How a macro differs from a template?

1114

Explain the operation of overloading of an assignment operator.

1118

What is the real purpose of class – to export data?

1063

What are the benefits of operator overloading?

1160

Describe the syntax of single inheritance in C++?

1028

How would you use qsort() function to sort an array of structures?

1072

What do you mean by stack unwinding in c++?

1188

Write a program which is required to process the time of a clock in hours and minutes, entered from the keyboard. With this program, there are two requirements for any data entered by a user: 1. The data must be of the correct type (in this case, two ints). 2. The data must be in the correct range: this means that, for the minutes, negative numbers and any number above 59 must be rejected; for the hours, negative numbers and any number above 23 must be rejected. Output error message for invalid data input. Output the time one and a half hour after the time input. i.e. Hour: 22 Min: 32 One and a half hour after 22:32 is 00:02

1915

Explain deep copy and a shallow copy?

1001

What is the object serialization?

1104

Explain 'this' pointer and what would happen if a pointer is deleted twice?

1021

Is c++ still being used?

993

Can you please explain the difference between overloading and overriding?

1040

Is c++ built on c?

975

Describe about storage allocation and scope of global, extern, static, local and register variables?

1208