Database Systems - Section 5 Multiple Questions and Answers.




41.The main idea behind computer files is that it is convenient to
A. arrange them
B. store information together
C. create them
D. access them

42.A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be
A. the pin code
B. the last name
C. a compound key consisting of the first name and the last name
D. All of the above

43.In SQL, which command is used to add new rows to a table?
A. ALTER TABLE
B. ADD ROW
C. INSERT
D. APPEND

44.A number of related records that are treated as a unit is called
A. file
B. field
C. data
D. batch

45.If you want to group the records in the abc database, you could use the Jobcode as the _____.
A. Delete
B. Update
C. Sort Key
D. Index

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