• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

DIGITAL COMPUTER ELECTRONICS QUIZ

One common design problem when designing a database from existing data is the presence of missing values, called blank values, in received data.

TRUE ANSWER : ?
YOUR ANSWER : ?

When assessing the table structure of an acquired set of tables with data, accessing the validity of possible referential integrity constraints on foreign keys is (part of) the:

TRUE ANSWER : ?
YOUR ANSWER : ?

The phrase "SALE.CNumber must exist in CUSTOMER.CNumber" is a referential integrity constraint.

TRUE ANSWER : ?
YOUR ANSWER : ?

Each answer below shows example data from a table. Which answer is an example of the missing values problem?

TRUE ANSWER : ?
YOUR ANSWER : ?

Multivalued dependencies should ________ be eliminated.

TRUE ANSWER : ?
YOUR ANSWER : ?

Read-only databases are ________ updated.

TRUE ANSWER : ?
YOUR ANSWER : ?

Most of the time, modification anomalies cause problems that are severe enough that a table should be normalized into BCNF.

TRUE ANSWER : ?
YOUR ANSWER : ?

When building a database from an existing set of tables, we still need to consider normalization principles.

TRUE ANSWER : ?
YOUR ANSWER : ?

When building a database from an existing set of tables, we may safely assume that referential integrity constraints have been enforced on the data we are given.

TRUE ANSWER : ?
YOUR ANSWER : ?

Most of the time, modification anomalies are serious enough that tables should be normalized into:

TRUE ANSWER : ?
YOUR ANSWER : ?
MORE MCQ

QUIZ STATS

  • 0
  • 0

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑