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

C Interview Questions

Questions Answers Views Company eMail

Juxtapose the use of override with new. What is shadowing?

1 6784

Explain the differences between public, protected, private and internal.

2 9773

Explain what?s happening in the first constructor: public class c{ public c(string a) : this() {;}; public c() {;} } How is this construct useful?

1 8082

What is the difference between typeof(foo) and myFoo.GetType()?

Synergy,

2 13224

What's the difference between a linked list and an array?

14 19910

Describe advantages and disadvantages of the various stock sorting algorithms

Microsoft,

1 9571

How would you find a cycle in a linked list?

NSN,

3 13527

How would you write qsort?

1 6677

How would you print out the data in a binary tree, level by level, starting at the top?

Amazon, Microsoft,

6 25353

If "AaBbCc" is passed to the char char x(*a) { a[0]?x(a+1):1; printf("%c",a[0]); return 1; } what will be the output?

Hughes,

6 9793

f(*p) { p=(char *)malloc(6); p="hello"; return; } main() { char *p="bye"; f(p); printf("%s",p); } what is the o/p?

Hughes,

7 10764

what is the different between if-else and switch statment (other than syntax)

CTS, Oracle, Scorpos,

26 81047

f(x,y,z) { y = y+1; z = z+x; } main() { int a,b; a = 2 b = 2; f(a+b,a,a); print a; } what is the value of 'a' printed

5 8129

helllo sir give me some information of the basic information the c as printf ,scanf , %d ,%f and why is the main use of these.

3 7899

helllo sir , what is the main use of the pointer ,array ,and the structure with the example of a programe

2 6453

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Un-Answered Questions { C }

Explain the binary height balanced tree?

1190

What is an auto keyword in c?

1099

Write a program in "C" to calculate the root of a quadratic equation ax^2+bx+c=0, where the value of a,b & c are known.

2237

Differentiate between full, complete & perfect binary trees.

1109

What is call by reference in functions?

1455

What is hashing in c language?

1317

Linked list is a Linear or non linear explain if linear how it working as a non linear data structures

2184

What is p in text message?

988

How do we open a binary file in Read/Write mode in C?

1242

What is the right way to use errno?

1058

Explain what are preprocessor directives?

1067

Why c language?

1076

a c code by using memory allocation for add ,multiply of sprase matrixes

2806

Tell us bitwise shift operators?

1095

Explain setjmp()?

1073

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