DBMS Quizzes, Objective Questions with Answers PDF Download

Learn dbms quizzes, objective questions with answers, dbms FAQs for online MCQs based test prep. These frequently asked questions has multiple choice questions (MCQ), dbms quiz questions and answers as records of a log consists of , answer key with choices as data value , new value and old value, ack value and error value for competitive exam preparation. Free frequently asked questions are to learn dbms quizzes, objective questions with answers quiz online with MCQs to practice test questions with answers.

FAQs DBMS Quizzes, Objective Questions with Answers PDF Download

MCQ. Records of a Log consists of

  1. Data value
  2. New value and old value
  3. Ack value
  4. Error value

C

MCQ. Classification of data models can be of

  1. 2 categories
  2. 3 categories
  3. 4 categories
  4. 5 categories

C

MCQ. A database can implement several schemas at the

  1. Physical level
  2. Logical level
  3. Virtual level
  4. View level

D

MCQ. Database design at logical level can be described as

  1. View Schema
  2. Virtual Schema
  3. Logical schema
  4. Physical Schema

C

MCQ. All updates in log-based schemes are recorded on

  1. Blocks
  2. Logs
  3. Disks
  4. Main memory

B