Database Management System Practice Test 42

Unified Modeling Language Diagrams Quiz Answers PDF Download - 42

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The MCQ Quiz: In component diagrams, the building block which is represented with two rectangles laid on left side is classified as PDF, "Unified Modeling Language Diagrams" App APK Download with interfaces, type of components, dependency relationships, and all of above choices for computer software engineer. Study database design methodology and uml diagrams questions and answers, Apple Book to download free sample to learn online certificate courses.

Trivia Quiz: Unified Modeling Language Diagrams MCQs

MCQ: In component diagrams, the building block which is represented with two rectangles laid on left side is classified as

A) type of components

B) interfaces

C) dependency relationships

D) all of above

MCQ: In database management system, if the cursor is to be moved to next rows in queries result then the command is classified as

A) OPEN CURSOR command

B) FETCH command

C) UPDATE command

D) CLOSE CURSOR command

MCQ: As compared to Cartesian product, the tuples which appears in the result by applying JOIN are the ones

A) that fulfills the condition

B) that does not fulfill the condition

C) that are nested

D) that are subtracted

MCQ: Consider two tuples R and S, the maximum size of R and S relations is divided to expected size of join is classified as

A) equi join selectivity

B) natural selectivity

C) join selectivity

D) theta selectivity

MCQ: In constructing ER diagrams, the double ovals are used to denote

A) multi-value table

B) multi-value entity

C) multi-value attributes

D) multi-value key

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