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All Cominations of a Word
Write a C program for all possible combinations of letters in a word?
rocking.piyush
- Feb 22nd, 2011
# include <stdio.h> # include <string.h> void comb(char *,int,int);void swap(char *,char *); main(){ char s[100]; gets(s); int len = strlen(...
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Storage Clssses and Memory Organization
What are storage classes? Explain its memory organization?
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Pointer Drawback
What is the drawback of using pointer?
abhijeetvv
- Dec 11th, 2012
Since the pointers point to a memory location issues of dangling pointers and wild pointers can occur. Dangling pointers are those pointers when the data at which they are pointed may have been modifi...
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Storage Class
What is Storage Class?
arunkumarraju
- Jan 13th, 2011
A storage class defines the scope (visibility) and life time of variables and/or functions within a C Program.There are following storage classes which can be used in a C Programautoregisterstaticextern
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Function Call
How will you call a function, given its name as a string?
Sandhya.Kishan
- Mar 15th, 2012
We cannot call a function whose name is a string, we have to construct a table of two-field structures, where the first field is the function name as a string, and the second field is just the functi...
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Invoke Another Program
How will you invoke another program from within a C program?
Sandhya.Kishan
- Mar 8th, 2012
We can invoke another program by using function like system() call like system(test.exe).
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Open Files Simultaneously
How will you increase the allowable number of simultaneously open files?
Sandhya.Kishan
- Mar 15th, 2012
Instant File Opener allows to create a list of multiple files, programs, folders, and URLs to be opened at the same time by opening a single special file or by logging into Windows. Files are opened ...
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C Program Exectuion Stages
Briefly explain the stages in execution of C program ?How are printf and scanf statements statements being moved into final executable code?
Sandhya.Kishan
- Mar 28th, 2012
There are seven stages of execution
1. Forming the goal
2. Forming the intention
3. Specifying an action
4. Executing the action
5. Perceiving the state of the world
6. Interpreting the state of the world
7. Evaluating the outcome -
Read Line Program
Write a program that will read a line and delete from it all occurences of the word 'the'
rocking.piyush
- Feb 22nd, 2011
main(){ char q[100],r[100]; printf("Enter the linen"); gets(q); char *p=r; char *s=q; while(*s) { if(*s=='t'||*s=='T') &nbs...
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Open Files
How will you increase the allowable number of simultaneously open files?
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Invoke another Program Within C
How will you invoke another program from within a C program?
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C Program Execution Stages
Briefly explain the stages in execution of C program? How are printf and scanf statements statements being moved into final executable code?
Sandhya.Kishan
- Mar 8th, 2012
The stages of execution are:
* Making and Editing
* Saving
* Compiling
* Linking
* Loading
* Running
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How to compile a C Compiler
During developing of c language, they need to develop compiler for it,c compiler itself is written in c ok... then how did they compiled c compiler.....???????
jbode
- Sep 16th, 2011
You might be interested in the following link: http://cm.bell-labs.com/who/dmr/chist.html where Dennis Ritchie describes the development of the C programming language. It's not stated explicitly in...
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Does c supports function overloading?
angel421
- Sep 9th, 2011
No. C does not support function overloading, C++ does.
Overloading simply involves having a method with the same name within the class.
Example for Over loading
Class A
{
class a()
{
}
class a(int a)
{
}
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Why c is called middle level language?
Jayakumar Jd
- Sep 8th, 2011
C is a language that can be used to develop both 'user applications' and 'operating systems'. It allows you to have access to the machine language itself if you so choose (inline asm). Most of the unix operating system is written in C.
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Why stack grows downwords and heap grows upwords
angel421
- Sep 9th, 2011
The heap is a bunch of memory that can be used dynamically. If you want 4kb for an object then the dynamic allocator will look through its list of free space in the heap, pick out a 4kb chunk, and giv...
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Using C Program in Microsoft Word
how can we use our c program into the specified application;
as:
if i click on the Microsoft word then our any specified c program executes.mithr17
- Oct 17th, 2011
I'm confused..can you please re-iterate your question for me to at least try to help you out?
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Stack size of a function
How to write a C function which will return its stack size ?
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C program to find a two digit no.
Write a c program to find a two digit no.. the second digit of which is smaller than its first digit by four and the number was divided by the digits sum, the quotient would be 7.
C Interview Questions
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