Q40 = Q46

there is variation of Q23 Two classes combine private data members and provide public member functions to access and manipulate those data member. Where is abstraction used?

What type of inheritance may lead to the diamond problem?
[ ] single level
[ ] multilevel
[ ] hierarchical
[+] multiple
[Explanation: The diamond problem arises when mu

https://github.com/CodeChefVIT/Quizzie/blob/master/Backend/api/routers/user.js

Make a global variable in the code for verifyURL or define it in .env.

The repeated use of the same string for the same variable is not a good practice for a clean code.