What is Database System Quiz Questions and Answers 346 PDF Download

Learn what is database system quiz online, database management system test 346 for online learning, distance learning courses. Free what is database system MCQs questions and answers to learn database management system quiz with answers. Practice tests for educational assessment on what is database system test with answers, modification of database, functions and procedures, database languages, tuple relational calculus, what is database system practice test for online SQL update courses distance learning.

Free online what is database system course worksheet has multiple choice quiz question: different users can have access to same data, possibly even at same time, is known as with choices Shared-time access, Current access, Real-time access and concurrent access with online distance education tests for computer engineering jobs, software engineering jobs and information systems jobs, study overview of database management multiple choice questions based quiz question and answers.

Quiz on What is Database System Worksheet 346 Quiz PDF Download

What is Database System Quiz

MCQ: Different users can have access to same data, possibly even at same time, is known as

  1. Shared-time access
  2. Current access
  3. Real-time access
  4. Concurrent access

D

Tuple Relational Calculus Quiz

MCQ: A query expression in tuple relational calculus is done as

  1. {p| P(t)}
  2. {p| t(p)}
  3. {t| P(t)}
  4. {p| t(t)}

C

Database Languages Quiz

MCQ: Database system before reading or modifying actual data, consults the

  1. Physical level
  2. Model
  3. Data dictionary
  4. View level

C

Functions and Procedures Quiz

MCQ: External language procedures need to deal with null values in

  1. In parameters
  2. Out parameters
  3. Exit parameters
  4. Both A and B

D

Modification of Database Quiz

MCQ: Final result of delete would depend on order in which tuples are

  1. Stored
  2. Retrieved
  3. Processed
  4. Tested

C