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Database Systems Practice Test 385

OLAP and SQL Queries Quiz Questions and Answers PDF - 385

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OLAP and SQL Queries Questions and Answers PDF Download: Quiz 385

MCQ 1921: Recursive SQL queries are used to express transitive closure which uses

A) Recursive views
B) Non-recursive views
C) Domain views
D) General views

MCQ 1922: Attributes of foreign keys are allowed to be null, provided that they have not been declared to be

A) Not null
B) Like Null
C) As Null
D) Candidate key

MCQ 1923: When the business-logic layer is using an object oriented programming language, the data is modelled as

A) Instances
B) Objects
C) Entities
D) View

MCQ 1924: SAN stands for

A) Small area network
B) Storage area network
C) System area network
D) Scuzzy area network

MCQ 1925: The term that is used to provide fast access to data items, is known as

A) Data dictionary
B) MetaData files
C) Data files
D) Indices

Database Systems Exam Prep Tests

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OLAP and SQL Queries App (Android & iOS)

OLAP and SQL Queries App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Semantic Web App (Android & iOS)

Semantic Web App (Android & iOS)

Computer Basics App (Android & iOS)

Computer Basics App (Android & iOS)