C Programming MCQ - Constant Variables & Data Types

6:   The program fragment
int i = 263 ;
putchar (i) ;
prints
 A. 263 B. ASCII equivalent of 263 C. rings the bell D. garbage Answer Report Discuss Option: C Explanation : 263 in binary form is 100000111. If one tries to print an integer as a character, only the last 8 bits will be considered - the rest chopped off. So, in this case the ASCII value of 00000111 will be printed, Look in the ASCII table. It is ringing a bell ! Click on Discuss to view users comments. Write your comments here:
7:   int i = 5; is a statement in a C program.
 A. during execution, value of i may change but not its address B. during execution both the address and value may change C. repeated execution may result in different addresses for i D. i may not have an associated address Answer Report Discuss Option: C Explanation : Click on Discuss to view users comments. Write your comments here:
8:   If the declaration unsigned c:5; is replaced by
unsigned : 6; then
 A. it results in a syntax error B. it is meaningless C. compiler will give a new name for the field D. none of these Answer Report Discuss Option: C Explanation : Click on Discuss to view users comments. Write your comments here:
9:   The value of ab if ab & 0 x 3f equals 0 x 27 is
 A. 047 B. 0 x 0 f C. 0 x f3 D. 0 x 27 Answer Report Discuss Option: D Explanation : Let ab be 0 x MN. N&f should yield 7 i.e. N & 1111 should produce 0111. So, N should be 0111, i.e., 7.Similarly, M can be found to be 2. So, ab is 0 x 27. Click on Discuss to view users comments. Write your comments here:
10:   In C programming language, if the first and the second operands of operator + are of types int and float, respectively, the result will be of type
 A. int B. float C. char D. long int Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:

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Syllabus Covered in this section is

• Elements of C-Tokens
• Identifiers
• data types in C
• Control structures in, C
•  Sequence, selection and iteration(s).
• Structured data types in C
• Arrays, Structures, union, String, and pointers
• Functions, Recursion
• Parameter passing, Scope
•  Binding, Abstract data types

This Section covers Multiple Choice Questions Answers in C Programming . Here questions answers are given with explanation and references. These questions can be used for the preparation of various competitive and academic exams.

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