Condition & Control Structure in C language Quiz
Quiz by ibrahim shabbir (SGA)
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- Q1
What is the syntax of if-else statement in C programming language?
if(test-condition) {
statements
}
else {
statements
}
if-else (test condition) {
statements
}
else {
statement
}
if test-condition {
statements
}
else {
statement
}
(test-condition) if {
statements
}
else {
statement
}
60s - Q2
What is the output of the following?
#include <stdio.h>
int main()
{
int m=40,n=20;
if (m>n) {
printf("m is greater than n");}
else if(m<n) {
printf("m is less than n"); }
else {
printf("m is equal to n");}
}
m is less than n
compilation error
m is equal to n
m is greater than n
60s - Q3
Can an else statement exist without an if statement preceding it?
Yes, an else statement can exist without an if statement if its the first line inside the main ().
Yes, else statement can exist without an if statement.
Else cannot exist without an if statement, but an else-if statement can exist without a preceding if statement.
No, an else statement can only exist with an if statement.
60s - Q4
What is the other name for C Language ?: Question Mark Colon Operator.?
If-Else Operator
Ternary Operator
Comparison Operator
Binary Operator
60s - Q5
Choose a syntax for C Ternary Operator from the list.
condition ? expression1 : expression2
condition ? expression1 < expression2
condition < expression1 ? expression2
condition : expression1 ? expression2
60s - Q6
Choose a statement to use C If Else statement.
None
else or else if is optional with if statement.
else is compulsory to use with if statement.
else if is compulsory to use with if statement.
60s - Q7
What is the output of the C Program.?
int main(){
if( 4 > 5 ) {
printf("Hurray..\n");
}
printf("Yes");
return 0;
}
No Output
Hurray..Yes
Hurray..
Yes
Yes
60s - Q8
What is the output of the C Program.?
int main()
{
if( 4 < 5 )
printf("Hurray..\n");
printf("Yes");
else
printf("England")
return 0;
}
England
Hurray.. Yes
Yes
Compilation Error
60s - Q9
What is the output of C Program.?
int main()
{
if( 10 > 9 )
printf("Singapore\n");
else if(4%2 == 0)
printf("England\n");
printf("Poland");
return 0;
}
Singapore
England
Poland
England
Poland
Singapore
Singapore
Poland
60s - Q10
What is the output of C Program.?
int main(){
int x=1;
float y = 1.0;
if(x == y) {
printf("Polo\n");
}
if( 1 == 1.0) {
printf("Golf\n");
}
if( 1.0 == 1.0f ) {
printf("Boxing\n");
}
return 0;
}
Boxing
Polo
Golf
Boxing
No Output
Golf
Boxing
60s - Q11
Within a switch statement?
Continue cannot be used but Break can be used
Neither Continue nor Break can be used
Continue can be used but Break cannot be used
Both Continue and Break can be used
60s - Q12
What will be the output of the given C program?
#include<stdio.h>
int main(){
int a = 2;
switch(a)
{
case 1:
printf("Welcome");
break;
case 2:
printf("Know Program");
break;
default:
printf("Hello");
break;
}
return 0;
}
Compile Time error
Know Program
Hello
Welcome
60s - Q13
Which of the following cannot be checked in a switch-case statement?
character
integer
decimal
float
60s - Q14
What is the output of this C code (when 1 is entered)?
#include <stdio.h>
void main(void)
{
double ch;
printf("enter a value between 1 and 2:");
scanf("%f" , &ch);
switch(ch)
{
case 1:
printf("1");
break;
case 2:
printf("2");
break;
}
}
Varies
Compile time error
1
2
60s - Q15
What will be the output of the following C code? Assuming that we have entered the value 2 in the standard input)
#include <stdio.h>
void main()
{
int ch;
printf("enter a value between 1 to 2:");
scanf ("%d" , &ch);
switch (ch)
{
case 1: printf("1\n");
break;
printf("Hi");
default: printf("2\n");
}
}
1
Hi 2
2
Run time error
60s