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Answer 19

Question 20

Show the proper syntax for declaring a variable of type double and initializing its value to 5.5.

Answer 20

Question 21

Show the proper syntax for declaring a variable of type Double and initializing its value to 5.5.

Answer 21

Question 22

Show the proper syntax for extracting the value from a variable of type Double .

Answer 22

Question 23

True or false? In Java, the name of a reference variable evaluates to the address of the location in memory where the variable is stored.

Answer 23

Question 24

What is a legal identifier in Java?

Answer 24

Question 25

What are the rules for variable names in Java?

Answer 25

Question 26

What is meant by the scope of a Java variable?

Answer 26

Question 27

What are the four possible scope categories for a Java variable?

Answer 27

Question 28

What is a member variable?

Answer 28

Question 29

Where are local variables declared in Java?

Answer 29

Question 30

What is the scope of a local variable in Java?

Answer 30

Question 31

What defines a block of code in Java?

Answer 31

Question 32

What is the scope of a variable that is declared within a block of code that is defined within a method and which is a subset of the statements that make upthe method?

Answer 32

Question 33

What is the scope of a variable declared within the initialization clause of a for statement in Java? Provide an example code fragment.

Answer 33

Question 34

What are method parameters and what are they used for?

Answer 34

Question 35

What is the scope of a method parameter ?

Answer 35

Question 36

What are exception handler parameters ?

Answer 36

Question 37

Write a Java application that illustrates member variables (class and instance) , local variables, and method parameters.

Answer 37

Question 38

True or false? Member variables in a Java class can be initialized when the class is defined.

Answer 38

Question 39

How are method parameters initialized in Java?

Answer 39

Listings

What is the meaning of the following two images?

This image was 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.

The image is also an example of the kinds of things that we do in my course titled ITSE 2321, Object-Oriented Programming.

Missing image

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

Missing image

Answers

Answer 39

Method parameters are initialized by the values passed to the method.

Back to Question 39

Answer 38

True.

Back to Question 38

Answer 37

See the application named member1 in this module for an example of such an application.

Back to Question 37

Answer 36

Exception handler parameters are arguments to exception handlers, which will be discussed in a future module.

Back to Question 36

Answer 35

The scope of a method parameter is the entire method for which it is a parameter.

Back to Question 35

Answer 34

Method parameters are the formal arguments of a method. Method parameters are used to pass values into and out of methods.

Back to Question 34

Answer 33

Java treats the scope of a variable declared within the initialization clause of a for statement to be limited to the total extent of the for statement. A sample code fragment follows where cnt is the variable being discussed:

Questions & Answers

The similarities and difference between the definition of prof Lionel Robbins and prof Paul ; A; Samuel son, each 5 definition
prince Reply
What are the basic concepts of economic
Taye Reply
With the aid of appropriate diagram differentiate between change in demand
Jones Reply
explain demand
Alaka Reply
Demand is a quantity of goods and services a consumer is willing to buy at given price in a period of time.
Aliado
who break in bulk
Alaka
what is demands and it law
matthew Reply
Demands, is the quantity of agoods a consumer is willing to buy at given price in a give period of time where as the law of demand states that, the higher the price, the lower the quantity demanded and the lower the price, the higher the quantity demanded by consumers
Aliado
what is division of labour
Sunday Reply
The similarities and difference between the definition of prof Lionel Robbins and prof Paul ; A; Samuel son, each 5 definition
prince
Demand is set to be enlastic when its what
bohvy Reply
more than boll had him had bhaag......
SHADAB
Cant you speak in English
john
a little
Tith
I do speak English.. the question is Demand is set to be elasticity went the dash *2
bohvy
if I want some document from,that 9k?
Tith
hi
muhammed
if both %^ Increase in input & %^ increase in output, then it is elastic and = to 1.
Rowda
Allah's Allah's last I'll be in the area around.....
SHADAB
Hy guyz
Vuyai
Hi
john
How are you all doing rumies
john
why is scarcity a fundamental problem in economic
Abubakar Reply
what is demand curve
Takyi Reply
xplain
Ubong
thanks for your help with the same....
SHADAB
What is elasticity of demand
Karim
what is unemployment
Alaka
what is opportunity cost
Samuel Reply
Opportunity cost which also mean real cost it is a term used for foregone alternatives
john
what is demand
ikea Reply
Demand may simply be define as the total quantity of good or service a consumer are willing to buy at a specific price within a period of time.
john
your language is tough
techy Reply
How economics is related to other subjects?
Mikateko Reply
It is social science related subjects
john
How ? explain
Mikateko
and something else help me about business cycle
Mikateko
s classified as a social science. This view makes eco­nomics an academic relative of political science, sociology, psychology and anthropology. All of these disciplines study the behaviour of human beings individually and in groups.
john
The business cycle describes the rise and fall in production output of goods and services in an economy. Business cycles are generally measured using the rise and fall in the real gross domestic product (GDP) or the GDP.
john
hello everyone
Selena
hii
Yes
hello selena
Yes
How are you doing every one
john
hello Selena
Yes
hi
NONSO
yes
NONSO
What Is Economic Growth?
Saviour Reply
is the increase of quantity of goods ans services
Hashi
what is economic
Yomina Reply
Economic may be define as the science which studies human behaviour in relationship with end and scarce which have alternative use. This definition was drafted by Lionel robbin
john
good
Tith
it is science of wealth.
SHADAB
if I want some documents from you ,Are you ok?
Tith
it is not only wealth as well as welfare also.as well as scarce means of ends,for human satisfaction for alternative uses.
Avijit
economics applications
techy
Researchers demonstrated that the hippocampus functions in memory processing by creating lesions in the hippocampi of rats, which resulted in ________.
Mapo Reply
The formulation of new memories is sometimes called ________, and the process of bringing up old memories is called ________.
Mapo Reply
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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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