Database Systems MCQs (Computer Science) From Textbook

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Database Systems MCQs – Mock Test 49

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The Quiz: In the authorization graph, the node representing the database administrator, is known to be; "Database Authorization" App Download [Free] with answers: child node, root node, neighboring node, and leaf node for online software development courses. Learn Intermediate SQL Questions and Answers, Apple iBook to download free chapter to learn computer science courses.

Database Authorization Quiz – Mock Test 49 PDF Download

MCQ: 241

In the authorization graph, the node representing the database administrator, is known to be

  1. Root node
  2. Child node
  3. Leaf node
  4. Neighboring node
MCQ: 242

When a referential-integrity constraint is violated, the normal procedure is to

  1. Continue with flow
  2. Accept the action
  3. Reject the action
  4. Store it for evaluation
MCQ: 243

The initial phase of database design is to

  1. Choosing data model
  2. Conceptual design
  3. Characterize data needs
  4. Conceptual schema
MCQ: 244

A read-only collection of database tables and views can be accessed through

  1. Data definition
  2. Data manager
  3. Data administrator
  4. Data dictionary
MCQ: 245

A snapshot of the data in the database at a given instant in time, is known as

  1. Database entity
  2. Database relation
  3. Database instance
  4. Database Schema

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