A good query system
A. can accept English language commands
B. allows non-programmers to access information stored in a database
C. can be accessed only by data processing professionals
D. both (a) and (b)
E. None of the above
Answer: Option B
This Question Belongs to Computer Science >> Database Systems
A. update files
B. print files on paper
C. data entry
D. All of the above
E. None of the above
Which of the following is not a logical data-base structure?
A. tree
B. relational
C. network
D. chain
E. All of the above
Which of the following is a database administrator's function?
A. database design
B. backing up the database
C. performance monitoring
D. user coordination
E. All of the above
Primitive operations common to all record management systems include
A. Print
B. Sort
C. Look-up
D. All of the above
E. None of the above
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