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Question 
44.what is the difference between strcpy() and memcpy()
function?
45.what is output of the following statetment?
46.Printf(“%x”, -1<<4); ?
47.will the program compile?
       int i;
       scanf(“%d”,i);
       printf(“%d”,i);
48.write a string copy function routine?
49.swap two integer variables without using a third
temporary variable?
50.how do you redirect stdout value from a program to a file?
51.write a program that finds the factorial of a number
using recursion?
 Question Submitted By :: Avula_sujatha@yahoo.co.in
I also faced this Question!!     Rank Answer Posted By  
 
  Re: 44.what is the difference between strcpy() and memcpy() function? 45.what is output of the following statetment? 46.Printf(“%x”, -1<<4); ? 47.will the program compile? int i; scanf(“%d”,i); printf(“%d”,i); 48.write a string copy function routine? 49.swap two integer variables without using a third temporary variable? 50.how do you redirect stdout value from a program to a file? 51.write a program that finds the factorial of a number using recursion?
Answer
# 1		 
44. strcpy copy the string while memcpy copy the memory
contains of locations.

46.fffffff0
 
49. int a = 5;
    int b = 10;
    a = a+b;
    b = a-b;
    a = a-b;
 
Is This Answer Correct ?    1 Yes 0 No
Sachin Patil
 
  Re: 44.what is the difference between strcpy() and memcpy() function? 45.what is output of the following statetment? 46.Printf(“%x”, -1<<4); ? 47.will the program compile? int i; scanf(“%d”,i); printf(“%d”,i); 48.write a string copy function routine? 49.swap two integer variables without using a third temporary variable? 50.how do you redirect stdout value from a program to a file? 51.write a program that finds the factorial of a number using recursion?
Answer
# 2		 
51.factorial of a number using recursion

 long factorial(long n){
  return (n==0 || n==1)?1:n*n-1;
 }
 
Is This Answer Correct ?    0 Yes 0 No
Jessu Srikanth
 
 
 
  Re: 44.what is the difference between strcpy() and memcpy() function? 45.what is output of the following statetment? 46.Printf(“%x”, -1<<4); ? 47.will the program compile? int i; scanf(“%d”,i); printf(“%d”,i); 48.write a string copy function routine? 49.swap two integer variables without using a third temporary variable? 50.how do you redirect stdout value from a program to a file? 51.write a program that finds the factorial of a number using recursion?
Answer
# 3		 
sorry... I made a mistake in the previous 51.answer 
i am very sorry...

the solution for recursion is...

long factorial(long n){
  return (n==0 || n==1)?1:n * factorial(n-1);
 }
 
Is This Answer Correct ?    3 Yes 0 No
Jessu Srikanth
 

 
 
 
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