Your question: What is by default value of autoFlush in Java?

The autoFlush attribute specifies whether the buffered output should be flushed automatically when the buffer is filled, or whether an exception should be raised to indicate the buffer overflow. A value of true (default) indicates automatic buffer flushing and a value of false throws an exception.

What is the default value of autoFlush attribute in JSP?

autoflush attribute takes boolean values true or false as input. The default value for autoflush is true. The default behavior is that after the buffer is full, the page’s output is sent as response. If autoflush is set to false, JSP container will raise an exception if the buffer gets full.

What is default value of isELIgnored attribute?

The isELIgnored attribute gives you the ability to disable the evaluation of Expression Language (EL) expressions which has been introduced in JSP 2.0. The default value of the attribute is true, meaning that expressions, ${…}, are evaluated as dictated by the JSP specification.

INTERESTING:  What are paradigms in Java?

What is the default value of isScriptingEnabled attribute?

The isScriptingEnabled attribute determines if the scripting elements are allowed for use. The default value (true) enables scriptlets, expressions, and declarations.

What happens when autoFlush is set to a value False?

Q 7 – What is default value of autoFlush Attribute? Q 8 – What happens when autoFlush is set to a value “false”? A – JSP container throws exceptionto indicate buffer overflow when buffer is filled.

What is the default value of language attribute in page directive?

The language attribute specifies the scripting language used in the JSP page. The default value is “java”.

Which of the following has default value set true in JSP?

The isScriptingEnabled Attribute

The default value (true) enables scriptlets, expressions, and declarations. If the attribute’s value is set to false, a translation-time error will be raised if the JSP uses any scriptlets, expressions (non-EL), or declarations.

Is El ignored in JSP?

The default mode for JSP pages delivered using a descriptor from Servlet 2.3 or before is to ignore EL expressions; this provides backward compatibility.

Deactivating EL Expression Evaluation.

JSP Configuration Page Directive isELIgnored EL Encountered
Unspecified Unspecified Evaluated if 2.4 web.xml Ignored if <= 2.3 web.xml
false Unspecified Evaluated

What is the correct signature of _jspService () method of HttpJspPage class?

Discussion Forum

Que. What is the correct signature of _jspService() method of HttpJspPage class?
b. void _jspService(HTTPRequest request, HTTPResponse response) throws ServletException, IOException
c. void _jspService()
d. void _jspService() throws ServletException, IOException

What is expression language in JSP?

Expression Language (EL) in JSP

INTERESTING:  Best answer: What are the two common options to upgrade MySQL?

The Expression Language (EL) simplifies the accessibility of data stored in the Java Bean component, and other objects like request, session, application etc. There are many implicit objects, operators and reserve words in EL. It is the newly added feature in JSP technology version 2.0.

What’s the difference between JavaBeans and Taglib directives?

Q 25 – What’s the difference between JavaBeans and taglib directives? A – Taglibs are for generating presentation elements while JavaBeans are good for storing information and state. B – Custom tags are used to implement actions and JavaBeans are used to present information.

What is <%= some Java code %> in JSP?

A scriptlet tag is used to execute java source code in JSP. Syntax is as follows: <% java source code %>

What is the difference between servlet and JSP?

Servlet is faster than JSP. JSP is slower than Servlet because the first step in JSP lifecycle is the translation of JSP to java code and then compile. Servlet can accept all protocol requests. JSP only accept http requests.

What is difference between Include directive and include action?

1) Include directive includes the file at translation time (the phase of JSP life cycle where the JSP gets converted into the equivalent servlet) whereas the include action includes the file at runtime.

When Init method of servlet get called?

The init method is designed to be called only once. It is called when the servlet is first created, and not called again for each user request. So, it is used for one-time initializations, just as with the init method of applets.

INTERESTING:  Best answer: Which sorting algorithm does Java use in sort ()?

What happens when buffer is set to a value None?

You may code value of “none” to specify no buffering so that the servlet output is immediately directed to the response object or you may code a maximum buffer size in kilobytes, which directs the servlet to write to the buffer before writing to the response object.