Computer Science Courses

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

Database Systems MCQs: Chapter 15

Introduction to SQL Multiple Choice Questions (MCQ) PDF Download | 50

Apps:

Database Systems App (Play Store) Database Systems App (App Store)

The Introduction to SQL Multiple Choice Questions (MCQ Quiz) with Answers PDF (Introduction to SQL MCQ PDF e-Book) download Ch. 15-50 to learn Database Systems Course. Solve Aggregate Functions Multiple Choice Questions (MCQs), Introduction to SQL quiz with answers PDF to study distance learning courses. The Introduction to SQL MCQ App Download: Free Database Systems App to learn set operations, sql data definition, nested subqueries career test for computer science programs.

The MCQs: The following query <br> select count (*) <br> from course is used to find "Introduction to SQL" App (Android, iOS) with answers: printing (*) in the course relation, printing (*) as the attribute of the course relation, the number of attributes in the course relation, and the number of tuples in the course relation to study distance learning courses. Practice Modification of Database Quiz Questions, download Apple e-Book (Free Sample) for information and communication technology.

Introduction to SQL MCQ with Answers PDF Download: Quiz 50

MCQ: 246

The following query
select count (*)
from course; is used to find

  1. Printing (*) as the attribute of the course relation
  2. Printing (*) in the course relation
  3. the number of attributes in the course relation
  4. the number of tuples in the course relation
MCQ: 247

If the where clause predicate evaluates to either false or unknown for a tuple, that tuple

  1. Is added to result
  2. Is not added to result
  3. Is stored
  4. Is sorted
MCQ: 248

The command that deletes not only all tuples of r, but also the schema for r.

  1. Drop command
  2. Delete command
  3. Eliminate command
  4. Abort command
MCQ: 249

For membership in a relation, SQL allows testing of

  1. Instances only
  2. Attributes only
  3. Tuples
  4. Distinct values
MCQ: 250

The data type that is a finite subset of the integers that is machine dependent, is said to be

  1. smallint
  2. real
  3. double
  4. int

Introduction to SQL Learning App: Free Download Android & iOS

The App: Introduction to SQL MCQ App to learn Introduction to SQL Notes, DataBase Management System (MCS) MCQs App, and ARM Processors MCQs App. The "Introduction to SQL MCQ" App to Free Download DataBase Management System (MCS) Apps (iOS & Android) to study distance learning courses. Download App Store & Play Store study Apps with all functionalities for information and communication technology.

Introduction to SQL Apps (Android & iOS)

Introduction to SQL App

DataBase Management System (MCS) Apps (Android & iOS)

DataBase Management System (MCS) App

ARM Processors Apps (Android & iOS)

ARM Processors App

Biochemistry Apps (Android & iOS)

Biochemistry App