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

C Interview Questions

Questions Answers Views Company eMail

There is a 100-story building and you are given two eggs. The eggs (and the building) have an interesting property that if you throw the egg from a floor number less than X, it will not break. And it will always brake if the floor number is equal or greater than X. Assuming that you can reuse the eggs which didn't broke; you got to find X in a minimal number of throws. Give an algorithm to find X in minimal number of throws.

Yahoo,

5 23103

Given an array of characters, how would you reverse it? How would you reverse it without using indexing in the array?

Microsoft,

1 9531

Given an array of characters which form a sentence of words, give an efficient algorithm to reverse the order of the words (not characters) in it?

3 7957

Concat two string with most overlapped substring has to remove "abcd"+ "cdef" = "abcdef

6 10161

Write a function stroverlap that takes (at least) two strings, and concatenates them, but does not duplicate any overlap. You only need to worry about overlaps between the end of the first string and the beginning of the second string. Examples: batman, manonthemoon = batmanonthemoon batmmamaman, mamamanonthemoon = batmmamamanonthemoon bat, man = batman batman, batman = batman batman, menonthemoon = batmanmenonthemoon

HCL,

2252

what r the cpu registers r ther?

1 3607

printf("%d",(printf("Hello")); What it returns?

TCS,

32 64320

WRITE A PROGRAM TO FIND A REVERSE OF TWO NO

7 11186

what is diff between localstatic and globalstatis variable possible 2 use in another file...?

HCL,

2 5341

what is op? for(c=0;c=1000;c++) printf("%c",c);

Trigent,

21 29407

in C-programming language without using printf statement can we get output r not ? if yes how and if no also how ?

IBM,

11 34706

who is the founder of c

College School Exams Tests, HP,

19 32882

Who is invented by c?

Infosys, Mphasis,

24 32781

To what value do nonglobal variables default? 1) auto 2) register 3) static

4 9799

Would you rather wait for the results of a quicksort, a linear search, or a bubble sort on a 200000 element array? 1) Quicksort 2) Linear Search 3) Bubble Sort

3 6453

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Un-Answered Questions { C }

write a program fibonacci series and palindrome program in c

996

shorting algorithmS

2219

What is s or c?

1026

‎How to define structures? · ‎

1043

What does the function toupper() do?

1079

Where is c used?

1048

Is there a built-in function in C that can be used for sorting data?

1201

Where define directive used?

1052

What is abstract data structure in c?

998

What are void pointers in c?

976

a value that does not change during program execution a) variabe b) argument c) parameter d) none

1210

Is fortran faster than c?

1012

In the DOS enveronment, normal RAM that resides beyond the 1mb mark. a) expanded memory b) swapped memory c) Extended memory d) none

1170

Why is struct padding needed?

1047

What is a stream?

1097

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