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Database Systems Practice Tests

Database Systems Online Tests

Set Operations Multiple Choice Questions (MCQ) PDF Download

Free Set Operations Multiple Choice Questions (MCQ Quiz) with Answers PDF Download (Set Operations MCQ PDF Book) to learn online database systems degree courses. Study Introduction to SQL Multiple Choice Questions and Answers (MCQs), Set Operations quiz answers PDF to learn online courses. Free learning app: Set Operations MCQ App Download & e-Book for additional basic operations, aggregate functions, nested subqueries test prep to learn online certificate courses.

The MCQ: If any of the input values is null, the result of an arithmetic expression, would be; "Set Operations" App Download (Free) with answers 0, null, 1 and undefined to learn online courses. Practice set operations quiz questions, download Google e-Book (Free Sample) for computer software engineer online degree.

Set Operations MCQs: Questions and Answers PDF Download

MCQ 1: If any of the input values is null, the result of an arithmetic expression, would be

A) 0
B) Null
C) 1
D) Undefined

MCQ 2: SQL uses the special keyword in a predicate to test for a null value

A) Escape
B) Unknown
C) Known
D) Null

MCQ 3: The union operation automatically eliminates duplicates, unlike the

A) Select clause
B) From clause
C) Define clause
D) Where clause

MCQ 4: Duplicate tuples must be eliminated, when the query uses the clause

A) Select Clause
B) Where Distinct Clause
C) Select distinct Clause
D) From Distinct Clause

MCQ 5: The SQL set operations include

A) Union
B) Intersect
C) Except
D) All of the Above

Database Systems Practice Tests

Set Operations Learning App & Free Study Apps

Download Set Operations MCQs App to learn Set Operations MCQs, Database Management System Learning App, and DBMS MCQ Apps. Free "Set Operations MCQs" App to download Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Set Operations App (Android & iOS)

Set Operations App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (Android & iOS)

Operating Systems App (Android & iOS)

Operating Systems App (Android & iOS)