Are CMS worth your time?
Find out in this article.
Content Management System (or CMS) is a framework already designed by other programmers and coders on which you can...
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There are 3 main types of OLAP servers are as following:
Relational OLAP (ROLAP) – Star Schema based –
The ROLAP is based on the premise that data need...
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In this article, we will try to understand and compare different aspects of centralized, decentralized and distributed systems.
1. CENTRALIZED SYSTEMS:
We start with...
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Following questions have been asked in GATE CS exam.
1. Given the relations
employee (name, salary, deptno) and
department (deptno, deptname, address)
Which of the fo...
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Following Questions have been asked in GATE 2011 exam.
1. Consider a relational table with a single record for each registered student with the following attributes.
...
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Following Questions have been asked in GATE CS 2010 exam.
1) A relational schema for a train reservation database is given below.
Passenger (pid, pname, age)
Reservat...
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Following Questions have been asked in GATE 2012 exam.
1) Which of the following statements are TRUE about an SQL query?
P: An SQL query can contain a HAVING clause e...
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Following questions have been asked in GATE 2008 CS exam.
1) Let R and S be two relations with the following schema
R (P,Q,R1,R2,R3)
S (P,Q,S1,S2)
Where {P, Q} is the...
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Following questions have been asked in GATE 2009 CS exam.
1) Consider two transactions T1 and T2, and four schedules S1, S2, S3, S4 of T1 and T2 as given below:
T1 = ...
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Following questions have been asked in GATE 2005 CS exam.
1) Which one of the following statements about normal forms is FALSE?
(a) BCNF is stricter than 3NF
(b) Loss...
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