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UNIVERSITY EXAMINATIONS

OCTOBER/NOVEMBER 2025

COS1511

Introduction to programming I


Welcome to the COS1511 examination

Date:15 October 2025
Time: 07:45
Hours: 2hrs

Examiner name: Ms DR Mokwana
Internal moderator name: Mr SET Lehong
External moderator name: N/A

This paper consists of 09 pages.

Total marks: 70

Instructions:
• Upload your answer script in a single PDF file format not password protected
• No emailed scripts will be marked
• Preview your submission to ensure legibility and correct script file has been uploaded
• Students who have not utilised invigilation app will be subjected to disciplinary process
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disciplinary process
• Write neatly and legibly
• The mark for each question is in brackets next to the question
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(including the invigilator cell phone application) will not be marked and no opportunity will
be granted for resubmission. Only the last answer file uploaded within the stipulated
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violation of the Policy on Academic Integrity and the Student Disciplinary Code and may be
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COS1511 OCT/NOV 2025




QUESTION 1 [30]

1.1. based on the program below. This program contains one or more syntax errors.




Which of the options below will rectify the syntax error in line 7?

1. Change line 7 to sentence = 'Hi there, ';
2. Change line 7 to sentence1 = "Hi there, ";
3. Change line 8 to sentence1 = sentence1 + 'Mary!';
4. Change line 8 to sentence1 = sentence + "Mary!"; (3)


1.2. Suppose the following declarations appear in a C++ program:
float amount, forWaiter;

char service;

If the following function header is given:

float tip(float amountP, char serviceP)

which of the options below is a correct calling statement of the function tip?

1. forWaiter = tip(float amount, char service);

2. tip(amountP, serviceP);

3. forWaiter = tip(123.66, 'A');

4. forWaiter = tip(amountP, serviceP); (3)
2


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COS1511 OCT/NOV 2025


1.3. Suppose the following declarations appear in a C++ program:
float afford, amount;

int number;

string name;

If the following function header is given:

void supplyInfo(int nrP, string & nameP, float & amountP)

which of the options below is a correct calling statement of the function
supplyInfo?

1. supplyInfo(4, "Beach Hotel", 789);

2. supplyInfo(4, name, amount);

3. supplyInfo(nrP, nameP, amountP);

4. supplyInfo(number, "Beach Hotel", 789); (3)

1.4. Consider the following C++ code segment:




If the value of i is 5 and the value of j is 6, which of the options below gives the
correct output?
1. 2

2. 1

3. 4

4. 3
(3)



3


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