Answer DQ1:

1. One important challenge during planning and designing a solution is how and when to

implement the object-oriented concepts like inheritance, polymorphism, abstraction etc.

In order to make the code reusable, scalable and user-friendly good design is very important.

The structure of the code decides the future maintainability, hence code design and structure

should adhere to best practices.

2. Second challenge is to make sure the code compiles and runs correctly and has no technical

errors. It is also important that complete functionality be covered.

Syntactical errors are very common, but are easy to catch hold of and rectify, but logical errors

are difficult to identify.

It is essential to read the requirement