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What are the disadvantages of file processing system?
The drawbacks of file processing systems are
a) Data redundancy and inconsistency
b) Complexity in accessing data
c) Data isolation
d) Integrity trouble
e) Atomicity trouble
f) Concurrent access anomalies
Define physical and logical data independence. How does this architecture help in achieving these? Data independence entails that change in one view must not need a change in t
QUESTION (a) Consider a car database consisting of car model, car make, car origin, Engine capacity, color, cost.
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What is catalog in DBMS? Catalog - A relational DBMS maintains information about every table and index in which it contains. A catalog is a collection of special tables that st
What is a homogeneous distributed database? In homogeneous distributed databases, all sites have the same database management system software, are aware of one another, and agr
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
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
i am not clear with the climetic condition of the north indian plain. can u plz explain it for me
#quCreate a database design specification (Enhanced Entity Relationship Diagram (EERD) and Relational Data Model (RDM)) from the given business description. The RDM must be in 3rd
differences between a classified catalog and a dictionary catalog
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