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List any eight applications of DBMS.
a) Universities
b) Airlines
c) Banking
d) Credit card transactions
e) Tele communication
f) Sales
g)Finance
h) Manufacturing
I) Human resources
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
Determine the Disadvantages of file based systems Some of the disadvantages of file based systems are like this: Data redundancy and inconsistency: the dissimilar applic
what is completeness constrent?
Explain Composite attribute in SQL ? Composite attribute: A composite attribute has many components, each of that is atomic or composite.
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
What are composite objects? Objects that have other objects are known as complex objects or composite objects.
Draw and explain the three level architecture of the database system? A DBMS gives three levels of data is said to follow three-level architecture. The trget of the three-schem
Table_Name( attribute_1, attribute_2, attribute_3, ….. ,attribute_x) Primary Key ( attribute_1, attribute_2) Foreign Key attribute_4 References Table_Name_2 (repeat for each fore
What are the physical characteristics of magnetic disks? Ans: A magnetic disk is a circular plate or platter of plastic or metal that is coated with magnetizable material lik
Consider the following frequency counts of some itemsets in a transaction database r : freq({A}, r) = 0.405 freq({B}, r) = 0.510 freq({C}, r) = 0.303 freq({A
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