Write about the use of the virtual destructor?

959

Explain the difference between realloc() and free() in c++?

960

What is the basic structure of c++ program?

1032

Is it possible for a member function to delete the pointer, named this?

1085

What are the differences between the function prototype and the function defi-nition?

1044

What is c++ vb?

1028

Why is c++ so fast?

977

What does getch() do according to the ANSI C++ standard a) Reads in a character b) Checks the keyboard buffer c) Nothing in particular (Its not defined there)

1003

Should the member functions which are made public in the base class be hidden?

965

What are keywords in c++?

1046

What are stacks? Give an example where they are useful.

987

Which one between if-else and switch is more efficient?

1011

Difference between pointer to constant vs. Pointer constant

1057

There are 100 students in a class. The management keep information in two tables. Those two tables are given like Roll no Name Age 001 ABC 15 002 XYZ 14 and Roll No Subject Marks 001 Math 75 001 Physics 55 002 Math 68 001 Hindi 69 They want the information like this Roll No Name Hindi Physics Math Total 001 ABC 69 55 75 199 002 XYZ 68 74 84 226 And Roll No Suject Highest 001 Math 98 007 Physics 84 021 Hindi 74 All 275 All information is kept in structure in main memory. You have to find last two tables.

2941

What is the oldest programming language?

948