ORACLE DATABASE INTERVIEW QUESTIONS

Course:Oracle
Chapter:Chapter 8 - RDBMS Concepts
Questions Count:10
1

What is the Second Normal Form (2NF) in database normalization?

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2

Why is the Second Normal Form (2NF) important in database design?

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3

How does a table in First Normal Form (1NF) differ from a table in Second Normal Form (2NF)?

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4

What is a partial dependency in the context of 2NF?

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5

How do you convert a table that is in 1NF to 2NF?

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6

Can a table with a single-column primary key be in violation of 2NF? Explain.

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7

How does 2NF improve query performance in a relational database?

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8

How do you identify tables that violate 2NF in an existing database schema?

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9

Explain the relationship between 2NF and the concept of functional dependency?

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10

Describe the process of normalizing a table to Second Normal Form (2NF) with an example?

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