A Weak Entity Is a Column or Collection of Columns

question 12

True/False

A weak entity is a column or collection of columns that could have been chosen as a primary key,but was not.​

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Definitions:

Joint Tenancy

Joint ownership of property by two or more co-owners in which each co-owner owns an undivided portion of the property. On the death of one of the joint tenants, his or her interest automatically passes to the surviving joint tenant(s).

Ownership Interests

The rights and stake a person or entity has in property, including the rights to use, sell, or lease it.

Real Property

Land and anything permanently attached to it, such as buildings, in contrast to personal property, which is movable.

Subsurface

Referring to the area beneath the earth's surface, often related to underground water or mineral reserves.