Diamond

D Parallelogram

7

What do flow lines (arrows) represent in a flowchart?

Easy 1 Mark

Arrows show where to go next.

A Input and output data

B The direction of program execution

C Decision points

D Start and end points

8

Which of the following is NOT an advantage of flowcharts?

Medium 1 Mark

Flowcharts are planning tools not coding tools.

A Easy to understand program logic

B Helps detect logical errors

C Replaces the need for programming languages

D Improves program documentation

9

What language do computers directly understand?

Easy 1 Mark

Computers speak in 0s and 1s.

A Python

B Assembly Language

C Machine Language

D C++

10

Which of the following is a Low-Level Language?

Easy 1 Mark

Low-level = close to hardware.

A Python

B Java

C Assembly Language

D JavaScript

11

Which of the following is a High-Level Language?

Easy 1 Mark

High-level = human-friendly.

A Machine Language

B Assembly Language

C Binary Code

D Python

12

What is the main characteristic of Machine Language?

Medium 1 Mark

Machines speak binary.

A It uses English-like words

B It consists entirely of binary digits (0 and 1)

C It requires an assembler for translation

D It is machine independent

13

Which of the following is a characteristic of High-Level Languages?

Medium 1 Mark

High-level languages are portable across machines.

A Machine dependent

B Difficult to read and write

C Machine independent

D Directly executed without translation

14

Which tool is required to translate Assembly Language into Machine Language?

Medium 1 Mark

Assembler translates Assembly Language.

A Compiler

B Interpreter

C Assembler

D Linker

15

Which of the following is NOT a High-Level Language?

Easy 1 Mark

Assembly is close to hardware and not human-friendly.

A C++

B Java

C Assembly Language

D PHP

16

What is a key disadvantage of Machine Language?

Medium 1 Mark

Reading 0s and 1s is not easy for humans.

A Slow execution

B Machine independent

C Difficult for humans to read and write

D Requires a compiler

17

What is the purpose of a language translator?

Easy 1 Mark

Translators convert one language to another.

A To design flowcharts

B To convert programs into machine code for execution

C To manage computer memory

D To create operating systems

18

Which translator converts the entire source code into machine code at once?

Medium 1 Mark

Compiler = complete translation at once.

A Interpreter

B Assembler

C Compiler

D Linker

19

Which translator executes a program line by line?

Medium 1 Mark

Interpreter = line by line.

A Compiler

B Assembler

C Linker

D Interpreter

20

Which of the following languages uses a compiler for translation?

Medium 1 Mark

C++ is compiled into fast executable programs.

A Python

B Ruby

C C++

D JavaScript

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