REPUBLIC OF CAMEROON THE UNIVERSITY OF BAMENDA

Peace-Work-Fatherland P.O Box 39 Bambili

First Semester Examination

School: COLTECH Department: Electrical and Power Engineering Option: ALL

Explain the following concepts in OOP: class, object, constructor, inheritance

Exercise 2: (15marks)

Write a C++ function which calculates the factorial of a given positive number (Ensure that

the number entered is positive)

0! = 1; 1 != 1; 2!=2*1; 3= 3*2*1; 4=4*3*2*1

Exercise 3:

(13marks)

Write a C++ program that reads N numbers and counts the number of positive numbers

then print the average of all positive values.