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Database Management Systems

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35
votes
1
answer
567k
views
1
answer
Draw E-R diagram for Hospital management System.
database management systems updated 2.1 years ago by jaypanchal90968 • 20
3
votes
1
answer
4.1k
views
1
answer
Assume that two students are trying to register for a course in which there is only one open seat. What component of a database system prevents both students from being given that last seat?
database management systems updated 2.4 years ago by binitamayekar ★ 6.4k
5
votes
1
answer
692
views
1
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What are the advantages of database management system over file based system?
database management systems updated 2.5 years ago by apsareena • 660
12
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2
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132k
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2
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Construct an ER diagram for car insurance company that has a set of customers each of whom owns one or more cars. Each car has associated with it zero to any number of recorded accidents
database management systems updated 2.3 years ago by dragionro479 • 40
3
votes
1
answer
21k
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1
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Discuss the different security and authorization mechanisms in database management system.
database management systems updated 2.4 years ago by binitamayekar ★ 6.4k
3
votes
1
answer
20k
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1
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Draw the serializable graphs for the schedule S1 and S2 and state whether each schedule is...
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
2
votes
1
answer
1.4k
views
1
answer
Convert the following EER diagram to tables
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
6
votes
1
answer
29k
views
1
answer
Explain log based recovery
database management systems updated 7.9 years ago by teamques10 ★ 64k
2
votes
1
answer
1.2k
views
1
answer
Formulate Relational Algebra for Queries
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
10
votes
1
answer
132k
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1
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Explain Total Participation and Partial Participation with example.
database management systems updated 2.4 years ago by binitamayekar ★ 6.4k
0
votes
0
answers
466
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0
answers
(Duplicate) Project of er diagram for hospital
database management systems updated 2.2 years ago by prakhar1144 ★ 5.0k
1
vote
1
answer
658
views
1
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How many key values you can enter in a leaf and non-leaf node of a B+ tree?
database management systems updated 2.2 years ago by binitamayekar ★ 6.4k
2
votes
2
answers
6.5k
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2
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Explain different data models with its advantages and disadvantages
database management systems updated 2.3 years ago by teamques10 ★ 64k
3
votes
1
answer
18k
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1
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List ACID properties. Explain usefulness of each.
database management systems updated 7.9 years ago by teamques10 ★ 64k
7
votes
1
answer
128k
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1
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Explain types of integrity constraints with example.
database management systems updated 2.4 years ago by binitamayekar ★ 6.4k
0
votes
1
answer
12k
views
1
answer
Explain the steps of an algorithm for ER to relational mapping
database management systems updated 2.4 years ago by binitamayekar ★ 6.4k
2
votes
1
answer
1.3k
views
1
answer
Create and populate database using Data Definition Language (DDL) and DML Commands.
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
6
votes
1
answer
90k
views
1
answer
Draw an ER diagram for university database consisting of four entities
database management systems updated 18 months ago by sagarkolekar ★ 11k
2
votes
1
answer
5.5k
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1
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For the following dependencies find the candidate keys.
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
6
votes
1
answer
3.8k
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1
answer
What is ER Diagrams in DBMS
database management systems updated 2.5 years ago by prakhar1144 ★ 5.0k
28
votes
1
answer
113k
views
1
answer
Describe overall architecture of DBMS with diagram.
database management systems updated 2.3 years ago by teamques10 ★ 64k
3
votes
1
answer
2.4k
views
1
answer
Draw an ER diagram for ticketing system
database management systems updated 2.2 years ago by binitamayekar ★ 6.4k
2
votes
1
answer
1.7k
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1
answer
Write SQL statements for Queries
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
2
votes
1
answer
1.2k
views
1
answer
Companies manufacture ranges of products which are purchased by customers. The relation schema for this operation is given by:
database management systems updated 2.1 years ago by binitamayekar ★ 6.4k
1
vote
1
answer
937
views
1
answer
Differentiate between DBMS and RDBMS.
database management systems updated 2.3 years ago by prakhar1144 ★ 5.0k
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