• 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
An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity.

True
False

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?

Characters
Data field
Bits
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
It is more accurate to define a _____ as a variety of different record types that are treated as a single unit

Record
None of these
Table
Database
Flat File

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
Each of data files has a _____ that describe the way the data is stored in the file.

File structure
Fields
Database
Records

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
A computer file can be best described as

a single data item
a random collection of data items
an orderly collection of data items
a general collection of data items
None of these

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity?

Subtype entity
Supertype entity
Instance entity
Archetype entity

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
↑