A requirement that two 0-1 variables both be either in or out of a solution together is a
A)k out of n alternatives constraint
B)conditional constraint
C)mutually exclusive constraint
D)corequisite constraint

Question

A requirement that two 0-1 variables both be either in or out of a solution together is a​
A)​k out of n alternatives constraint
B)​conditional constraint
C)​mutually exclusive constraint
D)​corequisite constraint

Quizplus · Accepted Answer

This requirement is a corequisite constraint because it specifies that both variables must either both be included or both be excluded, implying they are co-required in any solution.

A Requirement That Two 0-1 Variables Both Be Either in or Out