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What is a state chart diagram?
State diagrams (State Chart Diagram) explain all possible states that a particular object can get into, and how object's state changes as result of events which reach the object. It states all the possible states and the transitions.
Which of the operations constitute a basic set of operations for manipulating relational data? Relational algebra operations constitute a basic set of operations for manipulati
What is meant by object-oriented data model? The object-oriented paradigm is based on encapsulation of data and code related to an object in to a one unit, whose contents are n
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pictori
Define Database layer? The database layer defines the data formats used in the database.
#questiontypes of keys examples..
Types of Locks There are two necessary types of locks: Binary lock : This locking mechanism has two states for to a data item: locked or unlocked Multiple-mode loc
How is concurrency identified? Concurrency in objects can be identified by the way they alter their state. Current objects can change their state independently. Aggregation imp
Discuss The difference between drop table R and delete from R. DROP TABLE command deletes all the records with the table definition. This command will automatically committed
Define the term Domain. For each n every attribute there is a set of permitted values known as the domain of that attribute.
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