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How many page directive can use in a single JSP?
There is no limit as such. You can use one or more Page Directives in a JSP but you cannot have duplicates
Why should you use PHP and not JSP?
Firstly, this is wrong question. The right one would be WHEN should you use PHP, not JSP? or, WHEN should you use PHP and WHEN JSP?
What are jsp actions?
JSP actions are XML tags that direct the server to use existing components or control the behavior of the JSP engine. JSP Actions consist of a typical (XML-based) prefix of "jsp" followed by a colon, followed by the action name followed by one or more attribute parameters. There are six JSP Actions: < jsp : include / > < jsp : forward / > < jsp : plugin / > < jsp : usebean / > < jsp : setProperty / > < jsp : getProperty / >
Can you use jsp as controller in struts application?
no
Can I prevent the creation of a session in a JSP page?
Yes you can. Use the below line in your JSP page to accomplish it. <%@ page session="false" %>
Difference object oriented language object based language?
object base: that are not use subtype or inheritence is called object base. object oriented: that use subtypes and inheritence is called object oriented e.g vb.net and java.
Are you have project java have jsp plus jdbc plus swing?
No. JSP and Swings are two contrasting Technologies and cannot be used in the same application. And - JDBC can be used with both types of applications that use either JSP or Swings
What are the main differences between single-tier and multi-tier site architectures?
Sigle tire means using single technique to built entier application. For Example only using jsp for building whole web application instead of using jsp, servelt and database.
If your father-in-law leaves an inheritence to your husband are you intitled to some?
According to property laws, inheritence is considered separate property which is owned by the heir. A spouse is not entitled to inheritence.
How does a JSP page handle run-time exceptions?
You can use the errorPage attribute of the page directive. If this attribute is defined in a JSP page, when a run time exception is encountered, the control will be transferred to this JSP page. This error page can access details of the Exception from the request and use it to display a logical message to the user.
Why business logic written using servlets not in jsp?
It is usually done for two reasons: 1. For security purposes - No one can see the code inside a servlet but much of the code inside a JSP can be found out by right clicking on the web page and doing a "View Source" 2. There are only one or two Servlets in any application but there may be dozens of JSP's. if you code the business logic in a JSP, then you would have to replicate the same in all the JSP's where you want this feature. Instead if you place this logic inside the servlet, it is easier for re-use. Instead of copy pasting the code in multiple places, you can place the contents in one single place.
What are the built in objects in jsp?
The correct term is "JSP Implicit Objects" In any JSP Page, there are a bunch of implicit objects that are available for the programmer to use. It contains a variety of information that can be used to display stuff on the page. The following JSP Implicit Objects that are available for a programmer. • request • response • out • session • config • application • page • pageContext
