c / c++ Interview Questions

Question- What is a register variable?Answer- Register variables are stored in the CPU registers. Its default value is a garbage value. Scope of a register variable is local to the block in which it is defined. Lifetime is till control remains within the block in which the register variable is defined. Variable stored in a CPU register can always be accessed faster than...

Core Java Interview Questions And Answers

Question- Can there be an abstract class with no abstract methodsin it?Answer- Yes Question- Can an Interface be final? Answer- No Question- Can an Interface have an inner class?Answer- Yes.public interface abc {static int i=0;void dd();class a1 {a1() {int j;System.out.println("in interfia");};public static void main(String a1[]) {System.out.println("in interfia");...

ASP.NET Interview Questions and Answers

What is difference between a Label control and a Literal control? Ans- The Label control's final html code has an HTML tag; whereas, the Literal control's final html code contains only text, which is not surrounded by any HTML tag. What is the difference between ASP session and ASP.NET session? Ans- ASP does not support cookie-less sessions; whereas, ASP.NET...

ASP.NET Interview Questions and Answers

What does the "EnableViewState" property do? Why do we want it On or Off? Ans- The EnableViewState property enables the ViewState property on the page. It is set to On to allow the page to save the users input between postback requests of a Web page; that is, between the Request and corresponding Response objects. When this property is set to Off, the page does not...

ASP.NET Interview Questions and Answers

In which database is the information, such as membership, role management, profile, and Web parts personalization, stored? Ans- The aspnetdb database stores all information. What do you understand by aggregate dependency? Ans- Aggregate dependency allows multiple dependencies to be aggregated for content that depends on more than one resource. In such type of dependency,...

ASP.NET Interview Questions and Answers

What setting must be added in the configuration file to deny a particular user from accessing the secured resources? Ans- To deny a particular user form accessing the secured resources, the web.config file must contain the following code: <authorization > <deny users="username" /> </authorization>  What is the difference between page-level caching...

ASP.NET Interview Questions and Answers

How can you send an email message from an ASP.NET Web page? Ans- You can use the System.Net.Mail.MailMessage and the System.Net.Mail.SmtpMail classes to send an email in your Web pages. In order to send an email through your mail server, you need to create an object of the SmtpClient class and set the server name, port, and credentials. What is the difference between...

ASP.NET Interview Questions and Answers

Why do you use the App_Code folder in ASP.NET? Ans- The App_Code folder is automatically present in the project. It stores the files, such as classes, typed data set, text files, and reports. If this folder is not available in the application, you can add this folder. One of the important features of the App_Code folder is that only one dll is created for the complete...

ASP .NET Interview Questions and Answers

What is the basic difference between ASP and ASP.NET? Ans- The basic difference between ASP and ASP.NET is that ASP is interpreted; whereas, ASP.NET is compiled. This implies that since ASP uses VBScript; therefore, when an ASP page is executed, it is interpreted. On the other hand, ASP.NET uses .NET languages, such as C# and VB.NET, which are compiled to Microsoft...

ASP.NET interview questions and answers

What are the differences between custom Web control and user control? Ans- Custom Web control is a control that inherits from web server control available in ASP.Net. A Custom Web Control could be compiled into separate .dll file. This custom Web control can be shared across all application by installing this dll in to Global Assembly Catch. User Control is a file (.ascx...

Core Java Interview Questions And Answers

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