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MCQ

Triggers ________ enabled or disabled

Can be

Cannot be

Ought to be

Always

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MCQ

Inorder to simplify the null value confusion in the rank function we can specify

Not Null

Nulls last

Nulls first

Either Nulls last or first

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Which of the following invokes functions in sql?

Prepared Statements

Connection statement

Callable statements

All of the mentioned

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In rank() function if one value is shared by two tuples then

The rank order continues as counting numbers

The rank order continues by leaving one rank in the middle

The user specifies the order

The order does not change

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supported trigger?

BEFORE

DURING

AFTER

INSTEAD OF

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MCQ

Control who is allowed access to the data

Ensure that duplicate records are not entered into the table

Improve the quality of data entered for a specific property

Prevent users from changing the values stored in the table

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Engineering

General

Medical

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category More Database Management System Topics

Miscellaneous or General

Relational Algebra

Database Systems

Data Models

The Relational Database Model

Entity Relationship (ER) Modeling

Advanced Data Modeling

Normalization

Structured Query Language (SQL)

Advanced SQL

Database Design

Transaction and Concurrency

Data Warehouses

Database Administration

Mixed

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