VU CS304- Object Oriented Programming LATEST SOLVED SUBJECTIVES FROM MIDTERM PAPERS 2011 Part3
MIDTERM EXAMINATION 2011
What is interface give two real life examples?
Answer:- (Page 18)
Interface is a set of functions of an object that he wants to expose to other objects.
Interface of a Car is set of these functions
• Accelerate • Change Gear • Apply Brakes• Turn Lights On/Off
Interface of a Phone is set of these functions
• Input Number• Place Call • Disconnect Call • Add number to address book • Remove number • Update
number
What is aggregation give example?
Answer:- (Page 53)
An object may contain a collection (aggregate) of other objects, the relationship between the container and the
contained object is called aggregation, For Example: A room and its components like table, chair and bed etc
are example of aggregation.
What is an abstract class?
Answer:- (Page 21)
Taking part of the objects and their functions that is related to the problem and ignore all other irrelative
characteristic called abstraction
What is interface give two real life examples?
Answer:- (Page 18)
Interface is a set of functions of an object that he wants to expose to other objects.
Interface of a Car is set of these functions
• Accelerate • Change Gear • Apply Brakes• Turn Lights On/Off
Interface of a Phone is set of these functions
• Input Number• Place Call • Disconnect Call • Add number to address book • Remove number • Update
number
What is aggregation give example?
Answer:- (Page 53)
An object may contain a collection (aggregate) of other objects, the relationship between the container and the
contained object is called aggregation, For Example: A room and its components like table, chair and bed etc
are example of aggregation.
What is an abstract class?
Answer:- (Page 21)
Taking part of the objects and their functions that is related to the problem and ignore all other irrelative
characteristic called abstraction
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