Which of the following is a level of the database that is defined by the data definition language?
A) user view
B) schema
C) internal view
D) all are levels or views of the database
Correct Answer:
Verified
Q50: Which term is not associated with the
Q51: Which statement is correct?
A)In a normalized database,
Q52: The update anomaly in unnormalized databases
A)occurs because
Q53: The advantages of a partitioned database include
Q54: The deletion anomaly in unnormalized databases
A)is easily
Q56: Which of the following is a relational
Q57: Which procedure will prevent two end users
Q58: What control maintains complete,current,and consistent data at
Q59: In the relational database model
A)relationships are explicit
B)the
Q60: An example of a distributed database is
A)partitioned
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