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

Logical Database Design

Logical Database Design
Normalization is a formal process for deciding which attributes should be grouped together in a relation.

True
False

ANSWER DOWNLOAD EXAMIANS APP

Logical Database Design
A candidate key must uniquely identify each row.

True
False

ANSWER DOWNLOAD EXAMIANS APP

Logical Database Design
A foreign key is which of the following?

Any attribute
An attribute that serves as the primary key of another relation
The same thing as a primary key
An attribute that serves no purpose

ANSWER DOWNLOAD EXAMIANS APP

Logical Database Design
A primary key may be null.

False
True

ANSWER DOWNLOAD EXAMIANS APP

Logical Database Design
When mapping a multivalued attribute into a relation which of the following is true?

Three relations are created.
Four relations are created.
Two relations are created.
One relation is created.

ANSWER DOWNLOAD EXAMIANS APP

Logical Database Design
If no multivalued attributes exist in a relation, then the relation is in what normal form?

First normal form
Third normal form
Second normal form
Fourth normal form

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Logical Database Design

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
↑