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

C Interview Questions

Questions Answers Views Company eMail

Suppose we have a table name EMP as below. We want to perform a operation in which, I want to change name ‘SMITH’ from as ‘SMITH JAIN’. Also I want to change the name of the column from ENAME to E_NAME. EMPNO ENAME JOB MGR HIREDATE SAL 7369 SMITH Coder 7902 17-DEC-80 800 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 7521 WARD SALESMAN 7698 22-FEB-81 1250

1968

Differentiate b/w Modify and Update commands giving example.

1 3947

What's the difference between DELETE TABLE and TRUNCATE TABLE commands?

CTC,

2 5078

‘SAVEPOINT’ and ‘ROLLBACK’ is used in oracle database to secure the data comment. Give suitable examples of each with sql command.

2345

what is the difference between getch() and getche()?

Infosys,

7 29069

who is the father of c

Infosys,

4 7362

what is pointer ? what is the use of pointer?

Infosys,

6 9209

what is the difference between call by value and call by reference?

Genpact, Global Logic, Infosys,

5 10367

#include main() { int a=1; int b=0; b=++a + ++a; printf("%d %d",a,b); }

Infosys,

7 19925

How is a two dimensional array passed to function when the order of matrix is not known at complie time?

CSC,

1 3554

How can I access a memory located at certain address?

CSC,

2 5357

How can we allocate array or structure bigger than 64kb?

CSC,

2 4791

How can I read a directory in a c program?

CSC,

1 4423

How can I increase the allowable number of simultaneously open files?

CSC,

1 4545

Famous puzzles which are generally asked by companies during interviews ?

3D PLM, Yahoo,

1 13893

Post New C Questions

Un-Answered Questions { C }

How many data structures are there in c?

1127

What is extern variable in c with example?

997

What are the different types of linkage exist in c?

1034

FILE *fp1,*fp2; fp1=fopen("one","w") fp2=fopen("one","w") fputc('A',fp1) fputc('B',fp2) fclose(fp1) fclose(fp2)} a.error b. c. d.

1751

What is function pointer c?

1117

1968

Whats s or c mean?

1028

Who is the main contributor in designing the c language after dennis ritchie?

1008

Write a C program to help a HiFi’s Restaurant automate its breakfast billing system. Your assignment should implement the following items: a. Show the customer the different breakfast items offered by the HiFi’s Restaurant. b. Allow the customer to select more than one item from the menu. c. Calculate and print the bill to the customer. d. Produce a report to present your complete program and show more sample output. Assume that the HiFi’s Restaurant offers the following breakfast menu: Plain Egg $2.50 Bacon and Egg $3.45 Muffin $2.20 French Toast $2.95 Fruit Basket $3.45 Cereal $0.70 Coffee $1.50 Tea $1.80

3132

What is a program flowchart and how does it help in writing a program?

1142

What is difference between structure and union in c programming?

1111

swap 2 numbers without using third variable?

1135

What is mean by data types in c?

1032

Explain how do you print an address?

1146

What is a method in c?

1152

For More Un-Answered { C } Questions Click Here