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

C Interview Questions

Questions Answers Views Company eMail

write a program to copy a string without using a string?

2 5341

what is the coding of display the factorial of a number using array and function?

1 3770

write a program to display reverse of a number using for loop?

14 44465

give an example of type casting by a simple c program

TCS,

2 4713

You have an array of n integers, randomly ordered with value 1 to n-1.The array is such that there is only one and one value occurred twice. How will you find this number?

1 3462

write a c program for print your name .but,your name may be small letter mean print a capital letter or your name may be capital letter mean print a small letter .example \\enter ur name : sankar The name is: SANKAR (or) enter your name:SAnkar The name is:saNKAR

IBM,

3 6617

write a program to gat the digt sum of a number (et. 15= >1+5=6)

2 4027

write a progam to display the factors of a given number and disply how many prime numbers are there?

2 7832

What is the mean of this statement:: if(int i=0 * i=9)

HCL,

2 5017

control 50 devices which has 2 states on and off.using bitwise operator.plz answer it its urgent

1 3489

write a c program to find the roots of a quadratic equation ax2 + bx + c = 0

CSC, St Marys, TATA,

11 46948

write a program to swap two numbers without using temporary variable?

3 7427

how to write a data 10 in address location 0x2000

3 5778

what is a non volatile key word in c language?

1 4509

what is diognisis?

1 3646

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Un-Answered Questions { C }

Write a code to determine the total number of stops an elevator would take to serve N number of people.

1212

my project name is adulteration of chille powder.how can i explain it to the hr when he asks me about the project?

1546

What is the difference between NULL and NUL?

1255

What is string concatenation in c?

1042

What does stand for?

1051

What is the total generic pointer type?

1121

Write a program to use switch statement.

1090

What are the 5 elements of structure?

1050

What is a floating point in c?

1024

When do we get logical errors?

1090

Who is the founder of c language?

1126

What is anagram in c?

883

What is the advantage of using #define to declare a constant?

1050

State the difference between x3 and x[3].

1069

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

1088

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