Which of these are true for conversion operators?

The following is a method discussed in class:

The code is syntax correct. Are there any issues in logic of this code or is it correct?

A convert constructor establishes how a single value of another type can be automatically converted to an object of the class.

Specialization is a bottom up approach.

A person can have more than one email id. In this case, email id is a composite attribute.

Sophisticated Users are business

analysts, scientists, engineers, others thoroughly familiar with the system

capabilities.

There are 2 types of primary indexing. State True / False.

There are 3 columns in the Structure of Index. State True / False.

Separate Chaining is otherwise called as closed hashing.