JSP Interview Questions and Answers
JavaServer Pages or JSP is a software-based technology that helps developers in creating dynamically generated web pages based on XML or HTML. It uses servlet containers, small programs to control the content and appearance of the web page. JSP technology can also be used to share information across pages using a response and request objects. With the help of JavaServer Page, you can easily access JavaBeans objects and make a separation in the web applications as per the business logic. To know more about JavaServer Page, we are mentioning some of the JSP Interview Questions are useful for all types of readers.
Most Frequently Asked JSP Interview Questions
JSP PrintWriter is object directly responsible for writing the content in response, whereas JspWriter uses the PrintWriter object behind the scene while offering buffer support. After the buffer support is flushed or full, JspWriter uses the object in PrintWriter to write the content into a response.
As JavaScript is client-side script and JSP is a server-side script, developers can attach a form validation to a JSP page to redirect JavaScript content and HTML page.
Development History
Developed and released by Sun Microsystems in 1999, JSP is similar to ASP and PHP, it uses the Java programming language for its workability. A compatible web server with a servlet container, such as Jetty or Apache Tomcat, is required to run JSP.
The program actually runs with a .jsp filename extension and application/JSP internet media type. The latest version of JSP is its 2.3 version which runs with a 4.0 version of servlet compatibility.
These JSP interview questions are specially curated highly experienced industry professionals to help candidates in their future job success.
Advantages of JSP
- Significant performance due to the allowance of embedding Dynamic Elements in HTML Pages.
- Easily combined with static templates, XML or HTML fragments, with code that generate dynamic contents.
- Web authors cab change or edit the fixed template portions of web pages without affecting the application logic.
- It offers a wide range of API to highly increase the result-oriented functionality.