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Explain the disadvantages of a file processing system?
Ans: Disadvantages of File Processing Systems include: 1) Data Redundancy 2) Data Inconsistency 3) Difficult to access data 4) Data isolation 5) Atomicity problem 6) Concurrent access anomalies 7) Security problem
Illustrate the State model for the ATM class let us take state model for the ATM class given below in Figure showing state model of the ATM class and the pseudo code derived fr
Benefits and Limitations od Data Models?
What is the need of a log in a DBMS? Briefly describe the various types of records that are normally present in a log. Ans: The system log, which is generally writt
Why a report generator is used ? Report generator is used for print files on paper.
Hi I have got an assignment for making an er diagram for market management software can any budy help me?
i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
In E-R Diagram how relationship type is represented ? In E-R Diagram relationship type is represented as a Diamond.
Q. With the help of a suitable diagram gives module wise explanation of system architecture of DBMS. Sol. A Database management is a collection of interrelated data and col
Explain the EXISTS and UNIQUE functions of SQL. Give an example for each? EXISTS: The EXISTS function takes one parameter that is a SQL statement. If any records exist which
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