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Database Systems MCQs – Practice Test 40 (Chapter 13)

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Introduction to DBMS MCQs – Practice Test 40 PDF Download

MCQ 196: The term that stores metadata about the structure of the database, is known as:

  1. Data files
  2. Indices
  3. Data dictionary
  4. MetaData files

MCQ 197: Application programs are said to define physical data independence if they do not depend on the:

  1. Model schema
  2. Subschema
  3. Logical schema
  4. Physical schema

MCQ 198: The DMLs type that requires a user to specify how to get the specified data, is known as:

  1. Subjective DML
  2. Procedural DML
  3. Definitive DML
  4. Declarative DML

MCQ 199: The level of abstraction that describes what data is stored in the database, and its relationships, is known as:

  1. Virtual level
  2. View level
  3. Physical level
  4. Logical level

MCQ 200: Analysis tools precompute summaries of very large amounts of data, in order to give:

  1. Queries response
  2. Data access
  3. Authorization
  4. Consistency

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