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Set Operations Multiple Choice Questions p. 23

Study Set Operations multiple choice questions and answers, set operations quiz answers PDF 23 to study Database Systems course online. Introduction to SQL MCQ trivia questions, Set Operations Multiple Choice Questions (MCQ) for online college degrees. "Set Operations MCQ" PDF eBook: dbms design process, failure classification in dbms, set operations test prep for cheapest online computer science degree.

"The SQL set operations include" MCQ PDF: intersect, union, except, and all of the above for computer and information science. Learn introduction to sql questions and answers to improve problem solving skills for top online computer science programs.

Set Operations Questions and Answers MCQs

MCQ: The SQL set operations include

All of the Above

MCQ: The predicated that succeeds if the value on which it is applied is not null, is known to be

Is Not Null
Is Null
Not Null

MCQ: The error that causes loss of the data of volatile storage, and halts the transaction processing is known as

System error
Application error
System crash
Transaction error

MCQ: Mapping of conceptual schema using the entity-relationship model into a relation schema, is achieved at the stage

Physical-design phase
Contextual-design phase
Virtual-design phase
Logical-design phase

MCQ: Durability can be ensured in different

2 ways
3 ways
4 ways
5 ways