SQL Concepts and Queries Quiz App | Database Systems Quiz e-Book PDF Download | 35
Database Systems MCQs (Computer Science) From Textbook

Database Systems Certification MCQs – Practice Test 35 (Chapter 21)

SQL Concepts and Queries Quiz with Answers PDF – Download Test 35

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The "SQL Concepts and Queries Quiz" App Download (iOS & Android): View names may appear in a query any place when appear by; MCQ with answers: query, relation, view definition, and domain. Study Aggregate Functions Quiz Questions, download Google Book (Free Chapter) for DBMS virtual study.

SQL Concepts and Queries Quiz PDF Download – Practice Test 35

MCQ 171: Transaction rollback is useful if during execution of transaction some detection of:

  1. Error condition
  2. Flow control
  3. Data control
  4. Error Response

MCQ 172: View names may appear in a query any place when appear by:

  1. Relation
  2. Query
  3. View definition
  4. Domain

MCQ 173: The authorization identifier of the SQL environment is also known as:

  1. Identifier
  2. Author
  3. Manager
  4. Schema

MCQ 174: A view is updatable, if any attribute not listed in the select clause can be set to null and is not part of:

  1. Primary key attribute
  2. Candidate key attribute
  3. Foreign key attribute
  4. Unique key attribute

MCQ 175: Whenever the view relation is accessed, its tuples are created through:

  1. Execution
  2. Compiling
  3. Storing
  4. Computing

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