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)

One node at the highest level in the structure, There can be more than one ...

There can be more than one node at the highest level in the structure. False. One can describe only single node at the highest level in the structure on LDB

Illustration of cache size of a system, Q. Illustration of cache size of a ...

Q. Illustration of cache size of a system? Cache Size: Cache memory is very costly as compared to main memory and therefore its size is generally kept very small. It has bee

Array to be sorted is partitioned again and again, The sorting method where...

The sorting method where array to be sorted is partitioned again and again in such a way that all elements less than or equivalent to partitioning element appear before it and thos

Why wap gateways are used, Why WAP gateways are used? The Wireless Appl...

Why WAP gateways are used? The Wireless Application Protocol Gateway is a very unique product giving semi -automatic redirection of HTML documents to WAP compatible mobile phon

What is digital signature, Digital Signature is Software to recognize si...

Digital Signature is Software to recognize signature

What is indexed addressing, What is Indexed addressing The location of ...

What is Indexed addressing The location of data is calculated as sum of an address specified by one of previous methods, and value of an index register. This allows an array of

Explain why the ROM is a volatile memory, Is the ROM a volatile memory? Exp...

Is the ROM a volatile memory? Explain Ans. No, ROM is a Non-Volatile memory. Programming of ROM includes making of the needed interconnections at the time of fabrication and

Which is not a valid page replacement policy, Which is not a valid page rep...

Which is not a valid page replacement policy? Ans. RU policy (Recurrently used) is not a valid page replacement policy.

Explain how viewstate is being formed, Explain how Viewstate is being forme...

Explain how Viewstate is being formed and how it is keeps on client. The type of ViewState is System.Web.UI.StateBag, which is a dictionary that keeps name/value pairs. View St

Show the classification of printers, Q. Show the Classification of Printers...

Q. Show the Classification of Printers? Printers can be classified on following bases: a) Impact: Impact printers print by impact of hammers on ribbon (for example Dot-Matri

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages