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Learning objective

Understand and implement nested statements, including nested selection and iteration.

Read the explanation, check the common trap, then practise with flashcards and questions.

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Computer ScienceProgramming

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Quick explanation

Understand and implement nested statements, including nested selection and iteration

  • This point belongs to P rogramming concepts, especially P rogramming concepts outcomes.
  • You need to be able to understand and implement nested statements, including nested selection and iteration.
  • The key ideas to know are Define and Demonstrate.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DefineDemonstrate

Why it matters

This objective helps connect P rogramming concepts outcomes to exam-style questions, flashcards, and revision notes for P rogramming concepts.

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Paper 2 structured question: P rogramming concepts

Paper 2Algorithms, Programming and Logic1 marks

Description

Number Classification

Write a program that classifies a number as positive, negative, or zero using nested selection statements.

  1. a

    State What type of statement is used to classify the number?

    Aim for approximately 1 distinct marking point.

    [1]
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