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

C Interview Questions

Questions Answers Views Company eMail

what is compiler

7 11822

main() { printf(5+"Vidyarthi Computers"); }

6 11219

how many error occurs in C language ?

Infosys, Wipro,

22 47654

how many times of error occur in C

11 17251

no consistent academics. how to answer the question

2338

how many header file is in C language ?

College School Exams Tests, CTS, IBM, IMS, Infosys, ME, Sign Solutions, Wipro, XVT,

44 82206

How can I implement opaque (abstract) data types in C? What's the difference between these two declarations? struct x1 { ... }; typedef struct { ... } x2;

2 10088

Suppose I want to write a function that takes a generic pointer as an argument and I want to simulate passing it by reference. Can I give the formal parameter type void **, and do something like this? void f(void **); double *dp; f((void **)&dp);

1 3714

what is the differance between pass by reference and pass by value.

Infosys,

7 12946

what is the difference between arrays and linked list

MAHINDRA, Tech Mahindra, Wipro,

26 90381

There are 3 baskets of fruits with worng lables,one basket has apple,another basket has orange,another has combination of apple and orange,what is the least way of interchange the lables.

Cisco, Google, MBT,

15 28046

Write a programme to find even numbers without using any conditional statement?

ADD Software, Infosys,

3 11764

Write a program for the following series: 1*3*5-2*4*6+3*5*7-4*6*8+.................up to nterms

Convex Digital,

5 9923

Software Interview Questions

CAT,

1 4365

How do you write a program which produces its own source code as its output?

4 11000

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Un-Answered Questions { C }

What is the correct code to have following output in c using nested for loop?

1122

What are data types in c language?

1109

In C language, a variable name cannot contain?

1329

How was c created?

1093

What would happen to X in this expression: X += 15; (assuming the value of X is 5)

2021

in linking some of os executables are linking name some of them

2200

How can I check whether a file exists? I want to warn the user if a requested input file is missing.

1213

What is a const pointer?

1196

What is context in c?

977

application attempts to perform an operation?

2035

If null and 0 are equivalent as null pointer constants, which should I use?

1311

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

2133

What is a nested loop?

1180

can any one tel me wt is the question pattern for NIC exam

2025

What are the advantages of union?

1120

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