Computer Quiz: Basic Questions On C Language
10 Questions
| Attempts: 923
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Questions and Answers
- 1.What will be the output of the following program? #include<stdio.h> int main() { char numbers[5][6] = {"Zero","One","Two","Three","Four"}; printf("%s is %c",&numbers[4][0],numbers[0][0]); return 0; }
- A.
Four is Z
- B.
Three is Z
- C.
Compiler error
- D.
Two is Z
- 2.Which one of the following is an example of storage class in C?
- A.
Int and float
- B.
Extern
- C.
Both 1 & 2
- D.
Neither 1 nor 2
- 3.What will be the output of the following program? #include<stdio.h> int main() { int a = 1, b = 2, c = 3; printf("The value of a is %d", ++a); func(); printf(" The value of a is %d", ++a); return 0; } void func() { int a = 10; return 0; }
- A.
The value of a is 2 The value of a is 2
- B.
The value of a is 2 The value of a is 3
- C.
The value of a is 1 The value of a is 10
- D.
Compiler error
- 4.What is the output of the below program? #include<stdio.h> int main() { printf("%c", "abcdefgh"[6]); return 0; }
- A.
G
- B.
E
- C.
F
- D.
Compiler Error
- 5.What will be the output of the following program? #include<stdio.h> #define putchar(c) printf("%c",c) int main() { char s='c'; putchar (s); return 0; }
- A.
99
- B.
Compiler Error
- C.
Runtime Error
- D.
C
- 6.What will be the output of the following program? #include<stdio.h> enum {TRUE, FALSE}; int main() { int i=1; do{ printf("%d\t",i); i++; if(i > 5) break; } while(TRUE); return 0; }
- A.
1 2 3 4 5
- B.
It prints an infinite loop of numbers
- C.
1 2 3 4
- D.
1
- 7.What will be the output of the following program ? #include<stdio.h> int main(){ typedef struct{char ch;}st; st s1 = {'c'}; st s2 = s1; if(s1 == s2) printf("Successful"); return 0; }
- A.
Successful
- B.
Compiler error
- C.
Compiler warning
- D.
None of these
- 8.What is the keyword used to turn off the compiler optimization of a variable?
- A.
Mutable
- B.
Volatile
- C.
Static
- D.
None of these
- 9.What will be the output of the following program? #include<stdio.h> int main() { fun(); } fun() { printf("you are in fun"); main(); return 0; }
- A.
It will print "you are in fun" endlessly
- B.
Infinite loop
- C.
It is an example of tree recursion
- D.
Stack overflow
- 10.Which one of the following is the correct way of declaring main() function when it receives command line arguments?
- A.
Main(int argc, char argv)
- B.
Main(char argv[ ], int *argc)
- C.
Main(char* argv[ ],int argc)
- D.
Main(int argc,char* argv[ ])
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