Book Image

Programming in C#: Exam 70-483 (MCSD) Guide

By : Simaranjit Singh Bhalla, SrinivasMadhav Gorthi
Book Image

Programming in C#: Exam 70-483 (MCSD) Guide

By: Simaranjit Singh Bhalla, SrinivasMadhav Gorthi

Overview of this book

Programming in C# is a certification from Microsoft that measures the ability of developers to use the power of C# in decision making and creating business logic. This book is a certification guide that equips you with the skills that you need to crack this exam and promote your problem-solving acumen with C#. The book has been designed as preparation material for the Microsoft specialization exam in C#. It contains examples spanning the main focus areas of the certification exam, such as debugging and securing applications, and managing an application's code base, among others. This book will be full of scenarios that demand decision-making skills and require a thorough knowledge of C# concepts. You will learn how to develop business logic for your application types in C#. This book is exam-oriented, considering all the patterns for Microsoft certifications and practical solutions to challenges from Microsoft-certified authors. By the time you've finished this book, you will have had sufficient practice solving real-world application development problems with C# and will be able to carry your newly-learned skills to crack the Microsoft certification exam to level up your career.
Table of Contents (22 chapters)
17
Mock Test 1
18
Mock Test 2
19
Mock Test 3

Access modifiers

All classes, along with their respective attributes and functions, have an access modifier associated with them. An access modifier basically indicates how the respective element will be accessed in the application, both in its own assembly as well as in other assemblies. Collectively, attributes and functions in an application are referred to as class members.

In C#, a class and its class members can acquire the following access modifiers:

  • Public: A class or a class member declared as public can be accessed by all classes in the same assembly as well as by classes in different assemblies present in the application.
  • Private: A class member declared as private can be accessed only in the same class but not outside it.
  • Protected: A class or a class member declared as protected can be accessed inside the class or by classes that inherit from the respective class...