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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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Check out the MCQs below to embark on an enriching journey through Data Types,Operators and Expressions in C. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Types,Operators and Expressions in C. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Types,Operators and Expressions in C MCQs | Page 41 of 66

Q401.
What will be the output of the program?
#include<stdio.h>
int main()
{
    float *p;
    printf("%d\n", sizeof(p));
    return 0;
}
Discuss
Answer: (a).2 in 16bit compiler, 4 in 32bit compiler
Q402.
What will be the output of the program?
#include<stdio.h>
int main()
{
    float fval=7.29;
    printf("%d\n", (int)fval);
    return 0;
}
Discuss
Answer: (d).7
Q403.
What will be the output of the program?
#include<stdio.h>
#include<math.h>
int main()
{
    printf("%f\n", sqrt(36.0));
    return 0;
}
Discuss
Answer: (c).6.000000
Q404.
What will be the output of the program?
#include<stdio.h>
#include<math.h>
int main()
{
    printf("%d, %d, %d\n", sizeof(3.14f), sizeof(3.14), sizeof(3.14l));
    return 0;
}
Discuss
Answer: (c).4, 8, 10
Q405.
What will be the output of the program?
#include<stdio.h>
int main()
{
    float f=43.20;
    printf("%e, ", f);
    printf("%f, ", f);
    printf("%g", f);
    return 0;
}
Discuss
Answer: (a).4.320000e+01, 43.200001, 43.2
Q406.
What will be the output of the program?
#include<stdio.h>
int main()
{
    float a=0.7;
    if(a < 0.7f)
        printf("C\n");
    else
        printf("C++\n");
    return 0;
}
Discuss
Answer: (b).C++
Q407.
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;
}
Discuss
Answer: (a).2.000000, 1.000000
Q408.
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;
}
Discuss
Answer: (c).2.250000e+000, 2.250000, 2.25, 2.250000
Q409.
Declare the following statement?
"An array of three pointers to chars".
Discuss
Answer: (b).char *ptr[3];
Discuss
Answer: (b).ptr is a array of 30 pointers to integers.

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