WorksheetsXII Csc Chapter 11
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
_____ is an organized collection of related data.
a)
Database
b)
tables
c)
Row
2.
Each row in a table represents _____
a)
Record
b)
Field
c)
Attribute
3.
________ groups each piece or item of data among the records into specific categories or types of data.
a)
Record
b)
Field
c)
File
4.
____ Model is like tree like structure
a)
Network
b)
Relational
c)
Hierarchical
5.
______ is the most prevalent database model.
a)
Hierarchical
b)
Network
c)
Relational
6.
______ is also called as relation.
a)
Record
b)
Table
c)
Field
7.
_____ database model is used in Mainframe computers.
a)
Object oriented
b)
Hierarchical
c)
Network
8.
_____ database model represents data in a many-many relationships.
a)
ER model
b)
Network
c)
Hierarchical
9.
Who proposed the relation model?
a)
Chen
b)
E F Codd
c)
F F Code
10.
Who developed ER model?
a)
E F Codd
b)
Dennis Ritchie
c)
Chen
100 %
