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Exam (elaborations)

COS1511 assignment 3 2023 EXPECTED QUESTIONS AND ANSWERS

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Institution
University Of South Africa (Unisa)
Course
Introduction to Programming I (COS1511)

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9/9/23, 5:52 PM Assessment 3: Attempt review




COS1511-23-Y  Welcome to COS1511 Module Site  Assessment 3

QUIZ




Started on Saturday, 19 August 2023, 3:37 PM
State Finished
Completed on Saturday, 9 September 2023, 5:52 PM
Time taken 21 days 2 hours
Marks 54.00/60.00
Grade 90.00 out of 100.00


Question 1
Correct

Mark 1.00 out of 1.00




What is the output of the following program?
#include <iostream>
using namespace std;
void X(int A, int &B)
{
A = A + B;
B = A - B;
A = A - B;
}
int main()
{
int a = 4, b = 18;
X(a,b);
cout << a << ", " << b;
return 0;
}



a. 4, 4 

b. 18, 4

c. 18, 18

d. 4, 18




Your answer is correct.
The correct answer is:
4, 4




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Course
Introduction to Programming I (COS1511)

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