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Database Management System Practice Test 19

Data Abstraction Quiz Questions with Answers PDF Download - 19

The Data Abstraction Trivia Questions and Answers PDF (Data Abstraction Quiz Answers PDF e-Book) download Ch. 6-19 to solve Database Management System Practice Tests. Learn Entity Relationship Modeling MCQ Questions PDF, Data Abstraction Multiple Choice Questions (MCQ Quiz) for online database certification. The Data Abstraction Trivia App Download: Free educational app for data abstraction, relational database schemas, modeling: union types, query trees notations, disk file records test prep for online computer science schools.

The Trivia MCQ: Considering abstraction concepts, the process of assigning the similar entities to similar entity types systematically is called; "Data Abstraction" App (iOS & Android) with answers: Instantiation; Classification; Identification; Exception abstract; for online computer science schools. Study Entity Relationship Modeling Questions and Answers, Google eBook to download free sample for computer software engineer.

Data Abstraction Quiz with Answers PDF Download: MCQs 19

MCQ 91:

Considering abstraction concepts, the process of assigning the similar entities to similar entity types systematically is called

  1. classification
  2. instantiation
  3. identification
  4. exception abstract
MCQ 92:

In a relation schema, each key of schema having more than one key is classified as

  1. candidate key
  2. super key
  3. simple key
  4. parallel key
MCQ 93:

The category which considers the subset of union of entities included in super class is classified

  1. disjoint super class
  2. joined super class
  3. total super class
  4. partial super class
MCQ 94:

In a query tree, the operations of relational algebra are classified as

  1. internal nodes
  2. external nodes
  3. theta nodes
  4. entity nodes
MCQ 95:

The kind of allocation in which the file blocks contain the pointer to the next blocks of file is classified as

  1. linked allocation
  2. indexed allocation
  3. header allocation
  4. contiguous allocation

Database Management System Exam Prep Tests

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Data Abstraction App (Android & iOS)

Data Abstraction App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Computer Networks App (Android & iOS)

Computer Networks App (Android & iOS)

Semantic Web App (Android & iOS)

Semantic Web App (iOS & Android)