If node A on a distributed database network issues a query that requires tables at nodes B, C, and D, the least likely site for the join to take place is node ____.
A) A
B) B
C) C
D) D
E) E

Question

Quizplus · Accepted Answer

Node E is the least likely site for the join to take place because it is not mentioned as having any of the required tables for the query issued by node A.

If Node a on a Distributed Database Network Issues a Query