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Constraints in SQL Quiz Questions and Answers 21 PDF Book Download

Constraints in sql quiz, constraints in sql MCQs answers, DBMS quiz 21 to learn data analytics online courses. Schema definition, constraints, queries and views quiz questions and answers, constraints in sql multiple choice questions (MCQ) to practice database management system test with answers for college and university courses. Learn constraints in sql MCQs, introduction to disk storage, eer model concepts, relational operations, constraints in sql test prep, career test for big data certification.

Practice constraints in sql career test with multiple choice question (MCQs): constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called, with choices language based constraints, tuple based constraints, scale based constraints, and precision based constraints for data science online degree. Learn schema definition, constraints, queries and views questions and answers for scholarships exams' problem-solving, assessment test for big data certification.

Quiz on Constraints in SQL Worksheet 21Quiz Book Download

Constraints in SQL Quiz

MCQ: Constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called

  1. language based constraints
  2. tuple based constraints
  3. scale based constraints
  4. precision based constraints

B

Relational Operations Quiz

MCQ: If matching tuples are not found, kind of OUTER JOIN operation which keeps all tuples of first and second relation is classified as

  1. LEFT OUTER JOIN
  2. FULL OUTER JOIN
  3. HALF OUTER JOIN
  4. DOWNWARD JOIN

B

EER Model Concepts Quiz

MCQ: Kind of class whose entities belongs to some other data class is called

  1. concrete classes
  2. abstract classes
  3. leaf node classes
  4. template classes

A

Introduction to Disk Storage Quiz

MCQ: Storage capacity of computer system is measured in

  1. mega bytes
  2. kilo bytes
  3. tera bytes
  4. all of above

B

Database System Environment Quiz

MCQ: Compiler which pull out commands written in host programming language from application program is classified as

  1. graphic compiler
  2. host compiler
  3. precompiled
  4. interface compiler

C