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 the POST method in HTTP?
- To delete data
- To request data
- To retrieve data
- To send data
The primary purpose of the POST method in HTTP is to send data to the server, typically used for submitting form data and other complex data types.
When a web application is redeployed with updated servlet configuration in web.xml, how does it affect the running servlets?
- The redeployment process has no impact on running servlets.
- The running servlets are automatically updated with the new configuration.
- The running servlets need to be restarted to apply the new configuration.
- The updated configuration only applies to newly created servlet instances.
When a web application is redeployed with updated servlet configuration, the running servlets are not automatically updated. To apply the new configuration, the running servlets need to be restarted.
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.
Servlet initialization parameters are primarily used for ___________ configuration.
- application
- deployment
- environment
- runtime
Servlet initialization parameters are primarily used for application configuration.
Which method is used to send an error status code along with a custom message in the response header?
- sendError()
- sendStatusCode()
- setErrorCode()
- setErrorMessage()
The sendError() method is used to send an error status code along with a custom message in the response header.