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

C Interview Questions

Questions Answers Views Company eMail

Differentiate between calloc and malloc.

Wipro,

1317

Under what circumstances does a name clash occur?

InterGraph,

1273

Explain Function Pointer?

Wipro,

1240

What 'lex' does?

Tech Mahindra,

1226

What are the storage classes in C?

1200

Difference between linking and loading?

1155

What is the difference between Printf(..) and sprint(...) ?

InterGraph,

1631

Define C in your own Language.

Motorola,

1131

Differentiate between static and dynamic modeling.

Wipro,

1185

What is meant by realloc()?

1200

Difference between macros and inline functions? Can a function be forced as inline?

HAL, Honeywell, Zomato,

1349

What is modeling?

1096

Explain 'bit masking'?

EXL,

1135

What is ponter?

TCS,

1325

What is the use of pointers in C?

Impetus, Motorola, Tavant Technologies, Virtusa,

1133

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Un-Answered Questions { C }

What is time complexity c?

1041

What is the purpose of type declarations?

1170

Write a C program in Fibonacci series.

1134

Explain what header files do I need in order to define the standard library functions I use?

1224

Why is c so popular?

1208

What are structure types in C?

1151

4-Take two sets of 5 numbers from user in two arrays. Sort array 1 in ascending and array 2 in descending order. Perform sorting by passing array to a function mySort(array, sortingOrder). Then multiply both the arrays returned from function, using metric multiplication technique in main. Print result in metric format.

2240

Why c is called top down?

1214

Is c programming hard?

1080

What does d mean?

1164

What is malloc and calloc?

1103

In a switch statement, what will happen if a break statement is omitted?

1116

What is wild pointer in c with example?

1109

What is main return c?

1050

What is 1f in c?

2726

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