Database Systems - Study Mode
[#101] If the record management system allows you to edit values before they are recorded on disk, you can
Correct Answer
(A) correct spelling changes before they are recorded
[#102] The relational model uses some unfamiliar terminology. A tuple is equivalent to a:
Correct Answer
(A) record
[#103] The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?
Correct Answer
(C) Data field
[#104] Which command is used to remove an index from the database in SQL?
Correct Answer
(B) DROP INDEX
[#105] An-owner-member set in the CODASYL specifications may have
Correct Answer
(A) only one owner but many owner occurrences