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What causes response to be momentarily redirected to the browser? Explanation: response.sendRedirect(URL) generates a new request and sends the response to the browser.
In JSP, which of the following is not considered a directive?
Which of the following does not belong to the category of JSP directives? JSP does not support the export directive.
Which tag should be used to send information from one JSP file to another JSP file that has been included?
Explanation: The %jsp:param> element is used to send information from one instance of JSP to another instance of JSP that is included.
In what ways may a constructor be utilized for a servlet?
In what ways may a constructor be utilized for a servlet? Constructors cannot be declared for interfaces in Java, hence this restriction prevents us from doing so. This indicates that we are unable to impose this prerequisite on any class that implements the Servlet interface. Moreover, in order to be initialized, Servlet must have a ServletConfig object, which must be constructed by the container.
Which one of the following does not not constitute an implicit object?
There is no such thing as an implicit object for E vector or in.
What Exactly Is a 307 Temporary Redirect, and When Should You Use One?
We found 16 questions connected to this topic.
Which beans would be safe in the event that the server went down?
Because they are able to endure a server crash or a disruption in the network, entity beans are referred to as persistent.
Can you explain what the JSP tags are?
- jsp:useBean.
- jsp:include.
- jsp:setProperty.
- jsp:getProperty.
- jsp:forward.
- jsp:plugin.
- jsp:attribute.
- jsp:body.
What exactly happens when setAutoCommit is set to false?
What exactly happens when you call setAutoCommit(false)? The explanation for this is because setAutoCommit(false) prevents the transaction from being committed automatically after each query. This results in significant time savings during the execution, which ultimately leads to an improvement in performance.
What are some of the key distinctions between servlet and JSP?
Because the first step in the JSP lifecycle is the conversion of JSP to Java code and subsequently the compilation of the code, JSP is a more time-consuming programming language than Servlets. Servlets are pieces of code that are written in Java. JSP files are codes that are based on HTML. Because the HTML codes on this page are written in Java, Servlets are more difficult to code.
When is the filter’s destroy method going to be called?
Upon the completion of the filter’s operation, the destroyer method is invoked. The destroy method is only ever called once, very early on in the life cycle of a filter, when it first comes into use.
Which tag informs the browser of the beginning and ending points of the HTML page?
The beginning tag is responsible for “turning on” a feature, whereas the ending tag is responsible for “turning off” the feature. You will require the following four fundamental tags in order to construct any website: html> (the root element), head> (the document head), title> (the page title), and body> (the content of the page).
After the Init function has been called, whatever other method is the browser going to automatically call?
start — The browser will immediately call this method after it has finished calling the init function. It is also called when the user returns to the page that contains the applet after going to other sites on the website.
Which tag is employed in JSP to carry out the execution of Java source code?
In JSP, the Java source code that is to be executed is enclosed in a scriptlet element. The syntax looks like this: <% java source code%>
When is the Servlet’s Init function going to be called?
8. What triggers the init method of the servlet to be invoked? The init method is designed to only ever be invoked a single time. The init function receives a call whenever a servlet is loaded for the very first time into memory; however, this method does not receive another call whenever a user makes a request because the servlet is only loaded once.
Is there an implicit object called Cookie?
response implicit object
An instance of a Java class that implements the javax specification is what the JSP implicit response object is. In most cases, the response implicit object is utilized to perform actions such as setting the response’s content type, adding cookies, and redirecting the response.
Which HTTP method is used by the browser to request that the server only retrieve the requested page?
Answer is “get”
What are some of the key distinctions between Java and JavaScript?
Principal dissimilarities between Java and JavaScript are as follows: Java is a language for object-oriented programming, and Java Script is a language for object-oriented scripting. Java can be used to construct programs that can be executed in a browser or a virtual machine, but JavaScript code can only be run on a browser. Whereas Java code must be built, JavaScript code can be seen entirely in text format.
What are some of the key distinctions between HTML and JSP?
HTML is a standard markup language that is used to generate the structure of web pages, whereas JSP is a technology that allows for the creation of dynamic web applications. The primary distinction between the two is that JSP is a technology. A JSP file is essentially an HTML file that also contains Java code.
What exactly does it mean to rewrite a URL?
A. U. modifying a URL so that it conforms to the appropriate format. Users are able to more easily recall URLs thanks to a feature called URL rewriting. When the URL is typed into the Web server, the URL rewrite engine adjusts the syntax in the background so that the correct Web page or database item may be obtained. This allows the user to access the desired resource.
What results from activating the autocommit setting?
Within a session, disabling autocommit mode with the command SET autocommit = 0 will result in the session maintaining an open transaction at all times. The current transaction is terminated, and a new one begins when a COMMIT or ROLLBACK statement is executed.
What results from activating the autocommit setting?
When autocommit is enabled, a commit will take place automatically after each statement, with the exception of PREPARE and DESCRIBE. Because cursors are essentially a single statement, the DBMS will not produce a commit if autocommit is turned on and a cursor is opened. Instead, the commit will be sent when the CLOSE cursor statement is carried out.
What exactly is the connection? setAutoCommit?
setAutoCommit, which is a void function that takes a boolean argument and throws an SQLException. The auto-commit mode of this connection will then be set to the state that was specified. If a connection is set to auto-commit mode, each of its SQL statements will be treated as a separate transaction when it comes time to execute and commit them.
The Scriptlet tag is what, exactly?
A scriptlet is a snippet of Java code that is contained in the code that is similar to HTML and is used in the JavaServer Pages (JSP) technology. Everything that is contained within the %%> tags is considered to be the scriptlet. A scriptlet is a type of COM component that is used in Windows. It consists of HTML code as well as a script, and that script can be written in any one of a number of different scripting languages.
What is the main dissimilarity between JS and JSP?
One sentence is all that is needed to illustrate the distinction between the two: Because it is executed on the server, JSP is known as the “server-side scripting language,” in contrast to JavaScript, which is executed on the client. As a direct consequence of this, JSP is utilized more for modifying the content of a webpage, whereas JavaScript is utilized for the presentation. It is not at all unusual to see both of these on the same page.
Why is JSP the standard language used today?
A) Java Server Pages, or JSP for short, is a technology that is used on the server side to create dynamic web pages. JSP stands for Java Server Pages. It is an extension of the servlet programming language.