Consider the following relation and then answer the questions that follow:

DEPARTMENT

$\backslash$table$[[$DEPT ID$,$DEPT$\_$NAME,DEPT$\_$PHONE$],[1,$R&D$,231-9090$Consider the following relation and then answer the questions that follow: $($on database $)$

DEPARTMENT

$\backslash$table$[[$DEPT$\_$ID$,$DEPT$\_$NAME,DEPT$\_$PHONE$],[1,$R&D$,231-9090$