COS1511 Supp 2025 exam paper — questions

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  1. Question 1.1 · Code tracing and variable diagrams · 2 marks

    Consider the following code fragment: int x = 0; while( x < 8) cout << x << " "; x ++; cout << x << endl; What is the output of this code fragment?Show the full question

  2. Question 1.2 · Code tracing and variable diagrams · 2 marks

    Given the statements: int x, y, z; y = 10; z = 3; x = y * z - 3; What is the value of x after these statements have executed?Show the full question

  3. Question 1.3 · Code tracing and variable diagrams · 2 marks

    Given the statements: int x; x = x + 15; What is the value of x after these statements have executed?Show the full question

  4. Question 1.4 · Strings and string functions · 2 marks

    What is the output of the following code? cout << "Where is the \\" << endl;Show the full question

  5. Question 1.5 · Code tracing and variable diagrams · 2 marks

    Given the statements: int x; x = 19 % 5; What is the value of x after these statements have executed?Show the full question

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