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Which component is not included in database environment ?
A users component is not included in database environment.
Question: a) There are three concurrency problems, i.e. three types of potential mistake which could occur if concurrency control is not properly enforced in the database syst
usecase diagram,activity diagraM,SEQUENCE DIAGRAM
What are the two types of indices? The two types of indices are:- A) Dense index B) Sparse index
QUESTION (a) Consider a car database consisting of car model, car make, car origin, Engine capacity, color, cost.
Determine the Persistent object Persistent object can be stored in one of the following: Files Cheap, permanent, simple storage Low level (Write, Read) Ap
What is object identity? An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
Define NULL value NULL value NULL means something is unknown. It does NOT mean null (the digit 0). Null is as well employed as attribute value for a particular entity in which
Draw an ER diagram that shows the organization of a simple student database. The database captures the information about letter grades obtained by university students who enrolled
Question: This form represents one of a number used for each sailing of a range of boats. A passenger may go on many sailings and will have the same passenger number for each.
Illustrate the collaboration and relationship diagram A collaboration is the society of interfaces, classes and other elements which work together to provide some cooperative b
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