One field or combination of fields for which more than one record may have the same combination of values is called a(n) :
A) secondary key.
B) index.
C) composite key.
D) linked key.
Correct Answer:
Verified
Q35: A disadvantage of partitioning is:
A) simplicity.
B) remote
Q36: Which type of file is most efficient
Q37: Distributing the rows of data into separate
Q38: In which type of file is multiple
Q39: A file organization where files are not
Q41: A DBMS periodically suspends all processing and
Q42: A discrete unit of work that must
Q43: Forward recovery is faster than restore/rerun because:
A)
Q44: The preferred method of fixing an aborted
Q45: When incorrect data have been introduced, the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents