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Database Systems MCQs App | SQL Concepts and Queries e-Book PDF Download

Database Systems Competitive Exam: Practice Test 29 (Chapter 21)

SQL Concepts and Queries Multiple Choice Questions (MCQs) PDF Download - 29

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The SQL Concepts and Queries Multiple Choice Questions (MCQs) with Answers PDF (SQL Concepts and Queries MCQs PDF e-Book) download Ch. 21-29 to study Database Systems Course. Practice SQL Data Types and Schemas MCQs, SQL Concepts and Queries Notes questions and answers PDF for BSc computer science. Free Database Systems MCQs App Download: SQL Concepts and Queries MCQs e-Book PDF to study database transactions, integrity constraints career test for online software engineering certification.

The MCQ: The default catalog and schema are part of an SQL; "SQL Concepts and Queries" App Download [Free] with answers: environment, structure, system, and functions for online software engineering certification. Solve B+ Trees Quiz Questions, download Google eBook (Free Sample) for online computer science schools.

SQL Concepts and Queries MCQs with Answers PDF Download: MCQ Quiz 29

MCQ: 141

The default catalog and schema are part of an SQL

  1. Structure
  2. Environment
  3. System
  4. Functions
MCQ: 142

The process that undoes all the updates performed by the SQL statements in the transaction, is known to be

  1. Transmit work
  2. Commit work
  3. Rollback work
  4. Trace work
MCQ: 143

A transaction's effects will be rolled back if it has not yet executed

  1. Traceback work
  2. Commit work
  3. Transmit work
  4. Trace work
MCQ: 144

Foreign keys can be specified as part of the SQL create table statement by using

  1. Referenced key clause
  2. Primary key clause
  3. Foreign key clause
  4. NO specific key clause
MCQ: 145

Values of one type of data can be converted to another domain using the type conversion

  1. Define
  2. Modify
  3. Alter
  4. Cast

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