Can a property be a ref or out parameter?

1 Answer

Answer :

A property is not classified as a variable – it can’t be ref or out parameter. 

Related questions

Description : Define what is the difference between “out” and “ref” parameters in C#?

Last Answer : “out” parameter can be passed to a method and it need not be initialized whereas “ref” parameter has to be initialized before it is used.

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.

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.

Description : What is an out parameter? 

Last Answer : An out parameter allows an instance of a parameter object to be made inside a method. Reference parameters must be initialised but out gives a reference to an uninstanciated object.

Description : What does the Initial Catalog parameter define in the connection string?

Last Answer : The database name to connect to. 

Description : If I have a constructor with a parameter, do I need to explicitly create a default constructor?

Last Answer : Yes

Description : What is a reference parameter? 

Last Answer : Reference parameters reference the original object whereas value parameters make a local copy and do not affect the original. Some example code is shown: using System; namespace Console1 { class Class1 { ... public string TestValue; } The output for this is: 2 1 New value New value

Description : What does the Initial Catalog parameter define in the connection string?

Last Answer : The database name to connect to.

Description : C# provides a default constructor for me. I write a constructor that takes a string as a parameter, but want to keep the no parameter one. How many constructors should I write? 

Last Answer : Two. Once you write at least one constructor, C# cancels the freebie constructor, and now you have to write one yourself, even if there’s no implementation in it.

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. 

Description : What are the three possible settings for the CommandType property of a SqlCommand object or an OleDbCommand object, and what does each mean?

Last Answer : A Command object can have a CommandType property setting of Text, StoredProcedure, or TableDirect. When set to Text, the command executes the SQL string that is stored in the Command object's ... that the command should return the entire contents of the table indicated by the CommandText property. 

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

Last Answer : The method or property can be overridden. 

Description : What happens if you make a property static?

Last Answer : They become class properties. 

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

Last Answer : The method or property can be overridden.

Description : What is ref keyword & out keyword?

Last Answer : Refrence Variable “must” be initialized before it is passed into a method.

Description : Football Ref bites the turf- were there slurs besides alleged bad calls?

Last Answer : In my opinion, I think the students should be suspended and charged with assaulting a person. No matter what the ref said or did, they should not have hurt him. They had helmets and pads on. The ref ... coach really is involved too, he needs to lose his job. Never, never coach kids to hurt others.

Description : How does a hockey ref call holding and embellishment on the same play?

Last Answer : That's how the NHL has always called it. It has never made sense and is annoying as hell since a player could use this to draw a penalty against the best player on the ice while they are the worst ... one of best players on your team, that's more advantageous to your team and not off-setting at all.

Description : how to make robuxman its easy all you have to do is go thererbxbo ost. com/# /ref=bmPWRjust do surveys and get points then redeem no private info is acually being asked ight cya?

Last Answer : Global network is

Description : Instant / By The Ref / ch Instant If / By place of the 'Ref' is. What's an example ?

Last Answer : Accurate.

Description : How to write in BBC fly app ? https://bbcfly.com/bn/ref/Atik2020A You can earn money by writing on this site. But I can't find the option where to write.

Last Answer : For this you need to register first. After that you have to enter your profile. Enter the article to see the profile. Click there to write.

Description : who can i get my samsung ref. to get below 57 degrees?

Last Answer : who can i get my Samsung ref. to get below 57 degrees?

Description : Sound intensity level is ________. A. 10 log I/I(ref) B. 10 log I(ref)/I C. 30 log I/I(ref) D. 20 log I/I(ref)

Last Answer : A. 10 log I/I(ref)

Description : What is REF relay?

Last Answer : It is restricted earth fault relay. When the fault occurs very near to the neutral point of the transformer, the voltage available to drive the earth circuit is very small, which may not be ... of the transformer is restricted to cover only around 85%. Hence the relay is called REF relay.

Description : Why REF is provided in the LV side of SUT and UT? 

Last Answer : The LV sides of the two transformers are earthed through the resistance. This will limit the flow of current in case of LV earth fault. Hence the differential protection may not act for a LV earth fault. Hence ref protection is provided. 

Description : Why stabilising resistor in REF or residual E/F scheme? 

Last Answer : Required against CT saturation under heavy through fault currents.  

Description : Why REF is now is used for HV side also in GT/SUT?

Last Answer : The E/F setting of differential is poor.  

Description : List out two different types of errors in C#?

Last Answer : Below are the types of errors in C# – 1. Compile Time Error 2. Run Time Error

Description : List out the differences between Array and ArrayList in C#?

Last Answer : Array stores the values or elements of the same data type but ArrayList stores values of different data types. Arrays will use the fixed length but ArrayList does not use fixed length like an array.

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

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. 

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

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.

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. 

Description : What is the purpose of a bootstrapper application? When do you not need to create one?

Last Answer : A bootstrapper application automatically detects if Windows Installer is installed on the target machine. If Windows Installer is not present, it installs Windows Installer before proceeding with the rest ... Installer 1.5 already installed) or have had Microsoft Installer 1.5 installed previously.

Description : What is a native image? How do you create one?

Last Answer : A native image is a precompiled version of a .NET assembly. You can create a native image of your application by using the Ngen.exe utility.

Description : Describe XCOPY deployment. Under what conditions is it useful? When can it not be used?

Last Answer : XCOPY deployment is a simple method of deployment where the DOS command XCOPY is used to copy the application directory and any subdirectories to the target machine. You can use XCOPY ... an application requires a more complex deployment or references shared assemblies, you cannot use XCOPY.

Description : What is a shared assembly? How would you create one?

Last Answer : An assembly is an assembly of which only a single copy is installed per machine. This copy can be shared by multiple applications. To make an assembly a shared assembly, you must first assign it a strong name, and then install it to the global assembly cache.

Description : Briefly highlight the differences between imperative and declarative security as they pertain to code access security.

Last Answer : Imperative security is implemented by calling methods of Permission objects in code at run time. Declarative security is configured by attaching attributes representing permissions to classes ... request assembly-wide permissions using the Assembly (assembly) directive with declarative security.

Description : Explain how to retrieve information from the configuration file at run time. How would you store information in the configuration file at design time?

Last Answer : You must first create an instance of AppSettingsReader to read the configuration file. You can then call the GetValue method to read values represented in the configuration file. To add configuration ... used to retrieve the entry. The value can be changed between executions of the application.

Description : Describe how to use code to retrieve resources at run time.

Last Answer : You must first create an instance of the ResourceManager class that is associated with the assembly that contains the desired resource. You can then use the GetString method to retrieve string resources or the GetObject method to retrieve object resources.

Description : Describe how to sign your assembly with a strong name. Why would you want to do this?

Last Answer : To sign your assembly with a strong name, you must have access to a key file or create one with the strong name utility (sn.exe). You then specify the key file in the AssemblyInfo file and ... identity, a strong name is required if you want to install your assembly to the Global Assembly Cache.

Description : Explain how to use the PrintPreviewDialog control to display a preview of a printed document before it is printed.

Last Answer : You display a preview of a printed document with the PrintPreviewDialog control by first setting the PrintDocument property of the PrintPreviewDialog instance to the PrintDocument you want to preview, then by calling the PrintPreviewDialog.Show command to display the dialog box. 

Description : Explain the difference between Globalization and Localization.

Last Answer : Globalization refers to the application of culture-specific format to existing data. Localization refers to providing new culture-specific resources and retrieving the appropriate resources based on the culture setting. 

Description : Explain how to convert data in legacy code page formats to the Unicode format.

Last Answer : You can use the Encoding.Convert method to convert data between encoding types. This method requires instances of both encoding types and an array of bytes that represents the data to be converted. ... GetBytes method and can convert an array of bytes back to chars with the Encoding.GetChars method.

Description : Describe how to create localized versions of a form.

Last Answer : To create a localized version of a form, set the Localizable property to true. Then set the Language property to the language/region for which you want to create the localized form. Make ... be stored in resource files and loaded when the CurrentUICulture is set to the appropriate CultureInfo. 

Description : Explain how to use the HelpProvider component to provide help for UI elements.

Last Answer : You can provide either a HelpString or a help topic for UI elements with the HelpProvider. The HelpProvider provides HelpString, HelpKeyWord, and HelpNavigator properties for each control on the form. If ... particular element is displayed when the element has the focus and the F1 key is pressed.

Description : Briefly describe the five accessibility requirements of the Certified for Windows logo program.

Last Answer : The five requirements are o Support standard system settings. This requires your application to be able to conform to system settings for colors, fonts, and other UI elements. o Be ... information by sound alone. This requirement can be met by providing redundant means of conveying information.

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.

Description : Briefly describe how to use the PrintDocument component to print a document. Discuss maintaining correct line spacing and multipage documents.

Last Answer : The PrintDocument class exposes the Print method, which raises the PrintPage event. Code to render printed items to the printer should be placed in the PrintPage event handler. The PrintPage event ... been printed, you must incorporate all logic for printing multiple pages into your event handler.

Description : Describe how to create a form or control with a nonrectangular shape.

Last Answer : Set the Region property of the form or control to a Region object that contains the irregular shape. You can create a Region object from a GraphicsPath object.