The ____ role focuses on sharing files from the server or using the server to coordinate and simplify file sharing through Distributed File System (DFS).

When Access data is copied and pasted into Excel, the data in Excel cannot be automatically ________

A) updated B) linked C) expanded D) deleted

Enforcing referential integrity assures that ________

A) you cannot leave that field empty B) you cannot enter a value in the foreign key if there is no corresponding value in the primary key C) you cannot enter the same value in the foreign key of the same table D) you cannot enter invalid or incorrect information