The goal of database security is to ensure that only authorized users can perform authorized activities at authorized times.
A. True
B. False
Answer: Option A
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Related Questions on Managing Multiuser Databases
Locks placed by command are called ________ .
A. implicit locks
B. explicit locks
C. exclusive locks
D. shared locks
Which of the following locks the item from change but not from read?
A. Implicit lock
B. Explicit lock
C. Exclusive lock
D. Shared lock
A. Nonrepeatable read
B. Phantom read
C. Dirty read
D. Consistent read
A transaction for which all committed changes are permanent is called:
A. atomic.
B. consistent.
C. isolated.
D. durable.
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