CCSB163 Final - Mar 2007.pdf - MetaLab - Universiti Tenaga Nasional

SECTION B: SHORT ANSWERS (5 QUESTIONS, 40 MARKS)
Instruction: Please answer ALL the questions. DO NOT show any working
unless stated by the question.
s
Question 1
(a)
Rewrite the following code using code fragment using switch statement:
if (ch == 'E' || ch =='e')
countE++;
else if (ch == 'A' || ch == 'a')
countA++;
else if (ch == 'I' || ch == 'I')
countI++;
else
printf("Error –Not A,E, or I\n");
[5 marks]
(b)
If originally x=0, y=0, and z=0, what is the value of x, y, and z after
executing the following code
if (x)
if (y)
if(z)
z=3;
else
z=2;
[3 marks]
Question 2
(a) Declare a void function named my_func with ONE (1) parameter of type float
[2 marks]
(b)
Briefly describe the difference between a GLOBAL variable and a LOCAL
variable.
[2 marks]
Semester 2 2006/2007
Page 8 of 11
Principles of Programming