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)

State the web server security through ssl, Web server security through SSL ...

Web server security through SSL (Secure Socket Layer) As it is well known that the Intranets and internet are purely based on use of powerful web servers to deliver information

Brief explanation of all elements in activity diagrams, ? Activities: An ac...

? Activities: An activity shows an action that performed in the system. ? Transitions: Transitions are shown by open arrow heads. Transitions are used to specify the flow among

Define the bandwidth of a monitor, Q. Define the Bandwidth of a monitor? ...

Q. Define the Bandwidth of a monitor? Bandwidth is the amount of signal the monitor can handle and it is rated in MHz .This is the most usually quoted specification of a monito

Subtract the numbers using 2's complements, Subtract -27 from 68 using 2's ...

Subtract -27 from 68 using 2's complements. Ans. By using 2's complement 68-(-27)= 68-(-27) 2's complement representation of 68 = 01000100(64+4) 2's complement representatio

Why is packet switching important, Why is packet switching important? Give ...

Why is packet switching important? Give at least two reasons. Packet switching is significant due to the following two purposes: 1. A sender and the receiver require coordin

Advantages on electronic payment system, Advantages on electronic payment s...

Advantages on electronic payment system It gives good security schemes. Four necessary security requirements for safe e-payments are Authentication, Encryption, Integrity,

Give examples of different parameter-passing mechanisms, Explain different ...

Explain different parameter passing mechanisms to a function with the help of example? The different parameter-passing mechanisms are given below: 1. Call by value 2.

Variables and quantifiers for first-order models , Variables and Quantifier...

Variables and Quantifiers for First-order models -artificial intelligence: So what do sentences containing variables mean? In other words, how does first order model select whe

What is the pcm pulse or symbol transmission rate, An analog information si...

An analog information signal, whose maximum frequency is 6000Hz, is to be transmitted using a PCM system. The quantization error must not exceed the ±1 % of the peak-topeak analog

Explain internal organization of bit cells in a memory chip, Explain with n...

Explain with neat diagram the internal organization of bit cells in a memory chip. Memory cells are usually organized in the form of an array, in which every cell is capable of

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages