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Database Management Systems

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33
votes
1
answer
441k
views
1
answer
Draw E-R diagram for Hospital management System.
database management systems updated 14 months ago by jaypanchal90968 • 20
3
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1
answer
3.2k
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1
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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 17 months ago by binitamayekar ★ 6.0k
5
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1
answer
543
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1
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What are the advantages of database management system over file based system?
database management systems updated 18 months ago by apsareena • 660
11
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2
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103k
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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 16 months ago by dragionro479 • 40
3
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1
answer
20k
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1
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Discuss the different security and authorization mechanisms in database management system.
database management systems updated 18 months ago by binitamayekar ★ 6.0k
3
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1
answer
11k
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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 13 months ago by binitamayekar ★ 6.0k
2
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1
answer
789
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1
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Convert the following EER diagram to tables
database management systems updated 14 months ago by binitamayekar ★ 6.0k
6
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1
answer
27k
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1
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Explain log based recovery
database management systems updated 7.0 years ago by teamques10 ★ 53k
2
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1
answer
789
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1
answer
Formulate Relational Algebra for Queries
database management systems updated 14 months ago by binitamayekar ★ 6.0k
6
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1
answer
117k
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1
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Explain Total Participation and Partial Participation with example.
database management systems updated 18 months ago by binitamayekar ★ 6.0k
0
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0
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328
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0
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(Duplicate) Project of er diagram for hospital
database management systems updated 15 months ago by prakhar1144 ★ 5.0k
1
vote
1
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481
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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 15 months ago by binitamayekar ★ 6.0k
2
votes
2
answers
5.2k
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2
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Explain different data models with its advantages and disadvantages
database management systems updated 16 months ago by teamques10 ★ 53k
3
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1
answer
16k
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1
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List ACID properties. Explain usefulness of each.
database management systems updated 7.0 years ago by teamques10 ★ 53k
7
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1
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123k
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1
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Explain types of integrity constraints with example.
database management systems updated 18 months ago by binitamayekar ★ 6.0k
0
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1
answer
12k
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1
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Explain the steps of an algorithm for ER to relational mapping
database management systems updated 18 months ago by binitamayekar ★ 6.0k
2
votes
1
answer
716
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1
answer
Create and populate database using Data Definition Language (DDL) and DML Commands.
database management systems updated 13 months ago by binitamayekar ★ 6.0k
6
votes
1
answer
80k
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1
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Draw an ER diagram for university database consisting of four entities
database management systems updated 7 months ago by sagarkolekar ★ 10k
2
votes
1
answer
4.1k
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1
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For the following dependencies find the candidate keys.
database management systems updated 13 months ago by binitamayekar ★ 6.0k
6
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1
answer
3.3k
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1
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What is ER Diagrams in DBMS
database management systems updated 18 months ago by prakhar1144 ★ 5.0k
26
votes
1
answer
93k
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1
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Describe overall architecture of DBMS with diagram.
database management systems updated 16 months ago by teamques10 ★ 53k
3
votes
1
answer
1.3k
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1
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Draw an ER diagram for ticketing system
database management systems updated 15 months ago by binitamayekar ★ 6.0k
2
votes
1
answer
1.0k
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1
answer
Write SQL statements for Queries
database management systems updated 13 months ago by binitamayekar ★ 6.0k
2
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1
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825
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1
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Companies manufacture ranges of products which are purchased by customers. The relation schema for this operation is given by:
database management systems updated 13 months ago by binitamayekar ★ 6.0k
1
vote
1
answer
788
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1
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Differentiate between DBMS and RDBMS.
database management systems updated 16 months ago by prakhar1144 ★ 5.0k
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