1 DDL 2 DML 3 DGL 4 DCL A is the smallest unit of application data recognized by

ID: 3615880 • Letter: 1

Question

1 DDL

2 DML

3 DGL

4 DCL

A is the smallest unit of application data recognized bysystem software.

1 Row

2 Field

3 Record

4 Table

Which is NOT an advantage of the databaseapproach?

1 Limited data sharing

2 Minimal data redundancy

3 Improved data quality

4 Reduced program maintenance

Which is NOT a component of a relationaldatabase?

1 Entity

2 Table

3 Attribute

4 Hierarchy

Which is not a disadvantage of traditional fileprocessing systems?

1 Program-data dependence

2 Reduced data redundancy

3 Limited data sharing

4 Lengthy development time

Question:

Fill in the blanks

a) The term refers to bare facts recorded in thedatabase _________.

b) A major reason for 3-level architecture is to provide_________.

c) A (n) _________consists of entities and resources.

d) A entity type does not need an identifier.

e)_________ are represented using diamonds linked withparticipant ETs

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