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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 1 of 66

Q1.
C99 standard guarantees uniqueness of ____ characters for internal names.
Discuss
Answer: (b).63
Q2.
C99 standard guarantess uniqueness of _____ characters for external names.
Discuss
Answer: (a).31
Q3.
Which of the following is not a valid variable name declaration?
Discuss
Answer: (c).int 3_a;
Discuss
Answer: (c).To avoid conflicts since library routines use such names
Discuss
Answer: (a).LowerCase letters
Q6.
Variable name resolving (number of significant characters for uniqueness of variable) depends on
Discuss
Answer: (a).Compiler and linker implementations
Q7.
Which of the following is not a valid C variable name?
Discuss
Answer: (d).int $main;
Discuss
Answer: (c).Variable names cannot start with a digit
Discuss
Answer: (b).int my_num = 100000;
Q10.
What is the output of this C code?
#include <stdio.h>
    int main()
    {
        printf("Hello World! %d \n", x);
        return 0;
    }
Discuss
Answer: (c).Compile time error
Page 1 of 66

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