Database Systems MCQs - Chapter 21

SQL Concepts and Queries Quiz Questions and Answers PDF - 39

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SQL Concepts and Queries Questions & Answers PDF Download: MCQ Quiz 39

MCQ 191: The term that ensures changes made to the database by authorized users do not result in a loss of data consistency, is known to be

Atomicity
Redundancy constraints
Integrity constraints
Isolated integrity

MCQ 192: In order to perform any actions on a database, a user or a program must first

Query database
Connect to database
Generate Query statement
Generate catalog

MCQ 193: Each of the catalog of top level hierarchy can contain

Schemas
Views
Methods
Sub catalogs

MCQ 194: In SQL, the user defined data type can be declared as

Define type
Create type
Create datatype
Define datatype

MCQ 195: A view is updatable, if the query does not have a

Having clause
Group by clause
Both A and B
Where clause

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