How does the servlet differ from JSP in terms of performance optimization?
- Both have similar performance
- JSPs are typically faster
- Performance depends on the specific use case
- Servlets are typically faster
Servlets are generally considered faster than JSPs as they involve less overhead. JSPs, being text-based, may have a slight performance cost due to the need for parsing and translation into servlets during the initial request.
To send a large amount of data in a request, the _______ method is preferred.
- DELETE
- GET
- POST
- PUT
To send a large amount of data in a request, the POST method is preferred as it allows for sending data in the request body.
What are the implications of disabling cookies for session tracking?
- Enhanced security
- Improved performance
- Increased server load
- Loss of session state
Disabling cookies for session tracking may result in the loss of session state, as cookies are commonly used to store session identifiers. This can impact the continuity of user sessions.
The __________ attribute of the session object is used to store objects.
- getObject()
- saveAttribute()
- setAttribute()
- storeObject()
The setAttribute() method of the session object is used to store objects in the session.
The sequence of method calls for a servlet put into service is __________, __________, and then __________.
- destroy(), init(), service()
- init(), destroy(), service()
- init(), service(), destroy()
- service(), init(), destroy()
The sequence of method calls for a servlet put into service is init(), service(), and then destroy().
What is the primary purpose of cookies in web applications?
- To execute server-side code
- To handle database connections
- To perform client-side validation
- To store user preferences
The primary purpose of cookies in web applications is to store user preferences, enabling a personalized and persistent experience for users.
Servlets are often used for processing and sending the ______ to the client.
- Data
- HTML
- Requests
- XML
Servlets are often used for processing and sending HTML to the client.
How are servlet initialization parameters defined in the web.xml file?
Servlet initialization parameters are defined using the tag in the web.xml file.
For efficient handling of large file uploads in a servlet, one should implement __________ instead of using standard getParameter methods.
- FileStreamReader
- HttpServletRequest
- InputStream
- MultipartRequest
For efficient handling of large file uploads in a servlet, one should implement MultipartRequest instead of using standard getParameter methods for better control and performance in processing multipart/form-data requests.
The setMaxAge method sets the _________ of a cookie in seconds.
- age
- duration
- expiration time
- size
The setMaxAge method sets the expiration time of a cookie in seconds, specifying how long the cookie should persist.