Database Management System Practice Test 78

Database Management System Advantages MCQ (Multiple Choice Questions) PDF - 78

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The MCQs: One of the module in the database management system which is responsible for choosing efficient execution plan considering queries is considered as; "Database Management System Advantages" App Download (iOS & Android) Free with answers query processing and optimization, index and glossary optimization, structural optimization and content optimization to learn online training courses. Practice database management systems questions and answers, Google eBook to download free sample for computer software engineer online degree.

Database Management System Advantages Questions and Answers PDF Download: Quiz 78

MCQ 386: One of the module in the database management system which is responsible for choosing efficient execution plan considering queries is considered as

A) index and glossary optimization

B) query processing and optimization

C) structural optimization

D) content optimization

MCQ 387: In SQL standard, the variable which is considered as communication variable and is string of five characters is named as

A) SQLSECTION

B) SQLSTATE

C) SQLCODE

D) SQLMOD

MCQ 388: The type of attributes that can be easily divided into smaller parts is classified as

A) derived attributes

B) simple attributes

C) composite attributes

D) atomic attributes

MCQ 389: When the foreign key refers to a tuple which does not exists in subjected relation then the constraint violated is

A) modify integrity

B) referential integrity

C) inferential integrity

D) insert integrity

MCQ 390: In large database management applications, theses customary constraints are classified as

A) controlled rules

B) redundancy rules

C) index rules

D) business rules

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