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

C Interview Questions

Questions Answers Views Company eMail

In which area global, external variables are stored?

3 8290

what is inline function?

2 5411

why program counter is 16 bit?

3 6237

void main() { int a=1; printf("%d %d %d",a,++a,a++); } the output is supposed to be 1 2 2....but it is 3 3 1 this is due to calling conventions of C. if anyone can explain me how it happens?

7 30936

can we define a function in structure?

2 6387

can we declare a function in side the structure?

HCL,

2 4498

can we initialize all the members of union?

2 8084

what is the structure pointer?

Accenture, HCL,

2127

where do we use volatile keyword?

1 4171

Find greatest of two numbers using macro

Bosch, Siemens,

4 37386

what will be the output of this program........ main() { int a=2,b=4,c=6; printf("%d"); } why it gives the value of third variable.

HCL,

6 8105

increment operateor (++)and decrament(--) #include #inclide main() { int x=15; while(x!=0) scanf("%d",&x); {

HCL, Syntel, TCS,

2 6059

Describe for loop and write a c program to sum the series X + x2/2! + x3 /3! + …….. up to fifteen terms.

2 11011

Develop a flow chart and write a c program to find the roots of a quadratic equation ax2+bx+c=0 using switch and break statement.

TCS,

1 12265

Can you write the algorithm for Queue?

College School Exams Tests, TCS,

2118

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Un-Answered Questions { C }

Why should I use standard library functions instead of writing my own?

1274

What language is lisp written in?

1269

Does c have an equivalent to pascals with statement?

1006

An arrangement of information in memory in such a way that it can be easily accessed and processed by a programming language a) string b) data structure c) pointers d) array

1140

Is Exception handling possible in c language?

2048

What is null in c?

1096

What is structure and union in c?

1152

What is ## preprocessor operator in c?

1089

Explain how can type-insensitive macros be created?

999

What is main return c?

1002

An expression to whose value an operater is applied a) operand b) variable c) constant d) all of the above

1169

what is the differnce between programing langauge and tool? is sas is a programing langauge r tool?

2390

What is structure padding and packing in c?

1073

What is pass by value in c?

1073

What are enums in c?

1208

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