• 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

Data Models into Database Designs
For every relationship, how many possible types of actions are there when enforcing minimum cardinalities?

Six
Four
Two
Three

ANSWER DOWNLOAD EXAMIANS APP

Data Models into Database Designs
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.

False
True

ANSWER DOWNLOAD EXAMIANS APP

Data Models into Database Designs
Which of the following data constraints would be used to specify that the value of a cell in one column must be less than the value of a cell in another column in the same row of the same table?

A domain constraint
An interrelation constraint
An intrarelation constraint
A range constraint

ANSWER DOWNLOAD EXAMIANS APP

Data Models into Database Designs
When the parent entity is required, a new parent row can always be inserted.

False
True

ANSWER DOWNLOAD EXAMIANS APP

Data Models into Database Designs
In a 1:1 relationship, the primary key placement is arbitrary.

True
False

ANSWER DOWNLOAD EXAMIANS APP

Data Models into Database Designs
An intersection table is required to represent M:N relationships.

True
False

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Data Models into Database Designs

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
↑