objectoriented programming in c net msdn

Questions to .NET and Programming in C#

... d) interact with the operating system Which of the following is a correct statement to declare the class “MyClass”? a) Class myclass c) class MyClass b) class Myclass d) Class MyClass Which of ... class Object{ static void main(){} public static Main(){} } } e) class Object{ b) class Object{ static void Main(){}; static void Main(){} } } c) Class Object{ static void Main(){} } Which of the ... program cannot compile because the for statement’s syntax is incorrect using System; class Test { static void Main() { int @Main; int[] Static= new int[3]; @Main =100*Static[1]; Console.WriteLine(@Main);...

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Questions to .NET and Programming in C#

Danh mục: Kỹ thuật lập trình

... an int data type of a property Which of the following is the correct syntax for declaring an indexer a) protected int this[int var1] c) public int this(int var1) b) public int classname[int index] ... nothing How can we create the object dynamically in C# ? [2.5] a) C# does not allow instantiation c) By using the of objects at run time System.Activator CreateInstance() method to create an instance ... (myObjectType) d) In C# , Object cannot be instantiated at run time but a method of a class can be invoked [2.5] 193 using System.Reflection; using System; class Reflect { public int i=20; public char ch='a';...

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Question Bank Introduction to .NET and Programming in C#

Danh mục: Quản trị mạng

... void main(){} } d) class Object{ public static Main(){} } b) class Object{ static void Main(){} } [1.5] e) class Object{ static void Main(){}; } c) Class Object{ static void Main(){} } 43 Which of ... Which of the following are correct statements for implementing an abstract class a) public abstract void class ClassA [1.0] c) abstract public ClassA b) public abstract class ClassA 105 Which ... a class b) Static constructors may or may e) A static constructor for a not take parameters class is called automatically when the object is accessed c) A static constructor can have public as...

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Pro NET 4 Paralle Programming in C# potx

Danh mục: Kỹ thuật lập trình

... Listing 2-7 demonstrates creating a cancellable task and polling to check for cancellation 17 CHAPTER ■ TASK PROGRAMMING Listing 2-7 Cancelling a Task using System; using System.Threading; using ... Console.ReadLine(); // cancel the task Console.WriteLine("Cancelling task"); tokenSource.Cancel(); 18 CHAPTER ■ TASK PROGRAMMING // wait for input before exiting Console.WriteLine("Main method complete ... a line from the console Console.ReadLine(); // cancel the task Console.WriteLine("Cancelling task"); tokenSource.Cancel(); // wait for input before exiting Console.WriteLine("Main method complete...

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Pro .NET 4 Parallel Programming in C# doc

Danh mục: Kỹ thuật lập trình

... Creating a Task that you can cancel is a four-step process: Create a new instance of System.Threading.CancellationTokenSource: CancellationTokenSource tokenSource = new CancellationTokenSource ... cancelling tasks, each of which I describe in the following sections Table 2-3 Canceling Tasks Problem Solution Listing Create a cancellable task Get a System.Threading.CancellationToken by creating ... tokens Create a composite cancellation source by calling the CancellationTokenSource.CreateLinkedTokenSource() method 2-11 Poll for task cancellation Check the isCancellationRequested property of CancellationToken...

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Questions to .NET and Programming in C# Part 2: 101-235 potx

Danh mục: Cao đẳng - Đại học

... an int data type of a property Which of the following is the correct syntax for declaring an indexer a) protected int this[int var1] c) public int this(int var1) b) public int classname[int index] ... nothing How can we create the object dynamically in C# ? [2.5] a) C# does not allow instantiation c) By using the of objects at run time System.Activator CreateInstance() method to create an instance ... (myObjectType) d) In C# , Object cannot be instantiated at run time but a method of a class can be invoked [2.5] 193 using System.Reflection; using System; class Reflect { public int i=20; public char ch='a';...

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1 100 questions to NET and programming in c

Danh mục: Kỹ thuật lập trình

... declare the class “MyClass”? a) Class myclass c) class MyClass b) class Myclass d) Class MyClass Which of the following is a valid variable in C# ? a) class c) _Class b) Class d) @class Basic input ... or implicitly b) Static constructors can have e) Static constructors are called accessibility modifiers when the class is loaded c) Static constructors cannot f) be called explicitly Which of the ... parameters class is called automatically when the object is accessed c) A static constructor can have public as a accessibility modifiers class A [1.5] { public static int X = B.Y + 1; } class B...

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Socket programming in C

Danh mục: Kỹ thuật lập trình

... clntSocket); /* Error handling function */ /* TCP client handling function */ int main(int argc, char *argv[]) { int servSock; int clntSock; struct sockaddr _in echoServAddr; struct sockaddr _in echoClntAddr; ... gets a socket for an incoming client connection by calling accept () int accept(int socket, struct sockaddr *clientAddress, unsigned int *addressLength) accept() dequeues the next connection on ... rather to introduce some basic concepts and terminology 1.1 Networks, Packets, and Protocols A computer network consists of machines interconnected by communication channels We call these machines...

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socket programming in c.

Danh mục: Phần cứng

... clntSocket); /* Error handling function */ /* TCP client handling function */ int main(int argc, char *argv[]) { int servSock; int clntSock; struct sockaddr _in echoServAddr; struct sockaddr _in echoClntAddr; ... gets a socket for an incoming client connection by calling accept () int accept(int socket, struct sockaddr *clientAddress, unsigned int *addressLength) accept() dequeues the next connection on ... rather to introduce some basic concepts and terminology 1.1 Networks, Packets, and Protocols A computer network consists of machines interconnected by communication channels We call these machines...

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6.087: Practical Programming in C

Danh mục: Công nghệ thông tin

... dict.h The contents of these ﬁles are described brieﬂy below main .c: dict .c: #include #include #include "dict.h" int main() { } dict.h: #include "dict.h" /* data structure for ... declared with the static keyword in dict .c (c) Congratulations! You’re done and ready to compile your code Write the command line that you should use to compile this code (using gcc) Let’s call ... the dictionary data structure to be accessible only from functions in dict .c You remove the declaration from dict.h Is it still possible to directly access or modify the variable from main .c, even...

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network programming in c

Danh mục: Kỹ thuật lập trình

... connect"); close(fd); continue; } } 23 Accepting Connections #include #include int connfd; struct sockaddr _in cliaddr; socklen_t cliaddrlen = sizeof(cliaddr); connfd ... -1) { 19 Creating an Address: Manually (Client) #include #include #include #include inet_pton() to convert address htons() to convert ... (cliaddr) 24 Accepting Connections • A TCP/IP server may have multiple connections outstanding • • • Can accept() connections one at a time, handling each request in series Can accept() connections...

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Tài liệu Programming in C++ docx

Danh mục: Kỹ thuật lập trình

... header files ❑ xlC (IBM) Compiling and Linking (UNIX) ❑ g++ (GNU, egcs) CC -c main.cc CC -o prog main.cc sum.cc -lm ❑ KCC (KAI) ❑ Compiler /Programming Environments Typical Compiler Options (UNIX) ... http://www.fz-juelich.de/zam/cxx/ ➠ Parallel Programming with C+ + ➠ Forschungszentrum Jülich Local C+ + Information ❑ Official C+ + On-line FAQ http://www.cerfnet.com/~mpcline /C+ +-FAQs-Lite/ Programming in C+ +  Dr ... Murray, Programming in C+ +  Dr Bernd Mohr, FZ Jülich, ZAM Page 12 Name of the Compiler Source File Names ❑ CC (Sun, HP, SGI, Cray) cc cpp C cxx C+ + source files ❑ cxx (DEC) h hh H hpp C+ + header...

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Tài liệu Socket Programming in C# Part 1 – Introduction pptx

Danh mục: Kỹ thuật lập trình

... m_socListener.Bind( ipLocal ); //start listening m_socListener.Listen (4); // create the call back for any client connections m_socListener.BeginAccept(new AsyncCallback ( OnClientConnect ),null); cmdListen.Enabled ... EndAccept The EndAccept returns a socket object which represents the incoming connection Here is the code for the callback delegate: public void OnClientConnect(IAsyncResult asyn) { try { m_socWorker ... callback BeginAccept is a non-blocking method that returns immediately and when a client has made requested a connection, the callback routine is called and you can accept the connection by calling...

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programming in c# with visual studio 2010 vol i (microsoft)

Danh mục: Kỹ thuật lập trình

... assemblies in the GAC This can include installing and uninstalling assemblies in the GAC so that multiple applications can access them Introducing C# and the NET Framework Tool 1-15 Description ... specify the following settings for the project, and then click OK: a In the Installed Templates list, under Visual C# , click Windows b In the center pane, click Console Application Introducing ... Implementing Interfaces Lesson 1: Using Inheritance to Define New Reference Types Lesson 2: Defining and Implementing Interfaces Lesson 3: Defining Abstract Classes Lab: Inheriting from Classes...

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programming in c# with visual studio 2010 vol II (microsoft)

Danh mục: Kỹ thuật lập trình

... Implementing Interfaces Lesson 1: Using Inheritance to Define New Reference Types Lesson 2: Defining and Implementing Interfaces Lesson 3: Defining Abstract Classes Lab: Inheriting from Classes ... Module 12: Using Collections and Building Generic Types Lesson 1: Using Collections Lab A: Using Collections Lesson 2: Creating and Using Generic Types Lesson 3: Defining Generic Interfaces and Understanding ... default values in the constructor? Encapsulating Data and Defining Overloaded Operators 10-17 Defining Properties in an Interface Key Points An interface defines a contract that specifies the methods...

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Tài liệu Object-Oriented Programming in C++, 3rd Edition docx

Danh mục: Kỹ thuật lập trình

... Assigning string Objects Input/Output with string Objects Finding string Objects Modifying string Objects Comparing string Objects Accessing Characters in string Objects Other string Functions ... Constructing the CRC Cards Classes Responsibilities Collaborators The Tenant CRC Card The Expense CRC Card The Rent Input Screen CRC card The Rent Record CRC Card The Expense Input Screen CRC ... Exercises CHAPTER 9—INHERITANCE Derived Class and Base Class Specifying the Derived Class Accessing Base Class Members The protected Access Specifier Derived Class Constructors Overriding Member Functions...

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A Complete Guide to Programming in C++ doc

Danh mục: Kỹ thuật lập trình

... 158 Inserting and Erasing in Strings 160 Searching and Replacing in Strings 162 Accessing Characters in Strings 164 Exercises 166 Solutions 168 Chapter 10 Functions 171 Significance of Functions ... polymorphic classes In addition to defining virtual functions, dynamic downcasting in polymorphic class hierarchies is introduced Chapter 26 describes how defining pure virtual methods can create ... 742 Chapter 33 Containers 734 749 Container Types 750 Sequences 752 Iterators 754 Declaring Sequences 756 Inserting in Sequences 758 Accessing Objects 760 Length and Capacity 762 Deleting in Sequences...

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Object Oriented Programming in C++ ppt

Danh mục: Kỹ thuật lập trình

... Key Ctrl Ctr A Ctrl B Ctrl C Ctrl B Ctrl E Ctrl F Ctrl G Backspace Tab Ctrl J Ctrl K Ctrl L Enter Ctrl N Ctrl O Ctrl P Ctrl Q Ctrl R Ctrl S Ctrl T Ctrl U Ctrl V Ctrl W Ctrl X Ctrl Y Ctrl Z Escape ... background Table E.2 Color Constants for set_color() cBLACK cDARK_BLUE cDARK_GREEN cDARK_CYAN cDARK_RED cDARK_MAGENTA cBROWN cLIGHT_GRAY cDARK_GRAY cBLUE cGREEN cCYAN cRED cMAGENTA cYELLOW cWHITE ... keywords, which usually begin with one or two underscores, as in _cdecl or int16 A asm auto B bool break C case catch char class const const_cast continue D default delete double dynamic_cast E else...

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Socket Programming in C/C++ ppt

Danh mục: Kỹ thuật lập trình

... server client socket socket bind connect listen accept close send/recv send/recv shutdown shutdown close close c Mani Radhakrishnan and Jon Solworth Socket Programming in C/ C++ sockets TCP UDP socket ... Socket Programming in C/ C++ sockets TCP UDP Concurrent Server To build a concurrent server: a fork is performed after the accept The child process closes listenFd, and communicates using connectFd ... Solworth Socket Programming in C/ C++ sockets TCP UDP sockaddr For the internet family: struct sockaddr sa family t in port t struct in addr } in { s i n f a m i l y ; // = AF INET sin port ; //...

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