Computer Knowledge

Java Enterprise and Web Technologies

2,279 Questions

Java enterprise and web technologies questions focus on J2EE architecture, web services like SOAP, and servlet functionalities. These topics frequently appear in IT officer and specialist scale examinations. Regular practice ensures familiarity with enterprise application components.

HttpServlet methodsSOAP and web servicesEJB architecture rolesJ2EE componentsJSP servlet callingUDDI concepts

Java Enterprise and Web Technologies Questions

Multiple choice

Which of the following is/are applicable for 'Action' control for the panel in intercepting request?

  1. It is used to abandon the message so that it is not forwarded.

  2. It is used to review and edit the message to send the message on to the server or browser.

  3. This shows a menu of available actions that can be performed on the currently displayed message.

  4. It is used to check the Proxy history and on intercepted responses.

  5. Both (1) and (2)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is correct about 'Action' control. It has the same options that appear on the context menu of the intercepted message display.

Multiple choice

What is the role of Burp suite proxy in handing request in web application?

  1. The Burp suite proxy manages the configuration of the application.

  2. The Burp suite use 8080 port by default for handling web apps.

  3. The user need to log into the Burp Suite for the responses and requests that pass through each of the proxies.

  4. All of the above

  5. Both (1) and (3)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All the statements about the Burp suite proxy are correct.

Multiple choice

Which of the following is/are a/the false statement(s) about request manipulation in Burp suite?

  1. Burp Comparer is used to identify the difference between two responses of applications quickly in the context of applications on the web.

  2. The Decoder tool is used to identify the differences between failed log in responses using invalid and valid usernames.

  3. Burp Repeater is used for manually reissuing and modifying individual requests of HTTP.

  4. Burp proxy is an HTTP/S interactive proxy server for testing and attacking applications on the web.

  5. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is false about Decoder tool as it does not identify any differences of the failed login. Burp suite comparator is used for that.

Multiple choice

Which of the following is/are applicable for 'NoClassDefFoundError' in troubleshooting?

  1. This may be the problem related to the location of the jar file.

  2. To resolve this, it is necessary to run the command java-version and confirm that the version being executed is 1.6 or later.

  3. To check whether any new entries are appearing in the Proxy history.

  4. To check the authentication failures.

  5. Both (1) and (2)
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

These are the correct statements.

Multiple choice

Which of the following tasks is/are not related to HTTP proxy?

  1. A proxy receives a request for an URL object.

  2. A proxy can modify the request.

  3. A proxy stores previous requests and responses for handling new requests.

  4. A proxy forwards the request towards the server.

  5. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is false as a cache stores the previous requests and responses for handling new requests.