A relation is in 4NF if it is in BCNF and it has no multivalued dependencies

At the higher levels of management, the four roles that are the most important include:

a. organizer, visionary, team builder, facilitator. b. liaison, spokesperson, figurehead, and strategic planner c. environmental specialist, mentor, coach, ethics officer. d. administrator, implementor, entrepreneur, task coordinator

The costs of maintaining a global staff in an overseas market is cheaper compared to domestic sales

Indicate whether the statement is true or false