Question

List any four features of OOPs.

Answer 1

Encapsulation

Polymorphism

Abstraction

Inheritance

Answer 2

Answer:

Storing Magnets

Magnets become weaker with time (due to 'free' poles) near the ends repelling each other and upsetting alignment of tiny magnets). To prevent this bar magnets are stored in pairs with unlike poles opposite and pieces of soft iron - keepers across the ends.