MCQsLearn App Free MCQsLearn App Download - Android - iOS
As an Amazon Associate I earn from qualifying purchases.

Mechanical Engg Notes and Technology Articles

Database Views Trivia Questions and Answers PDF Download eBook p. 35

Solve Database views trivia questions and answers PDF, database views quiz answers to prepare data science worksheet 35 for online board exam 2022. Practice SQL Concepts and Queries quiz with answers, database views Multiple Choice Questions (MCQ) for online DBMS, DBA. Free database views MCQs, view of data, algorithms for recovery and isolation exploiting semantics, decomposition using functional dependencies, additional basic operations, database views test prep for computer information science.

"A view is updatable, if the Select clause does not have any", database views Multiple Choice Questions (MCQ) with choices aggregates, expressions, distinct specification, and all of the above for online computer science degrees. Learn sql concepts and queries questions and answers with free online certification courses for free online classes.

Database Views Questions and Answers PDF Download eBook

Database Views Quiz

MCQ: A view is updatable, if the Select clause does not have any

  1. Expressions
  2. Aggregates
  3. Distinct specification
  4. All of the Above

D

Additional Basic Operations Quiz

MCQ: SQL provides a way of renaming the attributes of a result relation, taking the form

  1. old-name to new-name
  2. old-name as new-name
  3. ALTER old-name to new-name
  4. ALTER old-name at new-name

B

Decomposition using Functional Dependencies Quiz

MCQ: The schema for relation r, with 'R' denoting the set of attributes, can be expressed by the notation

  1. r
  2. R
  3. r(R)
  4. R (r)

C

Algorithms for Recovery and Isolation Exploiting Semantics Quiz

MCQ: The pass that determines which transactions to undo is known as

  1. Redo pass
  2. Analysis pass
  3. Undo pass
  4. Logical pass

B

View of Data Quiz

MCQ: The Data model that is widely used in the database design is

  1. Object-based Data model
  2. Relational Model
  3. Semi-structured data model
  4. Entity relationship model

D