One disadvantage of a database system is ____.
A) a larger file size
B) data dependence
C) reduced integrity
D) reduced productivity
Correct Answer:
Verified
Q26: In an E-R diagram,the _ at the
Q27: A good _ should provide an opportunity
Q28: In a(n)_ relationship between two entities,each occurrence
Q29: _ is the prevention of unauthorized access
Q30: In an E-R diagram,_ represent relationships between
Q32: A person who is in charge of
Q33: A database has _ if the data
Q34: A visual way to represent a database
Q35: Popular _ include Access,Oracle,DB2,MySQL,and SQL Server.
A) E-R
Q36: Which of the following statements is correct?
A)
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