C Interview Questions
Questions Answers Views Company eMail

How can I find the day of the week given the date?

1052

Why doesn't C have nested functions?

2 6488

What is the most efficient way to count the number of bits which are set in a value?

4 11458




How can I convert integers to binary or hexadecimal?

2 6711

How can I call a function, given its name as a string?

ABC Telecom,

4 8171

How do I access command-line arguments?

Bosch, Wipro,

2 5914

How can I return multiple values from a function?

6 4763

How can I invoke another program from within a C program?

8 19482




How can I access memory located at a certain address?

Verizon,

3 6867

How can I allocate arrays or structures bigger than 64K?

5 9452

How can I find out how much memory is available?

Persistent,

1 6455

How can I read a directory in a C program?

Wipro, Bright Outdoor,

2 5487

How can I increase the allowable number of simultaneously open files?

ABC,

1 3633

What's wrong with the call "fopen ("c:\newdir\file.dat", "r")"?

1 8154

Is the following code legal? struct a { int x; struct a b; }

4 6542


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Un-Answered Questions { C }

please give me a VIRTUSA sample palcement papers.... you will only send TECHNICAL SECTION..... that is help for me Advance Thanks........................

692


shorting algorithmS

875


a number whose only prime factors are 2,3,5, and 7 is call humble number,,write a program to find and display the nth element in this sequence.. sample input : 2,3,4,11,12,13, and 100.. sample output : the 2nd humble number is 2,the 3rd humble number is 3,the 4th humble number is ,the 11th humble number is 12, the 12th humble number is 14, the 13th humble number is 15, the 100th humble number is 450.

2499


write a c programming using command line argument,demonstrate set operation(eg;union,intersection,difference) example output is c:>setop 12 34 45 1 union 34 42 66 c:>setop 12 34 1 42 66 c:>setop 12 34 diff 12 56 67 78 setop 12 34

783


A float occupies 4 bytes in memory. How many bits are used to store exponent part? since we can have up to 38 number for exponent so 2 ki power 6 6, 6 bits will be used. If 6 bits are used why do not we have up to 64 numbers in exponent?

937






how is the examination pattern?

814


write a programe to accept any two number and check the following condition using goto state ment.if a>b,print a & find whether it is even or odd and then print.and a

637


`write a program to display the recomended action depends on a color of trafic light using nested if statments

820


write a c program for swapping two strings using pointer

1222


‘ C’ PROGRAME TO SHOW THE TYPE OF TRANGLE BY ACCEPTING IT’S LENGTH .

1403


A c program to display count values from 0 to 100 and flash each digit for a secong.reset the counter after it reaches 100.use for loop,. pls guys hepl me.. :(

822


how to write optimum code to divide a 50 digit number with a 25 digit number??

1892


Which driver is a pure java driver

123


hi... can anyone help me to make a two-dimensinal arrays in finding the sum of two elements plzzz. thnx a lot...

606


i have to apply for rbi before that i need to know the the syllabus for the entrance questions. whethet it may be aps or techinical

677