Answer each question

Answer each question

Design a class named CustomerRecord that holds a customer number, name, and address. Include methods to set the values for each data field and output the values for each data field. Create the class diagram and write the code (not language specific, ie. psuedocode) that defines the class.

You can write as many constructors for a class as you want, as long as they all have different ____ lists.

	A.	object
	B.	data field
	C.	method
	D.	parameter

Programmers refer to hidden implementation details as existing in a ____.

	A.	white box
	B.	white hole
	C.	black box
	D.	black hole

A constructor may require ____.

	A.	parameters
	B.	methods
	C.	objects
	D.	inheritance

A class diagram consists of a ____ divided into three sections.

	A.	square
	B.	rectangle
	C.	circle
	D.	triangle

A method’s ____ consists of the method’s statements.

	A.	body
	B.	space
	C.	space
	D.	group

Creating multiple methods with the same name, which will act differently and appropriately when used with different types of objects, is known as polymorphism.

 True

 False

Overloaded methods have the same name and parameter lists.

 True

 False

Everything is an object, and every object is a member of a ____.

	A.	class
	B.	method
	C.	case
	D.	process

When illegal division by 0 takes place, an Exception object is not created automatically by the object-oriented language application.

 True

 False

An instance method or constructor may be overloaded by providing the same name and ____ argument list.

	A.	a different
	B.	the same
	C.	a larger
	D.	a smaller

When a variable is declared within a method, it ceases to exist when the method ends.

 True

 False

What will be the output of the below program? List what will be outputed to the screen and explain your answer.

class Class_name

  main()

      // Declarations

    num index

    num SIZE = 10

    num numbers[SIZE] = 0,0,0,0,0,0,0,0,0,0

  index = 0

  while index < SIZE

  numbers[index]= index * 10

  index = index + 1

  endwhile 

  output “The Output is: ”

  while index > 0

  index = index – 1

  output numbers[index]

  endwhile

  return

endClass

A(n) ____ statement indicates the end of the catch block in the pseudocode.

	A.	finalcatch
	B.	finally
	C.	endcatch
	D.	stop

____ variables and constants are those that are known to an entire class.

	A.	Global
	B.	Local
	C.	Universal
	D.	Comprehensive

Simple non-array variables are usually passed to methods by ____.

	A.	value
	B.	reference
	C.	type
	D.	class

A(n) ____ is one instance of a class.

	A.	method
	B.	object
	C.	instantiation
	D.	attribute

A method is a program module that contains a series of statements that carry out a task.

 True

 False

The call stack is where the computer stores the list of exceptions.

 True

 False

Class diagrams are a type of ____ diagram.

	A.	Unified Illustration Language
	B.	Unified Modeling Language
	C.	Object-Oriented Modeling Language
	D.	Unified Pseudocode Language

A method can be used more than once within a program or in other programs.

 True

 False

A catch block consists of four different elements: the keyword catch, followed by parentheses that contain an exception type and identifier, statements that take action to handle the error condition, an endcatch statement, and a return statement.

 True

 False

What is the screen output of the following code segment? Explain the reasoning behind your answer.

Test1 = 70
Test2 = 80
Test3 = 84
NumberOfTests = 3
Average = (Test1 + Test2 + Test3) / NumberOfTests

IF Average >= 90 THEN

  Output “Great job”

  Output “Your average is: ”, Average

ELSE

IF Average >= 80 or Average <=89 THEN 

  Output “Nice work”

  Output “Your average is: “, Average

ELSE

  Output : “Your Average is:”, Average

  Output “, You will do better next time!”

ENDIF

Methods are sometimes called ____.

	A.	segments
	B.	modules
	C.	classes
	D.	routines

When a data field is private, it is said to be ____ to any class other than the one in which it is defined.

	A.	uninheritable
	B.	implicit
	C.	unreachable
	D.	inaccessible

A child class contains all the data fields and ____ of its parent.

	A.	parameters
	B.	classes
	C.	methods
	D.	procedures

When a main() method needs to use another method, it calls, or invokes it.

 True

 False

Multiple inheritance is the capability to inherit more than one method from a parent class.

 True

 False

Libraries are collections of classes that serve related purposes.

 True

 False

____ is the process of creating a new, derived class from a base class.

	A.	Accessibility
	B.	Encapsulation
	C.	Inheritance
	D.	Polymorphism

An object is a category of things.

 True

 False

A ____ is one that sends an exception object out of a method so it can be handled elsewhere.

	A.	catch statement
	B.	throw method
	C.	catch block
	D.	throw statement

A ____ reference is an automatically created variable that holds the address of an object and passes it to an instance method whenever the method is called.

	A.	key
	B.	public
	C.	that
	D.	this

What is one item that must be included in a method’s header if it can receive a parameter?

	A.	local parameter name
	B.	global parameter name
	C.	parameter’s client
	D.	return data structure

A ____ is a segment of code that can handle an exception that might be thrown by the try block that precedes it.

	A.	catch method
	B.	throw block
	C.	catch block
	D.	throw statement

A parent class is the same thing as a base class.

 True

 False

The object-oriented techniques to manage errors such as dividing a value by 0 comprise the group of methods known as ____.

	A.	exception handling
	B.	error handling
	C.	exception processing
	D.	error processing

The memory location known as the ____ is where the computer stores the list of method locations to which the system must return.

	A.	method stack
	B.	location stack
	C.	call stack
	D.	store location

When appropriate, specialized ____ classes provide an elegant way for you to handle error situations.

	A.	Exception
	B.	Error
	C.	Constructor
	D.	Event

Methods can be ____ correctly by providing different parameter lists for methods with the same name.

	A.	updated
	B.	tested
	C.	overloaded
	D.	passed

Write a method that will perform the a division operation (divide by) on the numbers passed to it in two variables (numerator, denominator) and outputs the results. Use a try-catch pair to output an error message if the illegal operation of divide by 0 occurs.

The ability to use methods without knowing the details of their contents is a feature of ____.

	A.	abstraction
	B.	encapsulation
	C.	inheritance
	D.	construction

Global variables are known to the entire class.

 True

 False

Unreachable code statements are program statements that only execute if there is an exception.

 True

 False

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