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

C Interview Questions

Questions Answers Views Company eMail

Write a c pgm for leap year

College School Exams Tests, IBM, TCS,

11 19546

c pgm count no of lines , blanks, tabs in a para(File concept)

2 7620

What is the difference function call by value & function call by reference?

6 9441

What is the difference b/w Structure & Class?

3 6126

What is the difference b/w Structure & Union?

3 7116

What is the difference b/w Structure & Array?

6 9120

difference between malloc and calloc

HCL, Wipro,

3 8976

A stack can be implemented only using array?if not what is used?

InterGlobal,

3 6399

Whether there can be main inside another main?If so how does it work?

Sail, Wipro,

14 23115

Program to find larger of the two numbers without using if-else,while,for,switch

iNautix, Wipro,

11 25776

what is linkage error when it occurs in c program

3 12762

what is difference between array,strutter,union and pointers

CTS, Lovely Professional University, Mannar Company,

3 32754

ratio,age,persentage

2159

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

2019

what is the difference between i++ and ++i?

5 9336

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Un-Answered Questions { C }

Is null valid for pointers to functions?

1172

Can we add pointers together?

1058

What are run-time errors?

1118

Find duplicates in a file containing 6 digit number (like uid) in O (n) time.

3248

What does static variable mean in c?

1106

How to write c functions that modify head pointer of a linked list?

990

Input is "rama loves rajesh and rajesh Loves rama also and rajesh wear gloves and bloves" To print output is count the numbers of times repeted the word love without case sensitive.

2058

Find MAXIMUM of three distinct integers using a single C statement

1066

What is 2c dna?

1079

"%u" unsigned integer print the a) address of variable b) value of variable c) name of a variable d) none of the above

1019

Explain how do you list a file’s date and time?

1037

Do you know pointer in c?

1049

One of the Institutes contains 5 student groups. Every group contains 4 students. Institute wants to store student group’s details in array. Group should contain group member’s details (name and registration number and age), project name, and mark of the group.

2642

Why is c used in embedded systems?

1120

How can I call a function with an argument list built up at run time?

1244

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