C Programming Language: Test Your Skills! Trivia Quiz

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Quizzes Created: 4 | Total Attempts: 15,908

Questions: 30 | Attempts: 99 | Updated: Mar 19, 2023

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C Programming Language: Test Your Skills! Trivia Quiz - Quiz

Are you looking to test your skills when it comes to the C programming language? This is the most popular language when it comes to writing operating software due to its flexibility and easy to use. The name from this application came up as a result of it coming after the B language. See how good you are in using it by taking this quiz.

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Mar 19, 2023

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Sep 23, 2011

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C Programming Language: Test Your Skills! Trivia Quiz

Point out the correct statements are correct about the program below? #include<stdio.h> int main() { char ch; while(x=0;x<=255;x++) printf("ASCII value of %d character %c\n", x, x); return 0; }

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

What will be the output of the program? #include<stdio.h> #include<math.h> int main() { float n=1.54; printf("%f, %f\n", ceil(n), floor(n)); return 0; }

What will be the output of the program? #include<stdio.h> int main() { float d=2.25; printf("%e,", d); printf("%f,", d); printf("%g,", d); printf("%lf", d); return 0; }

Point out the error in the program #include<stdio.h> int main() { int i; #if A printf("Enter any number:"); scanf("%d", &i); #elif B printf("The number is odd"); return 0; }

If a function contains two return statements successively, the compiler will generate warnings.

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

Is there any difference int the following declarations? int fun(int arr[]); int fun(int arr[2]);

What will be the output of the program? #include<stdio.h> int get(); int main() { const int x = get(); printf("%d", x); return 0; } int get() { return 20; }

Does there exist any way to make the command-line arguments available to other functions without passing them as arguments to the function?

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

Point out the correct statement which correctly free the memory pointed to by 's' and 'p' in the following program? #include<stdio.h> #include<stdlib.h> int main() { struct ex { int i; float j; char s }; struct ex p; p = (struct ex )malloc(sizeof(struct ex)); p->s = (char)malloc(20); return 0; }

What do the following declaration signify? void *cmp();

What will be the output of the program? #include<stdio.h> int main() { char huge near far ptr1; char near far huge ptr2; char far huge near *ptr3; printf("%d, %d, %d\n", sizeof(**ptr1), sizeof(ptr2), sizeof(*ptr3)); return 0; }

Point out the error in the following program. #include<stdio.h> void display(int (ff)()); int main() { int show(); int (f)(); f = show; display(f); return 0; } void display(int (ff)()) { (ff)(); } int show() { printf("c-skills"); }

Which of the following function sets first n characters of a string to a given character?

We can modify the pointers "source" as well as "target".

Will the program outputs "users-choice.blogspot.com"? #include<stdio.h> #include<string.h> int main() { char str1[] = "users-choice.blogspot.com"; char str2[20]; strncpy(str2, str1, 8); printf("%s", str2); return 0; }

Can we use a switch statement to switch on strings?

Is it true that too many recursive calls may result into stack overflow?

A macro must always be defined in capital letters.

In a macro call the control is passed to the macro.

A header file contains macros, structure declaration and function prototypes.

Input/output function prototypes and macros are defined in which header file?

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

The library function used to find the last occurrence of a character in a string is

Which header file should you include, if you are going to develop a function, which can accept variable number of arguments?

Bit fields CANNOT be used in union.

C Programming Language: Test Your Skills! Trivia Quiz

Point out the correct statements are correct about the program below? #include<stdio.h> int main() { char ch; while(x=0;x<=255;x++) printf("ASCII value of %d character %c\n", x, x); return 0; }

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

What will be the output of the program? #include<stdio.h> #include<math.h> int main() { float n=1.54; printf("%f, %f\n", ceil(n), floor(n)); return 0; }

What will be the output of the program? #include<stdio.h> int main() { float d=2.25; printf("%e,", d); printf("%f,", d); printf("%g,", d); printf("%lf", d); return 0; }

Point out the error in the program #include<stdio.h> int main() { int i; #if A printf("Enter any number:"); scanf("%d", &i); #elif B printf("The number is odd"); return 0; }

If a function contains two return statements successively, the compiler will generate warnings.

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

Is there any difference int the following declarations? int fun(int arr[]); int fun(int arr[2]);

What will be the output of the program? #include<stdio.h> int get(); int main() { const int x = get(); printf("%d", x); return 0; } int get() { return 20; }

Does there exist any way to make the command-line arguments available to other functions without passing them as arguments to the function?

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

What do the following declaration signify? void *cmp();

What will be the output of the program? #include<stdio.h> int main() { char huge *near *far *ptr1; char near *far *huge *ptr2; char far *huge *near *ptr3; printf("%d, %d, %d\n", sizeof(**ptr1), sizeof(ptr2), sizeof(*ptr3)); return 0; }

Point out the error in the following program. #include<stdio.h> void display(int (*ff)()); int main() { int show(); int (*f)(); f = show; display(f); return 0; } void display(int (*ff)()) { (*ff)(); } int show() { printf("c-skills"); }

Which of the following function sets first n characters of a string to a given character?

We can modify the pointers "source" as well as "target".

Will the program outputs "users-choice.blogspot.com"? #include<stdio.h> #include<string.h> int main() { char str1[] = "users-choice.blogspot.com"; char str2[20]; strncpy(str2, str1, 8); printf("%s", str2); return 0; }

Can we use a switch statement to switch on strings?

Is it true that too many recursive calls may result into stack overflow?

A macro must always be defined in capital letters.

In a macro call the control is passed to the macro.

A header file contains macros, structure declaration and function prototypes.

Input/output function prototypes and macros are defined in which header file?

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

The library function used to find the last occurrence of a character in a string is

Which header file should you include, if you are going to develop a function, which can accept variable number of arguments?

Bit fields CANNOT be used in union.

What will be the output of the program? #include<stdio.h> int main() { char huge near far ptr1; char near far huge ptr2; char far huge near *ptr3; printf("%d, %d, %d\n", sizeof(**ptr1), sizeof(ptr2), sizeof(*ptr3)); return 0; }

Point out the error in the following program. #include<stdio.h> void display(int (ff)()); int main() { int show(); int (f)(); f = show; display(f); return 0; } void display(int (ff)()) { (ff)(); } int show() { printf("c-skills"); }