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C Interview Questions
Questions Answers Views Company eMail

what is unsigened char and what is the difference from char

2 2668

how does a general function , that accepts an array as a parameter, "knows" the size of the array ? How should it define it parameters list ?

Patni, TCS,

2 3102

what is the difference between : func (int list[], ...) or func (int *list , ....) - what is the difference if list is an array and if also if list is a pointer

2 2675

difference between string and array?

6 4142

what is the difference between c and c++?

7 6679

write a program which counts a product of array elements lower than 10.

1 1868

write a program to delete an item from a particular location of an linear array?

1 3578

what type of errors are checked during compilation

3 7691

How to run c Program without using IDE of c. means if program made in notepad.then how to compile by command prompt.

HP, TCS,

1 4194

what is a pointer

Bank Of America, TCS,

4 4465

what is the use of macro program

TCS,

1 2967

wht is the difference between KPO and BPO ?

Accenture, BPO, HCK, HCL, Infosys,

2 12058

a simple program in c language

IBM,

5 3796

what is the Output? int a=4 b=3; printf("%d%d%d%d%d%d",a++,++a,a++,a++,++a,a++); printf("%d%d%d%d%d%d",b--,b--,--b,b--,--b,--b);

IBM,

10 9905

int main(){ float f=8.0; if(f==8.0) printf("good"); else printf("bad"); } what is the answere and explain it?

3 2771


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Un-Answered Questions { C }

Why we use stdio h in c?

114


What is a program flowchart?

145


How is actual parameter different from the formal parameter?

147


What is a stream?

170


why to assign a pointer to null sometimes??how can a pointer we declare get assigned with a garbage value by default???

1025






Is it better to use malloc() or calloc()?

173


What is the equivalent code of the following statement in WHILE LOOP format?

182


What is union and structure?

125


Write a C program that will accept a hexadecimal number as input and then display a menu that will permit any of the following operations to be carried out: Display the hexadecimal equivalent of the one's complement. (b) Carry out a masking operation and then display the hexadecimal equivalent of the result. (c) Carry out a bit shifting operation and then display the hexadecimal equivalent of the result. (d) Exit. If the masking operation is selected, prompt the user lor the type of operation (bitwise and, bitwise exclusive or, or bitwise or) and then a (hexadecimal) value for the mask. If the bit shifting operation is selected. prompt the user for the type of shift (left or right), and then the number of bits. Test the program with several different (hexadecimal) input values of your own choice.

4279


What's the total generic pointer type?

137


How do you convert a decimal number to its hexa-decimal equivalent.Give a C code to do the same

189


This is a variation of the call_me function in the previous question:call_me (myvar)int *myvar;{ *myvar += 5; }The correct way to call this function from main() will be a) call_me(myvar) b) call_me(*myvar) c) call_me(&myvar) d) expanded memory

178


How do you sort filenames in a directory?

181


What is a dynamic array in c?

111


while initialization of array why we use a[][2] why not a[2][]...?

1437