What is CGI in JSP?

The CGI (Common Gateway Interface) defines a way for a web server to interact with external content-generating programs, which are often referred to as CGI programs or CGI scripts. Within Tomcat, CGI support can be added when you are using Tomcat as your HTTP server and require CGI support.

Which is better CGI or servlet?

CGI scripts are executable programs written in the native OS of the server. In contrast, servlets are compiled to Java bytecode that runs on JVM. Servlet is more secure than CGI as it uses Java. The speed, performance and efficiency of the servlet is better than CGI.

How it is different from CGI script and JSP?

JSP are always compiled before they are processed by the server, unlike CGI/Perl which requires the server to load an interpreter and the target script each time the page is requested.

What is CGI servlet?

CGI stands for Common Gateway Interface; it is an API for writing applications (often scripts) that can be run by a web server to service a particular range of URLs. Servlets are an implementation very similar to CGI using a component-ized framework in Java.

What are disadvantages of CGI over servlet?

CGI is not based on pooling Whereas servlet are container managed pooled objects.

• cgi and servlets are used to develop webapplication only.cgi is a oldest technique .the main drawback of cgi is.
• starting process is very expensive.
• it performs very poor.

What is difference between JSP and servlet?

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 are advantages of servlet over CGI?

The Advantages of Servlets Over “Traditional” CGI. Java servlets are more efficient, easier to use, more powerful, more portable, safer, and cheaper than traditional CGI and many alternative CGI-like technologies.

What are the advantages of JSP over servlet?

Advantages of JSP over Servlet

• 1) Extension to Servlet. JSP technology is the extension to Servlet technology.
• 2) Easy to maintain.
• 3) Fast Development: No need to recompile and redeploy.
• 4) Less code than Servlet.
• Note: jspInit(), _jspService() and jspDestroy() are the life cycle methods of JSP.