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Question 1
Sub Schema
Schema
Attribte set
All of the above
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A logical schema can be defined as the design of the database at its logical level. In this level, the programmers as well as the database administrator (DBA) work.
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Question 2
Changes at physical level of database does not reflect at logical level
Changes at physical level of database reflects at logical level
To view record using select statement
To implement normalization to remove data redundancy
Question 3
Changes at logical level of database does not reflect at view level
Changes at logical level of database reflects at view level
To handle multiple records
To create data dictionary
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Question 4
Foreign
Primary
Candidate
Composite
Question 5
Database structure
Flow of a program
Algorithm
None of these
Question 6
Entity relationship type
Attribute
Week entity relationship type
Tuple
If diamond has double lines then it represents week entity relationship
Question 7
Yes
No
Sometimes
Question 8
F+
F*
F-
F#
Question 9
If A→B holds where B is not subset of A.
If A→B holds where B is subset of A.
If A→B holds where B is not intersection of A.
If A→B holds where B is intersection of A.
Question 10
SELECT * FROM table_name ORDER BY ASC (column1), DESC (column2)
SELECT * FROM table_name ORDER BY ASC column1, DESC column2
SELECT * FROM table_name ORDER BY column1 ASC, column2 DESC
SELECT * FROM table_name column1 ASC, column2 DESC ORDER BY
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