21.10 Java4580r-review

Table of contents

• Preface
• Questions
  • 1 , 2 , 3 , 4
• Answers
• Miscellaneous

Preface

This module is one in a collection of modules designed for teaching INEW 2338 Advanced Java (Web) at Austin Community College in Austin, TX.

This module contains review questions and answers keyed to the module titled Java4580: Session Tracking using the Session Tracking API in the Servlets sub-collection.

Once you study that module, you should be able to answer the review questions in this module.

The questions and the answers in this module are connected by hyperlinks to make it easy for you to navigate from the question to the answer and back again.

Questions

Question 1

True or False?

The session tracking API allows you to program at a somewhat higher level than when programming for

• hidden fields
• URL rewriting
• cookies

Go to answer 1

Question 2

True or False?

In some cases, depending on the server involved, the session tracking API may rely exclusively on cookies "under the hood."

Go to answer 2

Question 3

True or False?

The session tracking API is primarily based on the JavaHttpSession interface. It also includes some other interfaces and classes as well.

Go to answer 3

Question 4

True or False?

A call to the getSession method of the incoming request object returns a reference to an object of the interface type HttpSession .

The HttpSession object provides an association (a session) between an HTTP client and an HTTP server. This association, or session, persists over multiple connections and/or requests during a given timeperiod. Sessions can be used to maintain state and user identity across multiple page requests.

Go to answer 4

What is the meaning of the following two images?

These images were inserted here simply to insert some space between the questions and the answers to keep them from being visible on the screen at thesame time.

This image was also inserted for the purpose of inserting space between the questions and the answers.

Answers

Answer 4

True.

Go back to Question 4

Answer 3

False. The session tracking API is primarily based on the HttpSession interface. It also includes some other interfaces and classes as well.

Go back to Question 3

Answer 2

True.

Go back to Question 2

Answer 1

True.

Go back to Question 1

Miscellaneous

This section contains a variety of miscellaneous information.

-end-