generalization-specialization(DBMS), Computer Engineering

Assignment Help:

Design a generalization-specialization hierarchy for a motor vehicle sales company. The company sells motorcyles,passenger cars,vans,and buses.justify your placement of attributes at each level of the hierarchy. Explain why they should not e placed at a higher or lower level.

Related Discussions:- generalization-specialization(DBMS)

Five design principles, Visibility. Controls should be clearly visible, so ...

Visibility. Controls should be clearly visible, so users can see the controls that are available to them. Visual feedback should also be clearly visible, so users can understand wh

Cache misses - computer architecture, Cache Misses Compulsory misse...

Cache Misses Compulsory misses - it is caused by initial access to a block that has never been in the cache (also called cold start misses Capacity miss - it is cause

Drawback of these electromechanical and mechanical computers, Drawback of t...

Drawback of these electromechanical and mechanical computers The basic drawback was: Inertia/friction of moving components had limited speed. The data movement usin

Ruby, Discuss about variables and assignmesnt statements

Discuss about variables and assignmesnt statements

explain compiler, Compiler is used to change the high-level language progr...

Compiler is used to change the high-level language program into machine code at a time. It doesn't needs special instruction to store in a memory, it keeps automatically. The imple

Object-oriented control architecture for ams manufacturing, Object-Oriented...

Object-Oriented Control Architecture For Ams Manufacturing Introduction In recent past, the industrial sectors have started presenting additional inclination toward

How are control signals achieve the particular operation, Q. How are contro...

Q. How are control signals achieve the particular operation? The control signals are applied directly as binary inputs to the logic gates of the logic circuits. All these input

Purpose of storage - computer architecture, Purpose of storage: Several...

Purpose of storage: Several different forms of storage, based on different natural phenomena, have been invented. So far, no practical universal storage medium persists, and a

What is disk controller and word count, What is disk controller The ele...

What is disk controller The electronic circuit that controls the operation of the disk known as disk controller. word count The number of words in the block to be tran

Cascade delete options, Create a relationship among Employee and Sales tabl...

Create a relationship among Employee and Sales tables using Emp No. Enforce referential integrity and select both cascade update and cascade delete options. Save the relationship.

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages