We are here with you hands in hands to facilitate your learning & don't appreciate the idea of copying or replicating solutions. Read More>>

Looking For Something at vustudents.ning.com? Click Here to Search

www.bit.ly/vucodes

+ Link For Assignments, GDBs & Online Quizzes Solution

www.bit.ly/papersvu

+ Link For Past Papers, Solved MCQs, Short Notes & More


Dear Students! Share your Assignments / GDBs / Quizzes files as you receive in your LMS, So it can be discussed/solved timely. Add Discussion

How to Add New Discussion in Study Group ? Step By Step Guide Click Here.

A O A

+ How to Follow the New Added Discussions at Your Mail Address?

+ How to Join Subject Study Groups & Get Helping Material?

+ How to become Top Reputation, Angels, Intellectual, Featured Members & Moderators?

+ VU Students Reserves The Right to Delete Your Profile, If?


See Your Saved Posts Timeline

Views: 421

.

+ http://bit.ly/vucodes (Link for Assignments, GDBs & Online Quizzes Solution)

+ http://bit.ly/papersvu (Link for Past Papers, Solved MCQs, Short Notes & More)

+ Click Here to Search (Looking For something at vustudents.ning.com?)

+ Click Here To Join (Our facebook study Group)

Attachments:

Replies to This Discussion

 

 

CS-403 2nd Quiz

 

 

Question # 1 of 5 ( Start time: 03:01:30 PM )  Total Marks: 1 

Which of the following is a feature of CHECK constraint? 

Select correct option: 

 

 limit the values that can be placed in a column.

 used to enforce referential integrity.

 enforces the uniqueness of the values in a set of columns.

 is a unique identifier for a row within a database table.  Not sure (pg 205)

 

The check constraint checks the values for any particular attribute. In this way

different types of constraints can be enforced in any table by CREATE command.

Question # 2 of 5

      In “One to Many” cardinality one instance of a relation is mapped with 

Select correct option: 

  many instances of second entity type

 One instance of second entity type

 Primary key of 2 relations

 none of above 

 

Question # 3 of 5 ( Start time: 03:03:55 PM )  Total Marks: 1 

Which of the following constraints enforces entity integrity? 

Select correct option: 

 

 PRIMARY KEY

 FOREIGN KEY

 CHECK

 NOT NULL

Question # 4 of 5

 in “one to one  relationship” one instance of first entity can be mapped with two instances of second entity 

 

     true

    false

Question # 5 of 5 ( Start time: 03:06:03 PM )  Total Marks: 1 

in “many to many relationship” one instance of first entity can be mapped with many instances of second entity 

Select correct option: 

 

 true

 false

 

muja b yehi quiz aiya hai

RSS

© 2019   Created by + M.Tariq Malik.   Powered by

Promote Us  |  Report an Issue  |  Privacy Policy  |  Terms of Service

.