Introduction to object oriented programming, userdefined. This type of polymorphism is called function overloading. No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose. Diploma in information communication technology module ii note. However, this lecture notes are intended to go with a general purpose java reference such as zakhour et al. Fundamental packaging unit of oop technology class declaration is similar to struct declaration keyword class followed by class name. It takes reference to an object of the same class as an argument.
Object oriented programming using cpp note pdf download. Object oriented programming oop consist of some important concepts namely encapsulation, polymorphism, inheritance and abstraction. C and pascal programs are typically implemented in a more topdown. Introduction to objectoriented programming with visual basic. Note that in this case it might be better to say weatherclock isatleasta. There are various java programming and object oriented programming books around. Classes and objects i class user defined data type. Companies, names and data used in examples herein are fictitious unless otherwise noted. Back then, scientists punched instructions in to mammoth, roomsized computer systems. It is a new way of organizing and developing programs and has. Download cs8392 object oriented programming lecture notes, books, syllabus, parta 2 marks with answers and cs8392 object oriented programming important partb 16 marks questions, pdf book, question bank with answers key. Notes for object oriented programming using cpp oop by. These notes are clear and concise and will definitely help you prepare well for your semester exams. Weve already seen how to define composite datatypes using classes.
A class is used to specify the form of an object and it. Note the special syntax for constructor no return type. Notes for object oriented programming using cpp oop by swarnalata rath. Object oriented programming is a programming style that is associated with the concept of class, objects and various other concepts revolving around these two, like inheritance, polymorphism, abstraction, encapsulation etc. Since the class is wellencapsulated compared with the function, it is easier to reuse these. The objectoriented programming course is designed to provide a comprehensive study of the c programming language. Object oriented programming is defined as an approach that provides a way of modularizing programs by creating partitioned memory area for both data and functions that can be used as templates for creating copies of such modules on demand.
And, with that limitation, many dismissed visual basic as a. Let us now briefly look into what do class, object, methods and instance variables mean. The following main without type and return will run with a warning. Copy constructors used when one object of the class initializes other object. Object oriented programming november 2016 past examination question paper knec this past paper examination was examined by the kenya national examination council knec and it applies to the following courses. Focus on the stable data parts then add methods objectoriented programming is bottomup. I believe that it is best to learn object oriented. This text offers taskdriven tutorials to guide intermediatelevel programmers in the planning and creation of object oriented programs. Object oriented programming november 2016 past paper. The origins of oo programming are found in languages built for simulation. Object oriented programming dr robert harle oo programming.
Pdf notes on object oriented programming using c jamil. Emphasis has been laid on the reusability of code in object oriented programming and how the concepts of class, objects, inheritance, polymorphism, friend. Parameterized constructors constructors with parameters. These instructions were long series of zeroes and ones.
These features are generally referred to as the oops concepts. Home up board question papers ncert solutions cbse papers cbse notes ncert books motivational. Object oriented technology is both an evolution and a revolution as evolution it is the logical descendant of hll, procedures, libraries, structured programming, and abstract data types. Now well take a step back and consider the programming philosophy underlying classes, known as objectoriented programming oop. Details you may be offline or with limited connectivity. First, you will find a highlevel overview that shows object oriented programming to be a very natural concept since it mirrors how your huntergatherer mind views the outside world. Object oriented programming oop although structured programming has yielded excellent results when applied to moderately complex programs, even it fails at some point, after a program reaches a certain size.
It stresses the strengths of c, which provide students with the means of writing efficient, maintainable and portable code. If you are new to object oriented approach for software development, an object in oop has some state and behavior. The notes are helpful for third semester bca students who are preparing for their semester exams. Object is an instance of class object combines data and functions object is created as a variable of class type using class name members of class. The idea of this book was to focus on practical aspect of programming. Computer languages have come a long way since the 1940s. Applied physics 1 lab manual in this post you will find the lab manual for the subject applied physics i. Oop models realworld objects with software counterparts. It is assumed, as a prerequisite, that the readers have some knowledge about imperative programming, preferably knowledge about c.
To allow more complex programs to be written, object oriented programming has been invented. Object oriented programming oop is an approach to program organization and development that attempts to eliminate some of the pitfalls of conventional programming methods by incorporating the best of structured programming features with several powerful new concepts. Programming characteristics of object oriented languages. As object oriented language, it offers bottom to top approach. The basic unit of oop is a class, which encapsulates both the static attributes and dynamic behaviors within a box, and specifies the public interface for using these boxes. Download pdf of object oriented programming using cpp note offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf. Introduction to object oriented programming, userdefined types, polymorphism, and. Pdf cs8392 object oriented programming lecture notes. It stresses the strengths of c, which provide students with the means of. Objectoriented programming lecture notes download b. Object oriented programming oop languages are designed to overcome these problems. To easily navigate through the knec past examination paper pdf below, mobile phone users are read more.
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