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Module-1 of Model Paper-1 (Explained with solutions)
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1a] What is a Database? Explain the three schema architecture with neat diagram. 1b] What are the advantages of using DBMS approach? Explain 1c] Explain the following terms. 1. Data Dictionary 2. Weak Entity
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2a] Explain the categories of Data Models. 2b] Explain the component modules of DBMS & their interactions with diagram. 2c] What are the responsibilities of DBA & database designers?
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Module-2 of Model Paper-1 (Explained with solutions)
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3a] Explain the different types of update operations on relational database. How basic operation deals with constraint violation. 3b] Explain Unary relational operations with examples. 3c] What is an Intgrity Constraint? Explain the importance of Referential Integrity Constraint.
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4a] Explain the following relational algebra operation. JOIN, DIFFERENCE, SELECT, UNION. 4b] Discuss the E.R to Relational mapping algorithm with example for each step. 4c] Explain the relational algebra operation for set theory with examples.
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Module-3 of Model Paper-1 (Explained with solutions)
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5a] Illustrate insert, delete, update, alter & drop commands in SQL. 5b] Explain informal design guidelines for relational schema design. 5c] What is Functional dependency? Explain the inference rules for functional dependency with proof.
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6a] Consider two sets of functional dependency. F={AC, ACD, EAD, EH} E= {ACD, EAH}. Are they Equivalent? 6b] Explain the types of update anomalies in SQL with an example.
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Module-4 of Model Paper-1 (Explained with solutions)
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7a] Demonstrate transaction states & additional operations. 7b] Demonstrate working of Assertion & Triggers in database? Explain with an example.
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8a] Demonstrate the System Log in database transaction. 8b] Discuss the ACID properties of database transaction. 8c] Explain stored procedure language in SQL with an example.
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Module-5 of Model Paper-1 (Explained with solutions)
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9a] Explain the Two phase locking protocol used for concurrency control. 9b] Define Schedule? Illustrate with an example. 9c] Why Concurrency control is needed? Demonstrate with an example.
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10a] What is NOSQL? Explain the CAP theorem. 10b] What are document based NOSQL systems? basic operations CRUD in MongoDB. 10c] What is NOSQL Graph database? Explain Neo4j.
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Database Management Systems (DBMS) || BCS403 || Model Question Paper-2 with solutions (EXPLAINED) || CSE stream || 2022 scheme || Video course with study materials
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