[discussion_vu] CS403_Assign.02-(Use Chen’s notation)

---------- Forwarded message ----------
From: ..::ISHFAQ::.. <mc100402092@vu.edu.pk>
Date: Mon, Apr 25, 2011 at 9:42 PM
Subject: CS403_Assign.02-(Use Chen's notation)
To:  afaaq <afaaqtariq233@gmail.com>

See the attachment for Chen's Notation Method 

Q Draw an E-R diagram for each of the following situations:

1. A University [Entity-01] has many [One-to-Many] departments [Entity-02] whereas each department belongs to that particular [One-to-One] university. That university has also many [One-to-Many] buildings [Entity-03] whereas each building belongs to that particular university [One-to-One]. The University also has many [One-to-Many] employees [Entity-04] whereas each employee belongs to that particular university [One-to-One]. Every employee has only one [One-to-One] parking space [Entity-05] whereas each parking space belongs to only one [One-to-One] employee. Department offers many [One-to-Many] study programs [Entity-06] whereas each programs offered by only a single [One-to-One] department. 7.5 Marks
2. In a shopping Store [Entity-01] there are many [One-to-Many]  supervisors [Entity-02]whereas each supervisor belongs to one[One-to-One]  store. Product [Entity-03] belongs to a single [Many-One] vendor [Entity-04] whereas vendor provides so many [One-to-Many] products. Product belongs to a single [One-to-One] category [Entity-05] whereas category has many [One-to-Many]  products. A category belongs to a single [One-to-One]  shelf [Entity-06] in a store whereas a shelf may have more than one [One-to-Many] categories' products.7.5 Marks

Guidelines / Instructions

It is required to draw Entity Relationship Diagrams for each of the upper situations using Chen's notation. 

Best Wishes,

"...SUBHANALLAHI WABI HAMDIHI...SUBHANALLAH IL AZEEM..."
Muhammd Ishfaq
MCS 2nd Semester (PakPattan)

--

Remember Me In Your Prayers
Best regard's
Muhammad Afaaq
MBA 4^th (Final Semester) Finance Group
Afaaq_Tariq@yahoo.com
Islamabad
For latest assignments solved quizzes files gdb solve n unsolved past papers Come join us in http://vugoogle.com

http://www.alliswell.com.pk/
http://groups.google.com/group/vustudymania

0346-5329264

If u like me than raise your hand with me
If not then raise ur standard
That's about me … !

--
You received this message because you are subscribed to the Google Groups "Virtual University of Pakistan" group.
To post to this group, send email to discussion_vu@googlegroups.com.
To unsubscribe from this group, send email to discussion_vu+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/discussion_vu?hl=en.