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

C Interview Questions

Questions Answers Views Company eMail

what will be the output of the following program, justify? #define TEST int TEST getdata() { static i; i+=10; return i; } main() { int k; k = getdata(); }

3 5210

"I LOVE MY COUNTRY" write a c program to get "COUNTRY MY LOVE I" as the output. Use any other programming language. It is not mandatory to use C.

ABC Infotech, ADP, College School Exams Tests, Kovair,

11 34877

write a program to sum of its digit with using control structure or with out using loop. for ex: let the number is 25634 then answer will be=2+5+6+3+4=20

4 11000

what would be the output of the following prog? Justify your answer? main() { unsigned char ch; unsigned char i; ch = -255; printf("%d",ch); i = -1; printf("%d",i); }

1 3658

int x=5; printf("%d%d%d",x,x<<2,x>>2);

TANCET,

2 6254

how do we remove the printed character in printf statement and write next it it

1 3601

hi, which software companys will take,if d candidate's % is jst 55%?

2059

how can i print "hello"

3 5466

difference between c and c++

3 5792

what is purpose of fflush(stdin) function

4 32242

how can i print "hello".please consider inverted commas as well.i want to print on console: "hello"

Wipro,

4 12204

how to compare two strings without using strcmp() function??

1 5431

how can i get the string which is having two spaces at the end.suppose the string is "Hello World ".Now at the end i have two spaces.i need to print with that spaces .

1 3736

what is the output for this question: main() { int i=1; printf("%d%d%d",i,i++,++i); }

9 10091

# define x=1+4; main() { int x; printf("%d%d",x/2,x/4); }

5 9258

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Un-Answered Questions { C }

Explain what is dynamic data structure?

1126

What is an example of structure?

988

What are types of functions?

987

Where static variables are stored in memory in c?

963

What are the advantages of external class?

1012

Why dont c comments nest?

1008

In this assignment you are asked to write a multithreaded program to find the duplicates in an array of 10 million integers. The integers are between -5000,000 to 5000,000 and are generated randomly. Use 10 threads, each thread works on 1000,000 integers. Compare the time needed to accomplish the task with single thread of execution program. Do not include the time to fill the array with integers in the execution time.

3085

code for replace tabs with equivalent number of blanks

2108

Why is not a pointer null after calling free?

981

What is const volatile variable in c?

1000

What are local static variables?

1098

What is unsigned int in c?

945

What is double pointer in c?

996

What is difference between Structure and Unions?

1200

What is pointer and structure in c?

1099

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