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Describe the term- State Diagram
State Diagram: An object could receive a sequence of the input instructions. The state of the object can differ depending upon sequence of input instructions. If we draw diagram that will represent all processes (input) and their output (states) then that diagram is called as state diagram. Processes are represented by arrow symbol and states by oval symbol. For illustration, screen of an ATM machine has many states such as main screen state, process transaction state, request password state.
Task Partitioning, Sequencing and Project Planning The tasks required for the service might be broadly partitioned into: 0. Set up database tables and account file
Write A short note on temporary tables? Temporary Tables - Temporary tables exists solely for a particular session, or whose data persists for the duration of the transaction
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
how to implement mid square hashing?
What is Functional Dependency? A Functional dependency is shown by X Y among two sets of attributes X and Y that are subsets of R specifies a constraint on the possible tuple
What is an Operand? The data on which the operation is to be performed is known as an Operand
I am doing research in this area, especially in sime join and join efficacy when several relations have been queried. Relations located in different sites. I need something like n
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
The Database Approach In order to overcome the limits of a file system, a new approach was needed. Hence a database approach emerged. A database is a persistent collection of
Surgeons identified by doctor ID (DOCID) operate on patients identified by patient ID (PATID) in operating theaters identified by room numbers (ROOMNO). Each surgeon can operate on
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