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Database Systems Quiz Book PDF | Introduction to SQL App Download

Database Systems Study Material: Practice Test 39 (Chapter 15)

Introduction to SQL Quiz Questions & Answers PDF Download - 39

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The Introduction to SQL Quiz Questions and Answers PDF (Introduction to SQL Quiz PDF e-Book) download Ch. 15-39 to study Database Systems Course. Practice SQL Data Definition MCQs, Introduction to SQL MCQ questions and answers PDF for BSc computer science. Free Database Systems Quiz App Download: Introduction to SQL Quiz e-Book PDF to study aggregate functions, set operations, basic structure of sql queries, overview of sql query language career test for online computer science schools.

The Quiz: We can drop attributes from a relation by the command; "Introduction to SQL" App (iOS, Android) with answers: alter table r delete a;, alter table r drop a;, modify table r delete a; alter table r drop a;, and alter table r drop a for online software engineering degrees. Study ER Diagrams Symbols Quiz Questions, download Google Book (Free Sample) for BSc computer science.

Introduction to SQL Exam Questions and Answers PDF Download: Test 39

MCQ: 191

We can drop attributes from a relation by the command

  1. alter table r drop A;
  2. alter table r delete A;
  3. modify table r delete A; alter table r drop A;
  4. alter table r drop A;
MCQ: 192

The effect of null values on some of the more complicated SQL constructs can be

  1. Subtle
  2. Easy
  3. Ideal approach
  4. None of the above
MCQ: 193

The output to the comparison '1 < null', would be

  1. True
  2. False
  3. Null
  4. Unknown
MCQ: 194

The where clause is a predicate involving attributes of the relation in the

  1. From clause
  2. Select clause
  3. Define clause
  4. IN clause
MCQ: 195

SQL was developed by

  1. IBM
  2. Oracle
  3. Microsoft
  4. Apple

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The App: Introduction to SQL Quiz App to learn Introduction to SQL Notes, DataBase Management System (MCS) Quiz App, and Technical Writing Quiz App. The "DataBase Management System (MCS) Quiz" App to Free Download Introduction to SQL Apps (Android & iOS) for online software engineering degrees. Download App Store & Play Store Learning Apps with all functionalities for online computer science schools.

Introduction to SQL Quiz App (Android & iOS)

Introduction to SQL Quiz App

DataBase Management System (MCS) Quiz App (iOS & Android)

DataBase Management System (MCS) Quiz App

Technical Writing Quiz App (iOS & Android)

Technical Writing Quiz App

Basic Control Systems Quiz App (Android & iOS)

Basic Control Systems Quiz App