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

Introduction to Database System

Introduction to Database System
Related fields in a data base are grouped to form

bank
data record
menu
data file
None of these

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity?

Instance entity
Archetype entity
Subtype entity
Supertype entity

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
A relation is in this form if it is in BCNF and has no multivalued dependencies:

domain/key normal form.
second normal form.
fourth normal form.
third normal form.

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
In which of the following is a single-entity instance of one type of related to a single-entity instance of another type?

Composite Relationship
One-to-One Relationship
Many-to-Many Relationship
One-to-Many Relationship

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
A key:

identifies a column.
identifies a row.
can only be one column.
must always be composed of two or more columns.

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?

report writer
None of these
query language
data manipulation language
transaction log

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Introduction to Database System

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
↑