What is byval and byref? What are differences between them?
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What is abstraction?
What are the 3 pillars of oop?
What is deep and shalow copy?
Program to read a comment string
What is inheritance in oop?
What is object in oop with example?
what is function overloading..?
How do you achieve runtime polymorphism?
write a code for this. serial_number contained in the header of the file will be read , if this serial number is less than a previous serial number within a successfully processed file, or is the same as another serial number within a successfully processed file, or if the field contains anything other than 7 digits, then the file must error with the reason ‘Invalid SERIAL_NUMBER’.
Write a C++ program to conduct an election of a mayor.Declare a class ELECTION With the following specification: Data member: Name 25 character Age Integer symbol 1 character Member functions: To accept data for 20 contestant To accept symbol as voting from 100 voters. To declare the winner and the loser.
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what is the realstic modeling?
Why a "operator=(...)" when there is a copy ctor?