DBMS Quiz, Notes and Technology Articles

Relation Schemas Design Quiz Questions and Answers 48 PDF Book Download

Relation schemas design quiz, relation schemas design MCQs answers, DBMS quiz 48 to learn data analytics courses online. Functional dependencies and normalization quiz questions and answers, relation schemas design multiple choice questions (MCQ) to practice database management system test with answers for college and university courses. Learn relation schemas design MCQs, modeling: union types, disk file records, introduction to dbms, relation schemas design test prep for data analytics certification.

Learn relation schemas design test with multiple choice question (MCQs): considering relational database, functional dependency between two attributes a and b is denoted by, with choices a → b, b ← a, ab → r, and r ← ab for online bachelor's degree computer science. Learn functional dependencies and normalization questions and answers for scholarships exams' problem-solving, assessment test for data science certification.

Quiz on Relation Schemas Design Worksheet 48Quiz Book Download

Relation Schemas Design Quiz

MCQ: Considering relational database, functional dependency between two attributes A and B is denoted by

  1. A → B
  2. B ← A
  3. AB → R
  4. R ← AB

A

Introduction to DBMS Quiz

MCQ: Specification given to database management system regarding data whether it is string, integers or special characters is classified as

  1. type of data stored
  2. type of query asked
  3. type of structure developed
  4. sequence of data cycle

A

Disk File Records Quiz

MCQ: Command in high level programming which completes release of buffers and perform other cleanup operations remaining is classified as

  1. read command
  2. find next command
  3. close command
  4. insert command

C

Modeling: Union Types Quiz

MCQ: Category which considers union of super class entities is called

  1. total super class
  2. partial super class
  3. disjoint super class
  4. joined super class

A

Normalization: First Normal Form Quiz

MCQ: If attribute of relation schema R is member of some candidate key then this type of attributes are classified as

  1. atomic attribute
  2. candidate attribute
  3. nonprime attribute
  4. prime attribute

D