1. We can insert pre written code in a C program by using
2. Difference between calloc() and malloc()
3. The first expression in a for loop is
4. Exit() is same as return
Common C Questions
C Programming Frequently Asked Interview Questions
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5. Break statement is used for
6. Due to variable scope in c
7. What will be the output of following program
� � #include
� � main()
� � {
� � int x,y = 10;
� � x = y * NULL;
� � printf(\"%d\",x);
� � }
8. calloc() belongs to which library
9. If include files can be nested
10. Which of the following below is/are valid C keywords
CONTINUE READING �
- � � � � #read
- � � � � #get
- � � � � #include
- � � � � #put
2. Difference between calloc() and malloc()
- � � calloc() takes a single argument while malloc() needs two arguments
- � � malloc() takes a single argument while calloc() needs two arguments
- � � malloc() initializes the allocated memory to ZERO
- � � calloc() initializes the allocated memory to NULL
3. The first expression in a for loop is
- � � � � Step value of loop
- � � � � Value of the counter variable
- � � � � Any of above
- � � � � None of above
4. Exit() is same as return
- � � TRUE
- � � FALSE
Common C Questions
C Programming Frequently Asked Interview Questions
C Programming Questions for Job Interview
5. Break statement is used for
- � � � � Quit a program
- � � � � Quit the current iteration
- � � � � Both of above
- � � � � None of above
6. Due to variable scope in c
- � � � � Variables created in a function cannot be used another function
- � � � � Variables created in a function can be used in another function
- � � � � Variables created in a function can only be used in the main function
- � � � � None of above
7. What will be the output of following program
� � #include
� � main()
� � {
� � int x,y = 10;
� � x = y * NULL;
� � printf(\"%d\",x);
� � }
- � � � � error
- � � � � 0
- � � � � 10
- � � � � Garbage value
8. calloc() belongs to which library
- � � stdlib.h
- � � malloc.h
- � � calloc.h
- � � None of above
9. If include files can be nested
- � � Yes
- � � No
10. Which of the following below is/are valid C keywords
- � � integer
- � � int
- � � null
- � � none of above
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