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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
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
Consider a systems development project with the following data Activity Duration (weeks) Precedence Relationship 1. Software design
State as Location within a Program In this traditional approach, location of control inside a program totally defines the program state. Any finite state machine may be implem
What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
WOUND-WAIT
INTRODUCTION Databases and database systems have become an essential part of our daily life. We encounter many activities that involve some interaction with a database almost
explain external view
define lock conversion
Different stages of DDLC ?
For the relations answer the following queries in SQL Street (name, location, city) House (number, street_name) Lives (name, house_number) (i) Obtain the names of persons who liv
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