DBMS-Object Oriented Database Questions and Answers

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Showing 10 of 23 questions
Q1
A calss is a collection of similar objects with shared structure (attributes) and behavior (methods).
  • A TRUE
  • B FALSE
Answer: Option A
Q2
A calss is a collection of similar objects with shared structure (attributes) and behavior (methods).
  • A TRUE
  • B FALSE
Answer: Option A
Q3
Structure is the association of class and its objects.
  • A TRUE
  • B FALSE
Answer: Option A
Q4
Structure is the association of class and its objects.
  • A TRUE
  • B FALSE
Answer: Option A
Q5
Inheritance is copying the attributes of the superclass into all of its subclass.
  • A TRUE
  • B FALSE
Answer: Option A
Q6
Single inheritance exist when a class is derived from several parent supeclasses immediately above it.
  • A TRUE
  • B FALSE
Answer: Option B
Q7
Multiple inheritances exist when a class is derived from serveral parent supeclasses immediately above it.
  • A TRUE
  • B FALSE
Answer: Option A
Q8
An operation is function or a service that is provided by all the instances of a class.
  • A TRUE
  • B FALSE
Answer: Option A
Q9
An OQL Query is embedded into these programming languages.
  • A TRUE
  • B FALSE
Answer: Option A
Q10
An object-oriented approach was developed in the
  • A late 1960s
  • B late 1970s
  • C early 1980s
  • D late 1990s
Answer: Option A

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