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Quiz No.1 | Dated: Jun 09, 15 |
Dear Students,
Quiz # 1 will start from Tuesday, 16th Jun, 2015 and will remain open for two days the last day will be Wednesday, 17th Jun, 2015. The lectures included in this quiz will be from Lecture # 1 to Lecture # 18.
Read the following instructions carefully before attempting the Quiz.
If any student failed to attempt the quiz in given time then no re-take or offline quiz will be held.
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+ Click Here to Search (Looking For something at vustudents.ning.com?) + Click Here To Join (Our facebook study Group)Quiz #1 CS403 DBMS Lecture 1-18
Spring 2015
Data about data is database
Select correct option:
True
False (Data about data is data meta)
Partially True
None of the Above
Which of the following might be represented with a multivalued attribute?
Select correct option:
person's name
class location
bank account balance
book title
The entity relationship diagram is used to graphically represent the __ database model.
Select correct option:
condensed
physical
logical
conceptual
Which levels are mostly used for Detailed DFD?
Select correct option:
Level-0, Level-1
Level-1, Level-2
Level-2, Level-3
Level-3, Level-4
Which of the following tool is used to design conceptual database design?
SQL
MS Access
Oracle
This model is independent of any tool
Database application is a program which is used for performing certain operation such as
Insertion of data
Extraction of data
Updating data
All
Incase of Context-level Diagram, the system is represented by
Select correct option:
One process atleast
Two processes atleast
One process only
Any number of processes
Free standing data dictionary is created by?
Ans: Case tools
7. Which of the following is true regarding foreign keys?
There can only be one foreign key in a relation
There can be as many foreign keys as needed
Foreign key is not a super key
Each table in database must have a foreign key
Within a table, each primary key value __.
Select correct option:
is a minimal super key
is always the first field in each table
must be numeric
must be unique
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