COS1511 EXAM PACK 2025 {DETAILED QUESTIONS AND ANSWERS }

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, Jan/Feb 2023



70 Marks




This paper consists of 8 pages out of 70 marks

INSTRUCTIONS:

1. Answer all the questions on a Word document/by hand
and convert to PDF.
2. Number your answers and label your rough work

clearly.
4. Marks are awarded for part of an answer, so do whatever
you are able to in each question.




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, ALL THE BEST




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2


Choose the correct option and write only the number

Question 1
[20]

1.What is the output of the following code fragment?
(2)

int x = 0; while( x < 8) cout << x << " "; x ++;
cout << x << endl;

1. 0
2. infinite loop

3. 1 2 3 4 5 6 7 8

4. 0 1 2 3 4 5 6 7 8



2.What is the value of x a fter the following statements?
(2)

int x, y, z; y = 10;
z = 3; x = y * z -
3;

1. 0
2. 3

3. 10

4. 27



3.What is the value of x a fter the following statements?
(2)




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