Question

An Alternate key can be defined as ______.

विकल्प

• An attribute which is a primary key

• An attribute which is not a primary key

• A candidate key

• None of these

Answer 1

An Alternate key can be defined as None of these

Explanation:

The last piece in a normal queue is connected to the first element in a circular queue, which creates the appearance of a circle. The main drawback of the conventional queue is addressed by the circular queue. The use of indexes 0 and 1 requires clearing the queue (deleting all elements).