C#

Theory

• 1. C#. Overview
  • 1.1. The history of emergence the C# programming language and Microsoft .NET technology
  • 1.2. The basic concepts of .NET Framework technology
  • 1.3. Metadata of types. Purpose and features of use. The need for metadata. Ways to get type information
• 2. C#. Basic units. Elements of the language. Data types. Keywords. Literals
  • 2.1. Keywords in C#. Reserved words. Context words
  • 2.2. Categories of data in C#. Value types. Reference types
  • 2.3. Base types in C#
  • 2.4. Literals
  • 2.5. Variables and constants. Initialization. Dynamical initialization. Implicitly typed variables
  • 2.6. Type string
  • 2.7. Data type char. Structure System.Char. Methods
  • 2.8. The value of null. Nullable data types. Operations ?, ??
• 3. Operations
  • 3.1. Basic operations
  • 3.2. Priority table
  • 3.3. Ternary operator ?:
• 4. Control operators
  • 4.1. The if statement. Full form. Shortened form. The if-else-if statement
  • 4.2. The switch statement. Nested switch statements
  • 4.3. The while loop operator. Examples
  • 4.4. The for loop operator. Examples
  • 4.5. The do-while loop. Examples
  • 4.6. The foreach loop. Examples
  • 4.7. Operators break, continue, goto
• 5. Arrays
  • 5.1. One-dimensional arrays. Examples of solving problems on one-dimensional arrays. Arrays of structures. Arrays of classes. Arrays initialization
  • 5.2. Multidimensional arrays. Stepped arrays. Initialization of multidimensional arrays
  • 5.3. References to arrays. The Length property. Assignment of arrays
  • 5.4. Implicitly typed arrays. The var keyword
  • 5.5. Arrays of strings. Examples of solving the most common tasks
• 6. Structures. Enumerations
  • 6.1. Structures. General concepts. Type of structure. Structural variable. Modifiers of access to structured variables. Examples of using the structures
  • 6.2. Structures and methods. Initialization of structures. Constructors in structures. Properties in structures
  • 6.3. Using arrays in structures. Arrays of structures. Nested structures. Copying structures
  • 6.4. Enumerations
• 7. Indexers. Properties
  • 7.1. Indexers. One-dimensional and multidimensional indexers. Indexers without basic array. Overloading indexers
  • 7.2. Properties. Accessors get, set. Examples of classes containing properties
• 8. Interfaces. The use of interfaces in C# programs
• 9. Classes
  • 9.1. General concepts. Objects. Data and methods of the class
    • 9.1.1. Classes. Class definition. Object of class. Keyword this
    • 9.1.2. Constant fields in classes. Keywords readonly, const
    • 9.1.3. Keyword this. Cases of using this in classes. Examples
    • 9.1.4. Initialization data in classes. Ways to initialize data in the class. The object initializer
  • 9.2. Special class functions
    • 9.2.1. Initialization of class data. Constructor. Constructor by default
    • 9.2.2. Destructor. “Garbage collection”
  • 9.3. Dynamic memory allocation. Operator ‘new’. Memory allocation for value types, structures, enumerations, objects of classes. Memory allocation for arrays
  • 9.4. Methods in classes
    • 9.4.1. The concept of the method. Examples of methods in classes. Return from method. The return statement. Methods without parameters. The void keyword
    • 9.4.2. Passing parameters to methods
      • 1. Passing parameters to a method. Arguments and formal parameters. Examples. Passing a reference to object of class into a method
      • 2. Modifiers ref and out. Examples. Differences between ref and out modifiers
      • 3. Variable numbers of arguments in methods. Modifier params. Advantages. Examples of methods with variable number of arguments
      • 4. Passing arrays to methods by value. Examples. Passing arrays of structures, classes, enumerations to methods. Passing two-dimensional arrays. Returning the array from method
      • 5. Passing in the method one-dimensional and multidimensional arrays of class instances as ref and out parameters
      • 6. Optional arguments. Advantages. Examples of using optional arguments. Ambiguity when using optional arguments
      • 7. Named arguments. Advantages. Examples
    • 9.4.3. Overloading of methods in classes. Examples. Advantages. Overloading of constructors
    • 9.4.4. Recursion. Examples of recursive methods
    • 9.4.5. Function Main(). Ways of declaration. Passing arguments to Main()
  • 9.5. Encapsulation in classes. Keywords private, protected, public, internal
  • 9.6. Static classes, methods, variables. Static constructors. Keyword static
  • 9.7. Nested classes. Nested static classes. Declaring and using nested classes. Examples
• 10. Relationship between classes
  • 10.1. Types of relationship between classes: is-a, has-a, uses. Examples. Aggregation. Composition
  • 10.2. The relationship between classes of type uses (the class uses another class). Examples
• 11. Inheritance. Polymorphism. Abstract classes
  • 11.1. Inheritance. Basic concepts. Advantages and disadvantages. General form. The simplest examples. Access modifier protected
  • 11.2. Using constructors in classes for inheritance. The base keyword. Examples
  • 11.3. Access to elements of a base class from an inherited class. Keywords base, new. Examples
  • 11.4. Examples of creating class hierarchies using inheritance
  • 11.5. Polymorphism
    • 11.5.1. Features of using reference to the base class. Keywords as, is. Ways to call methods with the same name in inheritance hierarchies
    • 11.5.2. An example of accessing methods and properties of inherited classes using a reference to the base class
    • 11.5.3. Polymorphism. Late and early binding. Basic concepts. Examples. Passing a reference to a base class in a method. Keywords virtual, override, new
  • 11.6. Abstract classes
    • 11.6.1. Abstract classes. Basic concepts. Keyword abstract. Examples
    • 11.6.2. An example of using an abstract class that contains abstract properties and methods
    • 11.6.3. An example of using an abstract class to build class hierarchies
  • 11.7. Prohibition of inheritance. The keyword sealed. Features of use
• 12. Operators overloading
  • 12.1. Operators overloading. General information. Overloading of unary operators –, !, ++, —
  • 12.2. Overloading binary operators. Operator overloading +, –, *, /, %. Nesting arbitrary logic on overload
  • 12.3. Overloading comparison operators ==, !=, <, >, <=, >=. Overloading boolean bitwise operators &, |, ^
  • 12.4. Overloading the cast operator (). Overloading true–false operators. Overloading the logical operators &&, ||
• 14. Delegates
  • 14.1. The concept of delegate. Declaration of delegate type. Using a delegate in the program. Group transformation of methods
  • 14.2. Using delegates that reference the instance methods of the class. Example
  • 14.3. Delegates. Group addressing. Creating a chain of methods calling
  • 14.4. Anonymous functions. Anonymous methods. Returning the value. Passing parameters
  • 14.5. Examples of passing arrays, structures, classes to an anonymous method
• 15. Lambda expressions
  • 15.1. General concepts of lambda expressions. Lambda operator. Single and block lambda expressions
  • 15.2. Examples of lambda expressions that receive as a parameter an arrays, structures, classes
• 16. Events
  • 16.1. Events and delegates. The concept of event. Interaction between events. Examples of using
  • 16.2. Examples of using an anonymous method and a lambda expression as an event. Event handlers that are used in .NET environment
• 17. Input/Output tools. Streams
  • 17.1. Stream concept. Stream architecture in C#. Basic storage streams. Streams with decorators. Adapters streams
  • 17.2. The Stream class
    • 17.2.1. The Stream class. Review of methods. Methods from reading from a stream. Examples
    • 17.2.2. The Stream class. Operations (methods) of writing to a file stream. Examples
    • 17.2.3. The Stream class. Stream search methods (operations). Examples
  • 17.3. Streams with basic storages
    • 17.3.1. Hierarchy of streams with basic storages. The FileStream class
    • 17.3.2. The FileStream class. Additional read/write options. Enumeration FileOpions. Examples
  • 17.5. Stream adapters
    • 17.5.1. Classes StreamReader, StreamWriter
      • Classes StreamReader, StreamWriter. Working with text files. Constructors of StreamReader class
      • Methods of StreamReader class
      • StreamWriter class. Purpose. Constructors. Create an output stream in different ways
      • Class StreamWriter. Overview of methods and properties
    • 17.5.2. BinaryReader, BinaryWriter classes
      • The BinaryReader class. Working with binary files
      • The BinaryWriter class. Working with binary files
      • Examples of solving tasks of reading from files and writing data to files in binary format
• 18. Generics
  • 18.1. Generics. Basic concepts. Generic classes and structures
  • 18.2. Generic interfaces. Declaration syntax. Implementing generic interfaces in classes. Examples
  • 18.3. Generic methods in classes. Declaration syntax. Methods call
  • 18.4. Generic delegates
  • 18.5. Boxing and unboxing. The need of using generics
  • 18.6. Bounded types
    • 18.6.1. Bounded types. General concepts. Bounds on reference type and value type
    • 18.6.2. Constraints on the constructor, base class and interface
    • 18.6.3. Constraints in generic methods and delegates. Examples. Applying constraints for multiple types
  • 18.7. Comparison of instances of generic types. IComparable<T> and IEquatable<T> interfaces
  • 18.8. Applying generics to inheritance and polymorphism. Examples
    • 18.8.1. Hierarchies of generic classes. Generalized base and derived classes
    • 18.8.2. Overriding virtual methods in generic classes. Examples
  • 18.9. Covariance. Contravariance
    • 18.9.1. Covariance in generic interfaces. The out keyword
    • 18.9.2. Support for contravariance in generic interfaces. The in keyword
• 20. Reflection
  • 20.1. Run-time type information (RTTI). Statements is, as. Examples
  • 20.2. Reflection of types. Getting type metadata. The System.Reflection namespace. Class System.Type. Ways to get information about types. Operator typeof
  • 20.3. Examples of obtaining information about methods, interfaces, classes, structures, enumerations, delegates, type fields, method parameters, type statistics
  • 20.4. Dynamically loadable assemblies. Class Assembly. Methods Load() and LoadFrom()
  • 20.5. Late binding. Method call. Example. Class System.Activator. Method Invoke()
  • 20.6. Examples of using the reflection based on late binding
• 21. Attributes
  • 21.1. Attributes. The role of attributes. The need to use attributes. Custom attributes
  • 21.2. Constructors in attribute classes. Positional and named parameters. Examples
  • 21.3. Embedded .NET attributes. Attributes [AttributeUsage], [Obsolete], [Conditional], [Serializable], [NonSerialized]
• II. C# Library
  • 1. Collections
    • 1.2. General concepts about collections
    • 1.3. The ArrayList class
  • 2. Strings. Class StringBuilder. Methods of StringBuilder class
  • 3. Class System.Enum. Working with enumerations
• III. Controls (Windows Forms Application)
  • 1. DataGridView
  • 6. BackgroundWorker control
    • 6.1. Control (component) BackgroundWorker. Working with threads, background operations. Overview of methods, properties, events
    • 6.2. Displays the progress of completed work. Cancelling the execution of a thread
• IV. ADO .NET
  • 1. General concepts
    • 1.1. Introduction to ADO .NET. Data providers. Namespaces
    • 1.2. ADO .NET namespaces. Review. ADO .NET Interfaces
  • 2. Connected mode
    • 2.1. Class DbConnection. Examples
    • 2.2. Class DbCommand. Examples
    • 2.3. Class DbDataReader. Examples
    • 2.4. Class DbParameter. Examples
    • 2.5. Class DbTransaction. Examples

Practice

• Microsoft Visual Studio 2017 – 2019
  • Console App (.NET Framework) template
    • 001 – Example of creating a Unit-test in MS Visual Studio 2017
    • 002 − An example of the development program, which is placed in different files. Implementation of inheritance in classes. MS Visual Studio 2019 tools for splitting a program into parts
    • 003 – Development of a generic class that contains tools  for implementing linear search
    • 004 – Development of a generic class that implements the selection sorting algorithm
    • 005 – Examples of using the FileStream class without using additional streams (decorators, adapters)
  • Windows Forms App (.NET Framework)
    • 001 − Creating a pentagonal form
    • 004 – Example of developing an inherited form
    • 005 – The Label component. Programmatic creation of the Label component. The MessageBox class. The DialogResult enum
    • 006 – Component Button. Interaction between Label and Button components. The MouseMove event
    • 007 – Events MouseUp, MouseDown. Programmatic formation of Label component on the form
    • 009 – An example of creating a modeless form. Modal and modeless windows
    • 016 − Create a document to print.  Controls PrintDocument, PageSetupDialog, PrintDialog, PrintPreviewDialog
    • 017 – Development of a program for demonstrating work for threads with execution. BackgroundWorker control. Sorting an array by insertion, bubble, selection algorithms
• Microsoft Visual Studio 2010
  • Windows Forms Application template
    • 001 – Windows Forms type Application Development in MS Visual Studio 2010.
    • 002 – How to show MS Access database table in dataGridView.
    • 003 – Connecting to MS Access Database in Visual Studio 2010.
    • 004 – How to convert a MS Access database into MS SQL Server format.
    • 005 – Example of event programming of button click in C#. Development of a program to determine the surface area of the sphere.
    • 006 – Example of creating and calling a new form in C# application.
    • 007 – An example of creating of Web-application in MS Visual Studio.
    • 008 – An example of creating a menu in C#. Control menuStrip.
    • 009 – C# (term paper). Development of Automation Program of work of Manager.
    • 010 – C#. An example of demo application of copying files. Class FileStream.
    • 011 – C# – An example of creating of two-dimensional matrix on the form. The analogue of TStringGrid component in Delphi
    • 012 – C# – Developing the application of reading and writing text files. Classes StreamReader and StreamWriter.
    • 013 – Developing the application of program of drawing the graph of the two variables function z = f(x,y)
    • 014 – An example of demo application which manipulates data in the table of database MS SQL Server (SQLEXPRESS).
    • 015 – Controlling the displaying of the current time in the program. Example of demonstration of Timer component.
    • 016 – Example of the development of application, that demonstrates work with lists and associative arrays. Classes Dictionary, List, StreamReader.
    • 017 – The implementation of the concepts of “inheritance” and “polymorphism” in the object-oriented programming through the creation of two classes. The interfaces ICloneable and IEquatable.
    • 018 – Developing the program of demonstration of the queries at the LINQ language
    • 019 – C# + Databases. An example of creating a report in application  created using Windows Forms Application template for a database of the Microsoft SQL Server type, which is located in the *.mdf-file
    • 020 – Term paper. Development of an environmental pollution monitoring program
    • 021 – An example of solving a task that calculates the characteristics of geometric figures using delegates
    • 022 – An example of using a delegate to call an anonymous method. The development of the program for finding the area of a triangle using the Heron’s formula
    • 023 – An example of creating a report in application. The Report Viewer control. The Microsoft Access database
    • 024 – Demonstration of the operation of the DataGridView control
    • 025 – Course work. Development of a program for accounting  of material assets. The Microsoft Access database
    • 026 – Example of creating a Unit-test in Microsoft Visual Studio 2010
    • 028 – Solving the problem of placing N queens on the board
  • WPF Application template
    • An example of creating a new application that supports WPF (Windows Presentation Foundation). Overview of the main project files
  • ASP .NET Web Application template
    • An example of creating of Web-application in MS Visual Studio
  • Distributed applications
    • 027 – An example of a distributed application that demonstrates remote interaction between computers on a network. Namespace System.Runtime.Remoting

Solving of tasks

• One-dimensional arrays. Loops for, while, do..while
• One-dimensional arrays. Combining the loops operators for, while, do…while with the condition operator if
• Recursion. Examples of tasks solving
• An example of solving problems using static data and method in a class
• Text files. The solution of tasks on the modification of text files. Classes File, StreamReader, StreamWriter

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