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

C Interview Questions

Questions Answers Views Company eMail

PROGRAM TO WRITE CONTENTS OF 1 FILE IN REVERSE TO ANOTHER FILE,PROGRAM TO COPY 1 FILE TO ANOTHER BY SPECIFYING FILE NAMES AS COMMAND LINE

1971

writ a program to compare using strcmp VIVA and viva with its output.

1995

what is the diffrenet bettwen HTTP and internet protocol

1802

Write a program to produce the following output in c language? 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1

2 5515

write a program that uses point of sale system. which are mainly used by retail markets, where the is a database inventory list, a slip should be printed for the customer. manage should be able to access what has been sold and what is left from stock?

1 3473

#include int main() { int i; for (i=0;i<3;++i) { fork();fork(); } } How many processes are created when running this program (including the initial one)? Explain ؟؟؟

4 6002

Write a C program linear.c that creates a sequence of processes with a given length. By sequence it is meant that each created process has exactly one child. Let's look at some example outputs for the program. Here the entire process sequence consists of process 18181: Sara@dell:~/OSSS$ ./linear 1 Creating process sequence of length 1. 18181 begins the sequence. An example for a sequence of length three: Sara@dell:~/OSSS$ ./linear 3 Creating process sequence of length 3. 18233 begins the sequence. 18234 is child of 18233 18235 is child of 18234 ........ this is coad .... BUt i could not compleate it .....:( #include #include #include #include int main(int argc, char *argv[]) { int N; pid_t pid; int cont; if (argc != 2) { printf("Wrong number of command-line parameters!\n"); return 1; } N = atoi(argv[1]); printf("Creating process sequence of length %d.\n",N); printf("%d begins the sequence.\n",getpid()); /* What I have to do next ?????? */ }

2052

Consider the following C program. #include int main() { int i; for (i=0;i<3;++i) { fork();fork(); } } How many processes are created when running this program (including the initial one)? Explain

2 5181

about c language

1971

Write the program with at least two functions to solve the following problem. The members of the board of a small university are considering voting for a pay increase for their 10 faculty members. They are considering a pay increase of 8%. Write a program that will prompt for and accept the current salary for each of the faculty members, then calculate and display their individual pay increases. At the end of the program, print the total faculty payroll before and after the pay increase, and the total pay increase involved.

Convergys,

3069

what is c programming?

TCS,

3 5277

what is c++ programming?

TCS,

3 5913

write a program to read a number and print in words that is in sentence for example 21,219 then output is "twenty one thousand and two hundred nineteen" by using only control flow statements (only loops and switch case )?

TCS,

1 3763

How will you allocate memory to double a pointer?

1 3805

How will you find a duplicate number in a array without negating the nos ?

2101

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Un-Answered Questions { C }

Why double pointer is used in c?

1002

Write a program that accept anumber in words

1719

main() { int i = 10; printf(" %d %d %d ", ++i, i++, ++i); }

1101

What is keyword with example?

1023

write a program in C that prompts the user for today's date,tomorrow's date and display the results.Use structures for today's date,tomorrow's date and an array to hold the days for each month of the year.

5415

why we wont use '&' sing in aceesing the string using scanf

2327

Write a c program to build a heap method using Pointer to function and pointer to structure ?

4639

What is meant by 'bit masking'?

1346

What is table lookup in c?

1046

What will be the outcome of the following conditional statement if the value of variable s is 10?

1250

Does c have function or method?

951

What are two dimensional arrays alternatively called as?

1145

What are the 4 types of functions?

1013

Why c is called object oriented language?

1020

Discuss the function of conditional operator, size of operator and comma operator with examples.

1119

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