1. Tapes can be accessed only randomly.      
A.True
B.False


2. Disks can be accessed only sequentially.   
A.True
B.False


3. With batch processing, transaction records are entered sequentially.
A.True
B.False


4. Scheduled output is usually printed.
A.True
B.False


5. HIGH-VALUES must be used with alphanumeric fields.   
A.True
B.False


6. The balanced line algorithm handles adding a new masterfile record.
A.True
B.False


7. A tape file can be opened as I-O.      
A.True
B.False


8. Updating sequential disks in place includes additions and deletions to the masterfile.   
A.True
B.False


9. The primary objective of a program that creates a masterfile is to ensure data integrity.
A.True
B.False


10. An old masterfile stores change information.
A.True
B.False


11. In sequential file updating, the transaction file is output.
A.True
B.False


12. In sequential file updating, the old masterfile is input.
A.True
B.False


13. When a masterfile is opened as I-O, a WRITE statement will execute an update in place.
A.True
B.False


14. What is a field that uniquely identifies a record? _____________________________

Answer:


15. What is the purpose of the OPEN EXTEND statement?
________________________________________________________________________

Answer:


16. What reserved word has the computer's highest possible value for a given number of characters? ______________________________________________________________

Answer:


17. A new masterfile is produced from one sequential update procedure. How is it used in the next sequential update procedure? _______________________________________

Answer:


18. Which file contains totals to be used for checking purposes?____________________

Answer:


19. What figurative constant specifies the lowest value a computer can have for a given field size? _______________________________________________________________

Answer:


20. The REWRITE statement can be used for a file that is OPENED as______________

Answer:


21. In sequential file updating, new accounts would be signaled by what relation between the trans key and the old master key? _________________________________________

Answer:


22. In sequential file updating, a master record with no matching transaction record would be signaled by what relation between the trans key and the old master key?
_______________________________________________________________________

Answer:


23. What type of listing contains errors encountered during processing? _____________

Answer:


24. Which of the following is FALSE?
a. A program that creates a masterfile should be concerned with minimizing input errors.
b. Reports can be prepared on demand.   
c. In sequential file updating, there may be several transaction records that update a given master record.
d. The program that creates the masterfile is also used to make changes to it.   
e. The balanced line algorithm handles deletions to the masterfile.

Ans: d


25. Which of the following is FALSE?
A.tape files can be opened as INPUT
B.disk files can be opened as INPUT
C.tape files can be opened as I-O
D.disk files can be opened as I-O
E.tape files can be opened as OUTPUT



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