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Database Systems MCQs App Download | Introduction to SQL PDF e-Book

Database Systems MCQs: Chapter 15

Introduction to SQL Multiple Choice Questions (MCQs) PDF Download | 29

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The Introduction to SQL Multiple Choice Questions (MCQs) with Answers PDF (Introduction to SQL MCQs PDF e-Book) download Ch. 15-29 to study Database Systems Course. Practice Overview of SQL Query Language MCQs, Introduction to SQL trivia questions and answers PDF for online college courses. The Introduction to SQL MCQs App Download: Free Database Systems App to study basic structure of sql queries, sql data definition career test for online degree programs.

The MCQ: The term that provides the ability to query information from the database, is known as "Introduction to SQL" App Download [Free] with answers: sql ddl, sql dml, embedded sql, and view definition for online degree programs. Solve Database Users and Administrators Quiz Questions, download Google e-Book (Free Sample) for online bachelor's degree computer science.

Introduction to SQL MCQs with Answers PDF Download: MCQ Quiz 29

MCQ: 141

The term that provides the ability to query information from the database, is known as

  1. SQL DML
  2. SQL DDL
  3. Embedded SQL
  4. View definition
MCQ: 142

For those attributes that appear in only one of the two schemas, we shall usually drop the

  1. Relation name schema
  2. Relation name prefix
  3. Attribute name prefix
  4. Tuple address prefix
MCQ: 143

The char data type stores strings of

  1. Fixed length
  2. Variable Length
  3. 4 bits only
  4. 8 bits only
MCQ: 144

A null value indicates an absent value that

  1. may exist but unknown
  2. known but doesn't exist
  3. doesn't exist and not known
  4. Both A and B
MCQ: 145

In SQL the operations like insert tuples into, delete tuples from, and modify tuples in the database, is task done by

  1. View definition
  2. Embedded SQL
  3. SQL DDL
  4. SQL DML

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