What is an overloaded method?

What is an overloaded method?
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1 Answer

Answer :

An overloaded method has multiple signatures that are different. 
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Related questions

What are the different ways a method can be overloaded?

Description : What are the different ways a method can be overloaded?

Last Answer : Different parameter data types, different number of parameters, different order of parameters.

What are the different ways a method can be overloaded?

Description : What are the different ways a method can be overloaded?

Last Answer : Different parameter data types, different number of parameters, different order of parameters.

Define what are the different ways a method can be overloaded?

Description : Define what are the different ways a method can be overloaded?

Last Answer : Different parameter data types, different number of parameters, different order of parameters.

If a base class has a number of overloaded constructors, and an inheriting class has a number of overloaded constructors; can you enforce a call from an inherited constructor to a specific base constructor?

Description : If a base class has a number of overloaded constructors, and an inheriting class has a number of overloaded constructors; can you enforce a call from an inherited constructor to a specific base constructor?

Last Answer : Yes, just place a colon, and then keyword base (parameter list to invoke the appropriate constructor) in the overloaded constructor definition inside the inherited class.

What operators cannot be overloaded?

Description : What operators cannot be overloaded?

Last Answer : =, ., ?:, ->, new, is, sizeof, typeof  

Can assignment operators be overloaded directly?

Description : Can assignment operators be overloaded directly?

Last Answer : No

If a base class has a number of overloaded constructors, and an inheriting class has a number of overloaded constructors; can you enforce a call from an inherited constructor to a specific base constructor?

Description : If a base class has a number of overloaded constructors, and an inheriting class has a number of overloaded constructors; can you enforce a call from an inherited constructor to a specific base constructor?

Last Answer : Yes, just place a colon, and then keyword base (parameter list to invoke the appropriate constructor) in the overloaded constructor definition inside the inherited class.

If a base class has a bunch of overloaded constructors, and an inherited class has another bunch of overloaded constructors, can you enforce a call from an inherited constructor to an arbitrary base constructor?

Description : If a base class has a bunch of overloaded constructors, and an inherited class has another bunch of overloaded constructors, can you enforce a call from an inherited constructor to an arbitrary base constructor? 

Last Answer : Yes, just place a colon, and then keyword base (parameter list to invoke the appropriate constructor) in the overloaded constructor definition inside the inherited class. 

Explain how to use the Begin and End methods on a Web Service to make an asynchronous method call.

Description : Explain how to use the Begin and End methods on a Web Service to make an asynchronous method call.

Last Answer : Every public Web method on a Web Service can be called either synchronously or asynchronously. To make an asynchronous call to a Web method, you call the method named Begin, where is the name of ... returned by Begin. This will allow you to retrieve the actual data returned by the Web method.

What is method overloading, and when is it useful?

Description : What is method overloading, and when is it useful?

Last Answer : Method overloading allows you to create several methods with the same name but different signatures. Overloading is useful when you want to provide the same or similar functionality to different sets of parameters.

What does the Dispose method do with the connection object?

Description : What does the Dispose method do with the connection object? 

Last Answer : Deletes it from the memory. To Do: answer better. The current answer is not entirely correct.

What does assert() method do?

Description : What does assert() method do?

Last Answer : In debug compilation, assert takes in a Boolean condition as a parameter, and shows the error dialog if the condition is false. The program proceeds without any interruption if the condition is true. 

Can you declare an override method to be static if the original method is not static?

Description : Can you declare an override method to be static if the original method is not static? 

Last Answer : No. The signature of the virtual method must remain the same. (Note: Only the keyword virtual is changed to keyword override)

How is method overriding different from method overloading?

Description : How is method overriding different from method overloading? 

Last Answer : When overriding a method, you change the behavior of the method for the derived class. Overloading a method simply involves having another method with the same name within the class.

What does the keyword “virtual” declare for a method or property?

Description : What does the keyword “virtual” declare for a method or property? 

Last Answer : The method or property can be overridden. 

What’s the implicit name of the parameter that gets passed into the set method/property of a class?

Description : What’s the implicit name of the parameter that gets passed into the set method/property of a class?

Last Answer : Value. The data type of the value parameter is defined by whatever data type the property is declared as.

What happens if you inherit multiple interfaces and they have conflicting method names?

Description : What happens if you inherit multiple interfaces and they have conflicting method names?

Last Answer : It’s up to you to implement the method inside your own class, so implementation is left entirely up to you. This might cause a problem on a higher-level scale if similarly named methods from different interfaces expect different data, but as far as compiler cares you’re okay. To Do: Investigate 

Can you allow a class to be inherited, but prevent the method from being over-ridden?

Description : Can you allow a class to be inherited, but prevent the method from being over-ridden?

Last Answer : Yes. Just leave the class public and make the method sealed. 

Are value types are slower to pass as method parameters?

Description : Are value types are slower to pass as method parameters? 

Last Answer : Yes

Write code to show how a method can accept a varying number of parameters.

Description : Write code to show how a method can accept a varying number of parameters.

Last Answer : using System; namespace Console1 { class Class1 { static void Main(string[] args) { ParamsMethod(1,"example"); ParamsMethod(1,2,3,4); Console.ReadLine(); } static void ... o in list) { Console.WriteLine(o.ToString()); } } } }

Methods must declare a return type, what is the keyword used when nothing is returned from the method?

Description : Methods must declare a return type, what is the keyword used when nothing is returned from the method?

Last Answer : void 

What does the Dispose method do with the connection object?

Description : What does the Dispose method do with the connection object? 

Last Answer : Deletes it from the memory. To Do: answer better. The current answer is not entirely correct.

What does assert() method do?

Description : What does assert() method do? 

Last Answer : In debug compilation, assert takes in a Boolean condition as a parameter, and shows the error dialog if the condition is false. The program proceeds without any interruption if the condition is true. 

Can you declare an override method to be static if the original method is not static?

Description : Can you declare an override method to be static if the original method is not static? 

Last Answer : No. The signature of the virtual method must remain the same. (Note: Only the keyword virtual is changed to keyword override)

How is method overriding different from method overloading?

Description : How is method overriding different from method overloading? 

Last Answer : When overriding a method, you change the behavior of the method for the derived class. Overloading a method simply involves having another method with the same name within the class.

What does the keyword “virtual” declare for a method or property?

Description : What does the keyword “virtual” declare for a method or property? 

Last Answer : The method or property can be overridden.

What’s the implicit name of the parameter that gets passed into the set method/property of a class?

Description : What’s the implicit name of the parameter that gets passed into the set method/property of a class?

Last Answer : Value. The data type of the value parameter is defined by whatever data type the property is declared as.

What happens if you inherit multiple interfaces and they have conflicting method names?

Description : What happens if you inherit multiple interfaces and they have conflicting method names?

Last Answer : It’s up to you to implement the method inside your own class, so implementation is left entirely up to you. This might cause a problem on a higher-level scale if similarly named methods from different interfaces expect different data, but as far as compiler cares you’re okay.  To Do: Investigate 

Can you allow a class to be inherited, but prevent the method from being over-ridden?

Description : Can you allow a class to be inherited, but prevent the method from being over-ridden?

Last Answer : Yes. Just leave the class public and make the method sealed. 

How can you overload a method?

Description : How can you overload a method?

Last Answer : Different parameter data types, different number of parameters, different order of parameters.

Can you allow class to be inherited, but prevent the method from being overridden?

Description : Can you allow class to be inherited, but prevent the method from being overridden? 

Last Answer : Yes, just leave the class public and make the method sealed. 

Can you declare the override method static while the original method is nonstatic?

Description : Can you declare the override method static while the original method is nonstatic?

Last Answer : No, you can’t, the signature of the virtual method must remain the same, only the keyword virtual is changed to keyword override. 

What does the keyword virtual mean in the method definition?

Description : What does the keyword virtual mean in the method definition? 

Last Answer : The method can be over-ridden. 

How’s method overriding different from overloading?

Description : How’s method overriding different from overloading?

Last Answer : When overriding, you change the method behavior for a derived class. Overloading simply involves having a method with the same name within the class.

What’s the implicit name of the parameter that gets passed into the class’ set method?

Description : What’s the implicit name of the parameter that gets passed into the class’ set method?

Last Answer : Value, and it’s datatype depends on whatever variable we’re changing. 

Define what is the Static Method?

Description : Define what is the Static Method?

Last Answer : It is possible to declare a method as Static provided that they don’t attempt to access any instance data or other instance methods.

Define what is the difference between an abstract method & virtual method?

Description : Define what is the difference between an abstract method & virtual method?

Last Answer : An Abstract method does not provide an implementation and forces overriding to the deriving class (unless the deriving class also an abstract class), whereas the virtual method has an ... abstract method does not provide implementation & forces the derived class to override the method.

Can we declare a method as sealed?

Description : Can we declare a method as sealed?

Last Answer : In C# a method can’t be declared as sealed. However, when we override a method in a derived class, we can declare the overridden method as sealed. By declaring it as sealed, we can avoid further overriding of this method.

Which method will you call to start a thread?

Description : Which method will you call to start a thread?

Last Answer : Start

How can we suppress a finalize method?

Description : How can we suppress a finalize method?

Last Answer : GC.SuppressFinalize()

Define what is meant by method overloading?

Description : Define what is meant by method overloading?

Last Answer : Method overloading permits multiple methods in the same class to have the same name as long as they have unique signatures. When compiling an invocation of an overloaded method, the compiler uses overload resolution to determine the specific method to invoke.

Can “this” be used within a static method?

Description : Can “this” be used within a static method?

Last Answer : No ‘This’ cannot be used in a static method. As only static variables/methods can be used in a static method.

Can we override the private virtual method in C#?

Description : Can we override the private virtual method in C#?

Last Answer : No. We can’t override private virtual methods as it is not accessible outside the class.

Can we use “this” inside a static method in C#?

Description : Can we use “this” inside a static method in C#?

Last Answer : No. We can’t use “this” in a static method.

Truly effective communication: 1. Depends on using multiple channels 2. Depends on selecting the right method for each message and avoiding duplication, since everyone is overloaded with information 3. Cannot depend solely on non-verbal signals which might be misunderstood 4. Can only be achieved by communication professional 5. a, b and c

Description : Truly effective communication: 1. Depends on using multiple channels  2. Depends on selecting the right method for each message and avoiding duplication, since  everyone is overloaded with information  3. ... misunderstood  4. Can only be achieved by communication professional  5. a, b and c

Last Answer : 5. a, b and c

What si the difference between interface and abstractclass Select Answer:  1. interface contain only methods  2. we can't declare a variable for interface  3. interface contain only events  4. None  5. All

Description : What si the difference between interface and abstractclass Select Answer:  1. interface contain only methods  2. we can't declare a variable for interface  3. interface contain only events  4. None  5. All

Last Answer : Ans : 2 The only Difference between Interface and Abstract class is we can declare a variable in abstract class but we can't declare in variable interface

What is the lifespan for items stored in ViewState? Select Answer:  1. Item stored in ViewState exist for the life of the current page  2. Item stored in ViewState exist for the life of the current Session  3. Item stored in ViewState exist for the life of the current Applicaiton  4. Item stored in ViewState exist for the life of the current configuration

Description : What is the lifespan for items stored in ViewState? Select Answer:  1. Item stored in ViewState exist for the life of the current page  2. Item stored in ViewState exist for the life ... of the current Applicaiton  4. Item stored in ViewState exist for the life of the current configuration

Last Answer : 1. Item stored in ViewState exist for the life of the current page AS any web application works on request and response basis ,so on every post backs, The data in control gets lost. To retain page ... control with data. The life cycle of the view state exist for life of current running page only. 

Which one of the following tools is used to view the metadata information contained in a .NET assembly? Select Answer:  1. al.exe  2. ilasm.exe  3. vbx.exe  4. csc.exe  5. ildasm.exe

Description : Which one of the following tools is used to view the metadata information contained in a .NET assembly? Select Answer:  1. al.exe  2. ilasm.exe  3. vbx.exe  4. csc.exe  5. ildasm.exe

Last Answer :  5. ildasm.exe

How would you ensure that all relevant registry entries were removed in the event that installation of your application failed?

Description : How would you ensure that all relevant registry entries were removed in the event that installation of your application failed?

Last Answer : You can ensure that registry entries are removed, as well as perform any other “clean-up” tasks, by creating an Installer class and writing the appropriate code in the Rollback event handler. Then create a new Custom Action and set the InstallerClass, and EntryPoint properties to appropriate values.

Describe a general strategy for creating a setup project that terminates installation if a specific file is not already installed on the target machine.

Description : Describe a general strategy for creating a setup project that terminates installation if a specific file is not already installed on the target machine.

Last Answer : First, create a file search to search the file system for the specific file. Then create a launch condition to evaluate the results of the search. You can connect the launch condition to ... in the search's Property property in the expression specified by the launch condition's Condition property.