Identifiers in Programming (2 marks)
Explain why meaningful identifier names are important when programming. Provide two reasons in your answer.
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3.2.02 Programming Concepts
Variable and Constant Declaration (2 Marks)
A program needs to calculate the area of a rectangle. Write the statements required to declare a variable to store the width and a constant to hold the maximum allowed area, which is 2500.
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Variable Assignment (1 Mark)
Explain the purpose of an assignment statement in a computer program.
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Iteration and Selection (3 Marks)
Write a code segment using definite iteration that prints the numbers 1 to 10 in descending order, but only prints the number if it is even.
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Subroutine (2 Marks)
Define a subroutine called CalculateVolume that takes two parameters, height and radius, and calculates the volume of a cylinder. The formula for volume is πr²h.
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