RDBMS - 1
Quiz
•
Computers
•
12th Grade
•
Medium
Bessie Carl
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A RDBMS consists a collection of ?
Tables
Fields
Records
Keys
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The term attribute refers to a ___________ of a table.
Record
Tuple
Column
Key
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In relational model, the row of table is known to be ?
Relation
Entity field
Tuple
Attribute
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Address field of a person should not be part of primary key, since it is likely to ?
Dependent
Too long
Changed
Not changed
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The relational model is concerned with ?
Data structure and Data integrity
Data Manipulation
Both A and B
None of these
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a relational Database a referential integrity constraint cab be specified with the help of
Primary Key
Secondary key
Foreign key
None of these
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The union of primary keys of the related entity sets becomes a -------------------------- of the relation ?
Super Key
Candidate key
Foreign key
Primary key
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