Specialization
The process of designating sub groupings with in an entity set is called specialization.We
use IS A relationship to represent specialization.IS
A relationship may also be referred as super class-subclass
relationship
Example: Person IS A Employee
Person IS A Customer
Employee IS A Manager
Generalization
Here the design process take place in bottom up manner.Multiple
entity sets are synthesized into a higher level entity set on the basis of common features.
Example: Employee and Customer entities can be synthesized into a higher level entity Person.
Attribute inheritance
The attributes of higher level entity set are inherited by lower level entity set.
Aggregation
Aggregation is an abstraction in which relationship sets are treated as higher level entity sets. Here a relationship set is embedded inside an entity set, and these entity sets can participate in relationships.
Perkins Braillers typically range in price from around $700 to $1,000, depending on the model and any additional features.
Our model of the surface features of Venus was obtained by the radar.
Avantgarde is a higher spec which means it may have additional features such as parking sensors and cruise control. Avantgarde is not necessiraly a higher spec model..avantgarde means the sport model..the higher spec would be the elegance and the classic is the base model....
The three features of a networked organization model are borderless, collaborative, and pervasively-networked.
It depends entirely on where it was bought, when it was boought, what make and model the car was, what additional features the care may have had and how effective a negotiator the buyer and seller were. Please resubmit this question with those details.
It depends entirely on where it was bought, when it was boought, what make and model the car was, what additional features the care may have had and how effective a negotiator the buyer and seller were. Please resubmit this question with those details.
what are e main components of biomedical model of health
"State specification or special features of one hardware and compare it to previous model?"
By the features.
Features.
The original price of the Honda Civic in 2001 varied between $12,000 and $21,000 MSRP depending on the make, model and additional features. You can learn more about this vehicle at the Auto Trader website.
Plz answer related to microeconomics