Which command is used to select distinct subject (SUB) from the table (BOOK)?
A. SELECT ALL FROM BOOK
B. SELECT DISTINCT SUB FROM BOOK
C. SELECT SUB FROM BOOK
D. All of the above
E. None of the above
Answer: Option B
This Question Belongs to Computer Science >> Database Systems
Related Questions on Database Systems
A. update files
B. print files on paper
C. data entry
D. All of the above
E. None of the above
Which of the following is not a logical data-base structure?
A. tree
B. relational
C. network
D. chain
E. All of the above
Which of the following is a database administrator's function?
A. database design
B. backing up the database
C. performance monitoring
D. user coordination
E. All of the above
Primitive operations common to all record management systems include
A. Print
B. Sort
C. Look-up
D. All of the above
E. None of the above
Join The Discussion