What is a class oop?
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how to swap to variables without using thrid variable in java?
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What is abstract class in oop?
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Question: Implement a base class Appointment and derived classes Onetime, Daily, Weekly, and Monthly. An appointment has a description (for example, “see the dentist”) and a date and time. Write a virtual function occurs_on(int year, int month, int day) that checks whether the appointment occurs on that date. For example, for a monthly appointment, you must check whether the day of the month matches. Then fill a vector of Appointment* with a mixture of appointments. Have the user enter a date and print out all appointments that happen on that date.
What is object in oop with example?
How is the using() pattern useful? What is IDisposable? How does it support deterministic finalization?
What is encapsulation process?
What is difference between pop and oop?
What is abstraction and encapsulation?