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usecase diagram,activity diagraM,SEQUENCE DIAGRAM
crete a data base relationship model Entity: Students; Professors; Dormitories buildings; Attributes of students: Name; Address; Dorm;
what are the main characteristics of database
Object Oriented model :An object has values stored in instance variables within the object. An object also has bodies of code that execute on the object. These bodies of code are
A student entity type has the following attributes,name..
Describe Parameteric end users? Parametric end users might be given update access, but are commonly not permitted to change the structure of data.
Increased parallelism : Since the replicated date has several copies a query can be distributed or can be answered from the smallest loaded site. Also, with more replicas you have
Determine object representation As a designer, we must choose properly that when to use primitive types in representing objects and when to combine groups of related objects,
Why does a DBMS query language is designed? A DBMS query language is designed to support end users who use English-like commands. support in the development of complex applicat
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
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