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 8285

what is inline function?

2 5403

why program counter is 16 bit?

3 6233

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 30925

can we define a function in structure?

2 6381

can we declare a function in side the structure?

HCL,

2 4495

can we initialize all the members of union?

2 8080

what is the structure pointer?

Accenture, HCL,

2123

where do we use volatile keyword?

1 4171

Find greatest of two numbers using macro

Bosch, Siemens,

4 37385

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 8097

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

HCL, Syntel, TCS,

2 6056

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

2 11009

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 12262

Can you write the algorithm for Queue?

College School Exams Tests, TCS,

2115

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Un-Answered Questions { C }

What are the difference between a free-standing and a hosted environment?

1287

Write a program to implement a round robin scheduler and calculate the average waiting time.Arrival time, burst time, time quantum, and no. of processes should be the inputs.

1106

Define VARIABLE?

1167

What is a floating point in c?

1073

Write a program to print factorial of given number using recursion?

1016

What are the advantages of external class?

1070

Why are algorithms important in c program?

1121

Why pointers are used in c?

1008

Explain null pointer.

1119

What is an array? What the different types of arrays in c?

1187

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

1189

What is the ANSI C Standard?

1269

What is the most efficient way to store flag values?

1191

Differentiate between the expression “++a” and “a++”?

1249

Hai,I have done with my bachelor of commerce and planing to ms,please suggest me how to convince vo for shifting from commerce to computers. Visa on 8 DEC 2014 Npu university

2044

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