C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Interview Questions

Questions Answers Views Company eMail

How do you declare a variable that will hold string values?

1230

is it possible to create your own header files?

1163

What are global variables and how do you declare them?

1167

What are preprocessor directives?

1 3867

What are enumerated types?

1265

Some coders debug their programs by placing comment symbols on some codes instead of deleting it. How does this aid in debugging?

1163

In a switch statement, what will happen if a break statement is omitted?

1116

Is there a built-in function in C that can be used for sorting data?

1338

Can the curly brackets { } be used to enclose a single line of code?

1216

Are comments included during the compilation stage and placed in the EXE file as well?

1127

What is the advantage of an array over individual variables?

1293

How do you search data in a data file using random access method?

1356

Can two or more operators such as and be combined in a single line of program code?

1414

Create a simple code fragment that will swap the values of two variables num1 and num2.

1326

What is wrong in this statement? scanf(“%d”,whatnumber);

1285

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Un-Answered Questions { C }

How can I discover how many arguments a function was actually called with?

1112

Not all reserved words are written in lowercase. TRUE or FALSE?

1276

How will you write a code for accessing the length of an array without assigning it to another variable?

1094

what are the advanced features of functions a) function declaration and prototypes b) calling functions by value or by reference c) recursion d) all the above

1169

What do you know about the use of bit field?

1098

I need a sort of an approximate strcmp routine?

1078

How can I handle floating-point exceptions gracefully?

1240

What does %d do in c?

1010

Can a local variable be volatile in c?

1053

What is c variable?

1095

What is the difference between arrays and pointers?

1174

What is the use of static variable in c?

1142

How can a program be made to print the name of a source file where an error occurs?

1265

What is sorting in c plus plus?

1025

Can you mix old-style and new-style function syntax?

1152

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