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What is Database System Quiz Questions and Answers PDF Download eBook p. 346

Practice What is database system quiz questions and answers PDF, what is database system MCQ with answers to solve data science worksheet 346 for online past papers exam. Practice Overview of Database Management quiz questions with answers, what is database system Multiple Choice Questions (MCQ) for online DBMS, DBA. Free what is database system MCQs, modification of database, functions and procedures, database languages, tuple relational calculus, what is database system test prep for cheapest online computer science degree.

"Different users can have access to the same data, possibly even at the same time, is known as", what is database system Multiple Choice Questions (MCQ) with choices current access, shared-time access, real-time access, and concurrent access to study online training courses. Learn overview of database management questions and answers with free online certification courses for top online computer science programs.

Quiz on What is Database System PDF Download eBook

What is Database System Quiz

MCQ: Different users can have access to the same data, possibly even at the 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 the 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: The 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: The 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: The final result of the delete would depend on the order in which the tuples are

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

C