Computer Science - Database Systems

Exercise : Database Systems - Section 1
6.
After you _____ a record, many data management the environments require you to issue a command to save the changes you made.
Delete
Update
Sort key
Index
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
What is the language used by most of the DBMSs for helping their users to access data?
High level language
Query language
SQL
4GL
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
Data item characteristics that are important in data management include
punctuation
language
spelling
width
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?
ZIP
PACK
COMMIT
SAVE
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Periodically adding, changing and deleting file records is called file
Updating
upgrading
restructuring
renewing
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.