5 years ago in Database Management System

Most popular commersial Database

[A] Oracle
[C] MS Access
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Serkie Mekonnen
Serkie Mekonnen - 1 week ago

Serkie Mekonnen from Dessie, Ethiopia is saying MY SQL is correct answer

sureshbabu vampugadapa
sureshbabu vampugadapa - 1 month ago

sureshbabu vampugadapa from Guntur, India is saying MY SQL is correct answer

Deep - 1 month ago

Deep from Kolkata, India is saying Oracle is correct answer

Arpita Dhote
Arpita Dhote - 1 month ago

Arpita Dhote from Pune, India is saying Oracle is correct answer

Priya - 1 month ago

Priya from Hyderabad, India is saying Oracle is correct answer

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The raw facts and figures are:

  • [A] Data
  • [B] Data field
  • [C] DBMS
  • [D] DBASE

The EXISTS keyword will be true if:

  • [A] any row in the subquery meets the condition only.
  • [B] all rows in the subquery fail the condition only.
  • [C] both of these two conditions are met.
  • [D] neither of these two conditions is met.

The overall design of a database is called?

  • [A] Scheme of the database
  • [B] The screen of database
  • [C] Structure of the database
  • [D] View of the database

Which of the following statement is true concerning objects and/or classes?

  • [A] An object is an instance of a class.
  • [B] A class is an instance of an object.
  • [C] An object includes encapsulates only data.
  • [D] A class includes encapsulates only data.

Referential integrity controls relationships between :

  • [A] attributes in a table
  • [B] operations of an object
  • [C] instances of a class
  • [D] tables in a database