Homework - 54. OCR GCSE (J277) 2.1 Pseudocode and diagrams

What is the purpose of a flowchart in algorithm design?

• To write code in a specific programming language

• To represent a sequence of steps in an algorithm visually

• To compile and execute a program

• To debug a program

In pseudocode, what is the main advantage of using it over a specific programming language?

• It is faster to execute

• It follows strict syntax rules

• It is more readable and can be easily adapted to any programming language

• It requires a compiler

Which symbol in a flowchart represents a decision point?

• Terminal

• Process

• Decision

• Input/Output

What is the purpose of the OCR exam reference language?

• To provide a specific programming language for exams

• To ensure commonality in syntax used in exams

• To replace Python in schools

• To create flowcharts

In the OCR exam reference language, how is a comment denoted?

• #

• //

• /*

• --

• 0

• 1

• 2

• 3

Which of the following is NOT a logical operator?

• AND

• OR

• NOT

• THEN

What is the purpose of the 'global' command in the OCR exam reference language?

• To declare a constant

• To define a subroutine

• To allow a variable to be used in any subroutine or function

• To end a loop

Which of the following is a correct representation of a WHILE loop in pseudocode?

• WHILE condition DO

• DO WHILE condition

• REPEAT UNTIL condition

• FOR condition

What is the main difference between a WHILE loop and a DO loop?

• WHILE loops execute at least once

• DO loops check the condition at the beginning

• WHILE loops check the condition at the beginning

• DO loops never execute