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

1127

What is the default value of local and global variables in c?

1048

What does stand for?

1086

hi... can anyone help me to make a two-dimensinal arrays in finding the sum of two elements plzzz. thnx a lot...

1919

What is pointer & why it is used?

1122

Why header files are used?

1118

Explain what could possibly be the problem if a valid function name such as tolower() is being reported by the c compiler as undefined?

1022

What is const and volatile in c?

1050

Explain what is the difference between a string copy (strcpy) and a memory copy (memcpy)? When should each be used?

1096

What does the && operator do in a program code?

1237

How can I call system when parameters (filenames, etc.) Of the executed command arent known until run time?

1114

Explain which function in c can be used to append a string to another string?

1092

Explain what does it mean when a pointer is used in an if statement?

1068

hw can we delete an internal node of binary search tree the internal node has child node..plz write progarm

2021

When should you not use a type cast?

1127