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

DATA MODELS INTO DATABASE DESIGNS QUIZ

When the child entity is required, we are restricted from creating a new parent row without also creating a corresponding child row at the same time.

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following columns is(are) are required in a table?

TRUE ANSWER : ?
YOUR ANSWER : ?

For every relationship, how many possible types of actions are there when enforcing minimum cardinalities?

TRUE ANSWER : ?
YOUR ANSWER : ?

All primary keys are required.

TRUE ANSWER : ?
YOUR ANSWER : ?

A unique, DBMS-supplied identifier used as the primary key of a relation is called a(n):

TRUE ANSWER : ?
YOUR ANSWER : ?

When the parent entity is required and the parent has a surrogate key, update actions can be ignored.

TRUE ANSWER : ?
YOUR ANSWER : ?

In a 1:1 relationship, the primary key placement is arbitrary.

TRUE ANSWER : ?
YOUR ANSWER : ?

A foreign key is used to implement relationships between tables.

TRUE ANSWER : ?
YOUR ANSWER : ?

Surrogate keys have much meaning for users.

TRUE ANSWER : ?
YOUR ANSWER : ?

The identifier of an entity will become the ________ of the new table.

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
↑