What is the difference between pure virtual function and virtual function?

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Write a program to swap two numbers without using third variable?

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Define function pointers?

1 Answers  

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When is a void pointer used?

0 Answers  

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f(x,y,z) { y = y+1; z = z+x; } main() { int a,b; a = 2 b = 2; f(a+b,a,a); print a; } what is the value of 'a' printed

5 Answers  

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List some basic data types in c?

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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);

10 Answers   IBM,

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the factorial of non-negative integer n is written n! and is defined as follows: n!=n*(n-1)*(n-2)........1(for values of n greater than or equal to 1 and n!=1(for n=0) Perform the following 1.write a c program that reads a non-negative integer and computes and prints its factorial. 2. write a C program that estimates the value of the mathematical constant e by using the formula: e=1+1/!+1/2!+1/3!+.... 3. write a c program the computes the value ex by using the formula ex=1+x/1!+xsquare/2!+xcube/3!+....

2 Answers   Ignou,

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main() { static int ivar=5; printf("%d",ivar--); if(ivar) main(); }

3 Answers   CSC,

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How to compare array with pointer in c?

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fn f(x) { if(x<=0) return; else f(x-1)+x; }

5 Answers   HCL,

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Can we use any name in place of argv and argc as command line arguments?

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