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Mention the several levels in security measures.
A) Database system
B) Operating system
C) Network
D) Physical Human
(a) What is a Sub-Query? (b) What is the difference between a scalar sub-query and a tabular sub-query? (c) Write an equivalent SQL statement to get the Name of Product wh
Question: (a) Can a set of data requirements be correctly modelled by two or more different ER diagrams? Explain your answer. You may use a small example, if you think it will
While using extract datasets it is required to have a special workarea for interface False. It is not required to have a special workarea for interface
What is Distributed system ? Distributed System - A distributed system consists of a number of processing parts in which are interconnected through a computer network and in
Name the metrics for selecting top algorithm There are a number of metrics for selecting top algorithm: i) Computational complexity: Computational complexity refers to eff
sql is relationally complete-justify
A software contract and consultancy firm maintains details of all the various projects in which its employees are currently involved. These details comprise: Employee Numbe
wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration
What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only
The Second Normal Form (2NF) Definition: A relation is in 2NF if it is in 1NF and each non-key attribute is fully dependent on each candidate key of the relation. Some of th
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