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

C Interview Questions

Questions Answers Views Company eMail

Sir i want e-notes of C languge of BAlaguruswami book i.e scanned or pdf file of balaguruswamy book on c language.PLEASE SEND ME on my mail id ajit_kolhe@rediff.com

8 22457

what is array?

Amdocs, HCL,

63 71146

Write a program that accepts a string where multiple spaces are given in between the words. Print the string ignoring the multiple spaces. Example: Input: “ We Are Student “ Output: "We Are Student"

1 4588

Write a program that accepts a string where multiple spaces are given in between the words. Print the string ignoring the multiple spaces. Example: Input: “ We.....Are....Student “ Note: one .=1 Space Output: "We Are Student"

IBM,

6 12002

1.find the second maximum in an array? 2.how do you create hash table in c? 3.what is hash collision

HCL, Qualcomm,

9 16950

1.write a program to merge the arrays 2.write efficient code for extracting unique elements from a sorted list of array?

Qualcomm,

3 11019

what is the use of #pragma pack, wer it is used?

Wipro,

2 7988

What is structure padding & expalain wid example what is bit wise structure?

1 6643

explain memory layout of a C program

2 17684

what are the compilation steps? ( i want inside the compiler )

2 8701

what is the diff between the printf and sprintf functions?? and what is the syntax for this two functions ??

5 9595

int *p=20; if u print like dis printf("%d",p); o\p:- 20; how is it possible? plz give me the explanation.

Global Edge,

15 24537

to find out the reverse digit of a given number

Infosys, Microsoft, TCS, Wipro,

6 17861

write a own function to compare two strings with out using stringcomparition function?

LG Soft, Sasken,

6 13219

write a programme that inputs a number by user and gives its multiplication table.

2 4367

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Un-Answered Questions { C }

What is difference between Structure and Unions?

1203

What is #include cctype?

1085

What is static identifier?

1184

What is the difference between test design and test case design?

2048

Differentiate between full, complete & perfect binary trees.

1070

How can I direct output to the printer?

1288

What is the description for syntax errors?

1108

Explain what is the benefit of using #define to declare a constant?

1124

c programs are converted into machine language with the help of a) an interpreter b) a compiler c) an operatinf system d) none of the above

1223

What is zero based addressing?

1125

What is structure of c program?

1102

What's the difference between constant char *p and char * constant p?

1107

What is an operator?

1034

What is the right type to use for boolean values in c?

1006

Explain what is the most efficient way to store flag values?

1188

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