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This page contains review questions and answers for the page titled "Json0225: Encoding JSON Arrays" in the book titled "The json-simple Java Library".

Revised: Sun Jun 05 10:59:02 CDT 2016

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Table of Contents

Preface

This is a page from the book titled The json-simple Java Library . The book explains how to use the json-simple Java library to generate, transform, and query JSON text. This page provides review questionsand answers for the page titled Json0225: Encoding JSON Arrays . Once you study that page, you should be able to answer the review questions in this page.

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

When a question or an answer provides a link to a figure or a listing, you should open that link in a new window tomake it easy to view while reading the question or the answer.

NOTE:

With respect to the screen output shown on this page, ignore the presence or absence of output similar to the following:

Note: Code99.java uses unchecked or unsafe operations. Note: Recompile with -Xlint:unchecked for details.

Questions

Question 1 .

True or False? The JSONArray class extends the standard Java HashMap class.

Go to answer 1

Question 2

True or False? The JSONArray class represents a true Java array. The elements in a JSONArray object can be accessed using the square bracket ([]) notation commonly associated with Java arrays.

Go to answer 2

Question 3

True or False? The code in Listing 1 produces the screen output shown in Figure 1 .

Go to answer 3

Question 4

True or False? The code in Listing 2 produces the screen output shown in Figure 3 .

Go to answer 4

Question 5

True or False? The code in Listing 3 produces the screen output shown in Figure 5 .

Go to answer 5

Question 6

True or False? The code in Listing 4 produces the screen output shown in Figure 6 .

Go to answer 6

Question 7

True or False? The code in Listing 5 produces the screen output shown in Figure 8 .

Go to answer 7

Figure index

Listing index

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.

Spacer image of a rabbit and a penguin.

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

Spacer image of a penguin and some houses.

Answers

Answer 7

True. As a subclass of the ArrayList class, an object of the JSONArray class allows duplicate elements.

Go back to Question 7

Answer 6

False. The code in Listing 4 produces the screen output shown in Figure 7 .

Questions & Answers

the diagram of the digestive system
Assiatu Reply
How does twins formed
William Reply
They formed in two ways first when one sperm and one egg are splited by mitosis or two sperm and two eggs join together
Oluwatobi
what is genetics
Josephine Reply
Genetics is the study of heredity
Misack
how does twins formed?
Misack
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Hassan Reply
discuss biological phenomenon and provide pieces of evidence to show that it was responsible for the formation of eukaryotic organelles
Joseph Reply
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Yousuf Reply
the study of living organisms and their interactions with one another and their environments
AI-Robot
the study of living organisms and their interactions with one another and their environment.
Wine
discuss the biological phenomenon and provide pieces of evidence to show that it was responsible for the formation of eukaryotic organelles in an essay form
Joseph Reply
what is the blood cells
Shaker Reply
list any five characteristics of the blood cells
Shaker
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Abdullahi Reply
advantage of electronic microscope is easily and clearly while disadvantage is dangerous because its electronic. advantage of light microscope is savely and naturally by sun while disadvantage is not easily,means its not sharp and not clear
Abdullahi
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Abdullahi
is like gone fail us
DENG
cells is the basic structure and functions of all living things
Ramadan
What is classification
ISCONT Reply
is organisms that are similar into groups called tara
Yamosa
in what situation (s) would be the use of a scanning electron microscope be ideal and why?
Kenna Reply
A scanning electron microscope (SEM) is ideal for situations requiring high-resolution imaging of surfaces. It is commonly used in materials science, biology, and geology to examine the topography and composition of samples at a nanoscale level. SEM is particularly useful for studying fine details,
Hilary
cell is the building block of life.
Condoleezza Reply
what is cell divisoin?
Aron Reply
Diversity of living thing
ISCONT
what is cell division
Aron Reply
Cell division is the process by which a single cell divides into two or more daughter cells. It is a fundamental process in all living organisms and is essential for growth, development, and reproduction. Cell division can occur through either mitosis or meiosis.
AI-Robot
What is life?
Allison Reply
life is defined as any system capable of performing functions such as eating, metabolizing,excreting,breathing,moving,Growing,reproducing,and responding to external stimuli.
Mohamed
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Source:  OpenStax, Object-oriented programming (oop) with java. OpenStax CNX. Jun 29, 2016 Download for free at https://legacy.cnx.org/content/col11441/1.201
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