Null values
A)Are valuable in database storage as they provide space for growth
B)Will be replaced with zeros when the tables are optimized
C)Threaten data integrity because they are difficult to interpret
D)Only exist in multidimensional databases
E)Have been outlawed by California and six other states

Question

Quizplus · Accepted Answer

Null values can represent missing or unknown information, and can make it challenging to accurately interpret and analyze data. They can also create potential problems with queries and data integrity if not handled appropriately.

Null Values