C And C Sharp Quizes

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Quizzes Created: 1 | Total Attempts: 1,051

Questions: 25 | Attempts: 1,051 | Updated: Feb 17, 2023

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Feb 17, 2023

Quiz Edited by
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Mar 17, 2016

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C And C Sharp Quizes

Which of the following statements should be used to obtain a remainder after dividing 3.14 by 2.1 ?

Point out the error in the following program #include<stdio.h> int main() { display(); return 0; } void display() { printf("Welcome To Tait"); }

Which statement will you add in the following program to work it correctly? #include<stdio.h> int main() { printf("%f\n", log(36.0)); return 0; }

In which header file is the NULL macro defined?

Point out the error in the program #include<stdio.h> int main() { int a[] = {10, 20, 30, 40, 50}; int j; for(j=0; j<5; j++) { printf("%d\n", a); a++; } return 0; }

Which bitwise operator is suitable for checking whether a particular bit is on or off?

Assunming, integer is 2 byte, What will be the output of the program? #include<stdio.h> int main() { printf("%x\n", -1>>1); return 0; }

What function should be used to free the memory allocated by calloc() ?

What will be the output of the program? #include #include int main() { char s; char fun(); s = fun(); printf("%s\n", s); return 0; } char *fun() { char buffer[30]; strcpy(buffer, "RAM"); return (buffer); }

Which standard library function will you use to find the last occurance of a character in a string in C?

How many times the program will print "vardhaman" ? #include<stdio.h> int main() { printf("vardhaman"); main(); return 0; }

Which of the following statements are correct about the program? #include<stdio.h> int main() { printf("%d\n", main()); return 0; }

What does the following declaration mean?int (ptr)[10];*

What will be the output of the program ? #include<stdio.h> void fun(int **p); int main() { int a[3][4] = {1, 2, 3, 4, 4, 3, 2, 8, 7, 8, 9, 0}; int *ptr; ptr = &a[0][0]; fun(&ptr); return 0; } void fun(int p) { printf("%d\n", p); }

What will be the output of the program ? #include<stdio.h> int main() { float arr[] = {12.4, 2.3, 4.5, 6.7,11.2}; printf("%d\n", sizeof(arr)/sizeof(arr[0])); return 0; }

What does fp point to in the program ? #include<stdio.h> int main() { FILE *fp; fp=fopen("trial", "r"); return 0; }

Which of the following are unary operators in C?1. !2. sizeof3. ~4. &&

What will be the output of the program? #include<stdio.h> int main() { int i=-3, j=2, k=0, m; m = ++i || ++j && ++k; printf("%d, %d, %d, %d\n", i, j, k, m); return 0; }

What will be the output of the program ? #include<stdio.h> #include<string.h> int main() { char str1[20] = "Hello", str2[20] = " World"; printf("%s\n", strcpy(str2, strcat(str1, str2))); return 0; }

What do the 'c' and 'v' in argv stands for?

What will the SWAP macro in the following program be expanded to on preprocessing? will the code compile? #include<stdio.h> #define SWAP(a, b, c)(c t; t=a, a=b, b=t) int main() { int x=10, y=20; SWAP(x, y, int); printf("%d %d\n", x, y); return 0; }

Which header file should be included to use functions like malloc() and calloc()?

Which of the following is the correct usage of conditional operators used in C?

The keyword used to transfer control from a function back to the calling function is

In which numbering system can the binary number 1011011111000101 be easily converted to?

C And C Sharp Quizes

Which of the following statements should be used to obtain a remainder after dividing 3.14 by 2.1 ?

Point out the error in the following program #include<stdio.h> int main() { display(); return 0; } void display() { printf("Welcome To Tait"); }

Which statement will you add in the following program to work it correctly? #include<stdio.h> int main() { printf("%f\n", log(36.0)); return 0; }

In which header file is the NULL macro defined?

Point out the error in the program #include<stdio.h> int main() { int a[] = {10, 20, 30, 40, 50}; int j; for(j=0; j<5; j++) { printf("%d\n", a); a++; } return 0; }

Which bitwise operator is suitable for checking whether a particular bit is on or off?

Assunming, integer is 2 byte, What will be the output of the program? #include<stdio.h> int main() { printf("%x\n", -1>>1); return 0; }

What function should be used to free the memory allocated by calloc() ?

What will be the output of the program? #include #include int main() { char *s; char *fun(); s = fun(); printf("%s\n", s); return 0; } char *fun() { char buffer[30]; strcpy(buffer, "RAM"); return (buffer); }

Which standard library function will you use to find the last occurance of a character in a string in C?

How many times the program will print "vardhaman" ? #include<stdio.h> int main() { printf("vardhaman"); main(); return 0; }

Which of the following statements are correct about the program? #include<stdio.h> int main() { printf("%d\n", main()); return 0; }

What does the following declaration mean?int (*ptr)[10];

What will be the output of the program ? #include<stdio.h> void fun(int **p); int main() { int a[3][4] = {1, 2, 3, 4, 4, 3, 2, 8, 7, 8, 9, 0}; int *ptr; ptr = &a[0][0]; fun(&ptr); return 0; } void fun(int **p) { printf("%d\n", **p); }

What will be the output of the program ? #include<stdio.h> int main() { float arr[] = {12.4, 2.3, 4.5, 6.7,11.2}; printf("%d\n", sizeof(arr)/sizeof(arr[0])); return 0; }

What does fp point to in the program ? #include<stdio.h> int main() { FILE *fp; fp=fopen("trial", "r"); return 0; }

Which of the following are unary operators in C?1. !2. sizeof3. ~4. &&

What will be the output of the program? #include<stdio.h> int main() { int i=-3, j=2, k=0, m; m = ++i || ++j && ++k; printf("%d, %d, %d, %d\n", i, j, k, m); return 0; }

What will be the output of the program ? #include<stdio.h> #include<string.h> int main() { char str1[20] = "Hello", str2[20] = " World"; printf("%s\n", strcpy(str2, strcat(str1, str2))); return 0; }

What do the 'c' and 'v' in argv stands for?

What will the SWAP macro in the following program be expanded to on preprocessing? will the code compile? #include<stdio.h> #define SWAP(a, b, c)(c t; t=a, a=b, b=t) int main() { int x=10, y=20; SWAP(x, y, int); printf("%d %d\n", x, y); return 0; }

Which header file should be included to use functions like malloc() and calloc()?

Which of the following is the correct usage of conditional operators used in C?

The keyword used to transfer control from a function back to the calling function is

In which numbering system can the binary number 1011011111000101 be easily converted to?

What will be the output of the program? #include #include int main() { char s; char fun(); s = fun(); printf("%s\n", s); return 0; } char *fun() { char buffer[30]; strcpy(buffer, "RAM"); return (buffer); }

What does the following declaration mean?int (ptr)[10];*

What will be the output of the program ? #include<stdio.h> void fun(int **p); int main() { int a[3][4] = {1, 2, 3, 4, 4, 3, 2, 8, 7, 8, 9, 0}; int *ptr; ptr = &a[0][0]; fun(&ptr); return 0; } void fun(int p) { printf("%d\n", p); }