A database system separates the logical and physical view of data.Such separation facilitates the development of new applications since programmers can concentrate their efforts on coding application logic.The term physical view refers to
A) how a user or programmer conceptually organizes and understands the data.
B) how the DBMS accesses data for an certain application program.
C) how and where the data are physically arranged and stored.
D) how master files maintain facts used by certain application programs.
Correct Answer:
Verified
Q9: A low-level view of the database that
Q10: All of the following are benefits of
Q11: The logical structure of a database is
Q12: Separating the logical and physical views in
Q13: Using a file-oriented approach to data and
Q15: Record layouts,definitions,addresses,and indexes will be stored at
Q16: Which statement is true regarding file systems?
A)Transaction
Q17: The _ acts as an interface between
Q18: The software program that creates,manipulates,and accesses the
Q19: A set of interrelated,centrally coordinated files is
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