online quiz competition
Internal level has
a) Individual Users View of the database
b) Community view of the database
c) Physical Representation of the database
d) All of these
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The view of total database content is
a) Conceptual view
b) Internal view
c) External view
d) Physical view
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Which of the following is a fundamental operation in relational algebra?
a) Set intersection
b) Natural join
c) Assignment
d) None
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In ER model rectangle represents
a) Attributes
b) Entity set
c) Relationships
d) None of these
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In ER model rectangle represents
a) Attributes
b) Entity set
c) Relationships
d) None of these
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Which is the component of database management system
a) Query Language
b) Database Manager
c) File manager
d) All of these
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Which is the feature of database
a) Query Language
b) Multi user access
c) Data Dictionary
d) All of these
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Which is the type of data independence
a) Physical data independence
b) Logical data independence
c) Both
d) None
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Which is not he feature of database
a) Data redundancy
b) Independence
c) Flexibility
d) Data Integrity
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Which is the data model
a) Relational
b) Object-Relational
c) Network
d) All of these
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