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Data Storage and Querying Quizzes Online MCQs PDF Download eBook

Practice Data storage and querying quiz questions, data storage and querying multiple choice questions and answers PDF to prepare data science exam worksheet 155 for online certificate programs. Practice "Introduction to DBMS" quiz with answers, data storage and querying Multiple Choice Questions (MCQ) for online DBMS, DBA. Free data storage and querying MCQs, sql data types and schemas, database design, database languages, history of database systems, data storage and querying test prep for online software development courses.

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Data Storage and Querying Questions and Answers PDF Download eBook

Data Storage and Querying Quiz

MCQ: The storage manager is basically responsible for

  1. Storing data
  2. Retrieving data
  3. Updating data
  4. All of the Above

D

History of Database Systems Quiz

MCQ: The 2000s period saw a significant growth in use of

  1. Relational database systems
  2. Open-source database systems
  3. Semistructured database systems
  4. Entity-relationship database systems

B

Database Languages Quiz

MCQ: DML stands for

  1. Data modelling language
  2. Data Modification language
  3. Data Monitoring Language
  4. Data Manipulation Language

D

Database Design Quiz

MCQ: In an E-R diagram, based on UML, the entity sets are represented by a

  1. Rectangle Box
  2. Square Box
  3. Circle
  4. Triangular box

A

SQL Data Types and Schemas Quiz

MCQ: In contemporary databases the top level of the hierarchy includes

  1. Catalogs
  2. Schemas
  3. Both A and B
  4. Environments

C