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Question
Sophisticated report generators can
Options
A. print row-oriented reports
B. perform arithmetic operations
C. selectively retrieve and print portions of a list
D. All of the above
E. None of the above
Correct Answer
All of the above
Database Systems problems
Search Results
1. An-owner-member set in the CODASYL specifications may have
Options
A. only one owner but many owner occurrences
B. only one member but many member occurrence
C. more than one member but only one occurrence per member
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: only one owner but many owner occurrences
2. A report generator is used to
Options
A. update files
B. print files on paper
C. data entry
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: print files on paper
3. Which command is used to remove an index from the database in SQL?
Options
A. DELETE INDEX
B. DROP INDEX
C. REMOVE INDEX
D. ROLL BACK INDEX
E. None of the above
Show Answer
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Discuss
Correct Answer: DROP INDEX
4. When you have finished entering information into a form
Options
A. the template is written to the data file
B. the contents of the form are written to the data file
C. the contents of the form can be printed
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: the contents of the form are written to the data file
5. If the record management system allows you to edit values before they are recorded on disk, you can
Options
A. correct spelling changes before they are recorded
B. change the name of a field
C. change the width of a field
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: correct spelling changes before they are recorded
6. A database management system
Options
A. allows simultaneous access to multiple files
B. can do more than a record management system
C. is a collection of programs for managing data in a single file
D. both (a) and (b)
E. None of the above
Show Answer
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Discuss
Correct Answer: both (a) and (b)
7. Which command is used to remove a table from the database in SQL?
Options
A. DELETE TABLE
B. DROP TABLE
C. ERASE TABLE
D. UNATTACH TABLE
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: DROP TABLE
8. Periodically adding, changing and deleting file records is called file
Options
A. Updating
B. upgrading
C. restructuring
D. renewing
E. None of the above
Show Answer
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Discuss
Correct Answer: Updating
9. A file produced by a spreadsheet
Options
A. is generally stored on disk in an ASCII text format
B. can be used as it by the DBMS
C. can be used for graphic
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: is generally stored on disk in an ASCII text format
10. The data dictionary tells the DBMS
Options
A. what files are in the database
B. what attribute are possessed by the data
C. what these files contain
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: All of the above
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