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Welcome to the Data Types,Operators and Expressions in C MCQs Page

Dive deep into the fascinating world of Data Types,Operators and Expressions in C with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Types,Operators and Expressions in C, a crucial aspect of C Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Types,Operators and Expressions in C, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C Programming.

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Data Types,Operators and Expressions in C MCQs | Page 44 of 66

Q431.
What will be the output of the program?
#include<stdio.h>

int main()
{
    char huge *near *ptr1;
    char huge *far *ptr2;
    char huge *huge *ptr3;
    printf("%d, %d, %d\n", sizeof(ptr1), sizeof(ptr2), sizeof(ptr3));
    return 0;
}
Discuss
Answer: (b).2, 4, 4
Q432.
What will be the output of the program in Turbo C?
#include<stdio.h>

int main()
{
    char near *near *ptr1;
    char near *far *ptr2;
    char near *huge *ptr3;
    printf("%d, %d, %d\n", sizeof(ptr1), sizeof(ptr2), sizeof(ptr3));
    return 0;
}
Discuss
Answer: (d).2, 4, 4
Q433.
Point out the error in the following program (in Turbo C under DOS).
#include<stdio.h>

union emp
{
    int empno;
    int age;
};

int main()
{
    union emp e = {10, 25};
    printf("%d %d", e.empno, e.age);
    return 0;
}
Discuss
Answer: (c).Error: cannot initialize more than one union member.
Q434.
Point out the error in the following program.
#include<stdio.h>
#include<stdlib.h>

int main()
{
    static char *p = (char *)malloc(10);
    return 0;
}
Discuss
Answer: (d).No error
Q435.
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("CompSciBits");
}
Discuss
Answer: (c).No error and prints "CompSciBits"
Discuss
Answer: (d).all of these
Q437.
The declaration "unsigned u" indicates u is a/an
Discuss
Answer: (b).unsigned integer
Discuss
Answer: (c).which may require less storage than normal integers
Q439.
Which of the following 'C' type is not a primitive data structure?
Discuss
Answer: (d).none of these
Discuss
Answer: (c).prints a value that is implementation dependent

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