From two base interfaces a new interface cannot be inherited.

Properties can be declared inside an interface.

In a program if one class implements an interface then no other class in the same program can implement this interface.

One class can implement only one interface

Interfaces cannot be inherited.

public User(DateTime bd, string fn, string ps)

private User(DateTime bd, string fn, string ps)

User(DateTime bd, string fn, string ps)

constructor User(DateTime bd, string fn, string ps)

1, 4

None of these

2, 3, 5

2, 5

3, 4

Generic procedures can take at the most one generic parameter.

All procedures in a Generic class are generic.

Only those procedures labeled as Generic are generic.

None of the options.

Generic procedures must take at least one type parameter

List<T>

Collection<T> 

Queue<T>

Stack<T>

Dictionary<TKey, TValue>

By calling Sort() method

By calling SortReverse() method

By calling Sort() and then Reverse() methods

By calling SortDescending() method

Encapsulating an object in a value type

Encapsulating a copy of an object in a value type

Encapsulating a copy of a value type in an object

Encapsulating a value type in an object

  ToString

  Convert

   TryParse

   ParseInt