May 2024
Intermediate to advanced
368 pages
11h 3m
English
book
Object Oriented Programming Through Java by Pearson
by Ramesh Vasappanavara, Anand Vasappanavara, Gautam Vasappanavara
Content preview from Object Oriented Programming Through Java by Pearson
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Exercise Questions 1.23
13. Aggregation means ‘part of’ relation. An aggregate object has other objects. Other objects
are part of aggregate object.
14. Composition: Its a special case of aggregation where whole cannot exist without parts.
15. Container class means a class containing another class or more than one class. In other
words, it can also be called composition or aggregation. Supported by C++ but not sup-
ported by Java.
16. In inheritance type of relationship, we can derive new class from the existing class.
17. Inheritance means ability to derive a new descendant class with additional functionality
from the base class.
18. Derived subclass not only inherits the properties of the super class, but it can extend and
modify its behaviours ...
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