Question 1

While you can provide any legal identifier you want for an array, conventional rules are typically followed. List and describe the naming conventions for naming arrays.

Accepted Answer

Java programmers conventionally name arr

Question 2

A(n) ____ loop allows you to cycle through an array without specifying the starting and ending points for the loop control variable.

Accepted Answer

A)  do…while 
B)  inner 
C)  enhanced for 
D)  enhanced while 
A)  do…while 
B)  inner 
C)  enhanced for 
D)  enhanced while

Question 3

Match between columns
                        Premises: An integer that specifies an array element

Accepted Answer

The Answer of return and parallel arrays and Java object is...

Question 4

Which of the following println statements will display the last myScores element in an array of 10?

Accepted Answer

A)  System.out.println(vals[0]); 
B)  System.out.println(vals[1]); 
C)  System.out.println(vals[9]); 
D)  System.out.println(vals[10]); 
A)  System.out.println(vals[0]); 
B)  System.out.println(vals[1]); 
C)  System.out.println(vals[9]); 
D)  System.out.println(vals[10]);

Question 5

Match between columns
                        Premises: A copy of the value is made and used within the receiving method

Accepted Answer

The Answer of length and passed by value and enhanced is...

Question 6

When returning an array reference, square brackets are included with the return type in the method header.

Accepted Answer

A) True 
 B)False

Question 7

Match between columns
                        Premises: Numbered beginning with 0

Accepted Answer

The Answer of foreach loop and elements and enhanced for is...

Question 8

Match between columns
                        Premises: Comparing a value to the endpoints of numerical ranges to find the category in which the value belongs.

Accepted Answer

The Answer of enhanced for loop and Java object names is...

Question 9

What does an array's name represent and what value does it hold when declared?

Accepted Answer

Array names contain references, as do al

Question 10

Parallel arrays do not necessarily have the same number of elements.

Accepted Answer

A) True 
 B)False

Question 11

When you create an array variable, memory space is automatically reserved.

Accepted Answer

A) True 
 B)False

Question 12

Match between columns
                        Premises: A nonprimitive object

Accepted Answer

The Answer of reference types and elements and enhanced for is...

Question 13

A(n) ____ is a variable that holds a value as an indicator of whether some condition has been met.

Accepted Answer

A)  reference 
B)  flag 
C)  property 
D)  initializer 
A)  reference 
B)  flag 
C)  property 
D)  initializer

Question 14

double[] studentScores = new double[3]; 
studentScores[0] = 93; 
studentScores[1] = 77; 
studentScores[2] = 85; 
Write a println statement to display the last element of the studentScores array.

Accepted Answer

System.out

Question 15

Match between columns
                        Premises: An array field

Accepted Answer

The Answer of enhanced for loop and length and subscript is...

Question 16

To initialize an array, you use an initialization list of values separated by commas and enclosed within curly braces.

Accepted Answer

A) True 
 B)False

Question 17

When you initialize parallel arrays, it is convenient to use ____ so that the values that correspond to each other visually align on the screen or printed page.

Accepted Answer

A)  tabs 
B)  indentation 
C)  spacing 
D)  dashes 
A)  tabs 
B)  indentation 
C)  spacing 
D)  dashes

Question 18

Describe a situation in which storing just one value at a time in memory does not meet your needs.

Accepted Answer

At times you might encounter situations

Question 19

When you create an array of objects, each reference is assigned the value ____.

Accepted Answer

A)  null 
B)  '\u0000' 
C)  true 
D)  false 
A)  null 
B)  '\u0000' 
C)  true 
D)  false

Question 20

If a class has only a default constructor, you must call the constructor using the keyword ____ for each declared array element.

Accepted Answer

A)  default 
B)  new 
C)  first 
D)  object 
A)  default 
B)  new 
C)  first 
D)  object

While you can provide any legal identifier you want for an array, conventional rules are typically followed. List and describe the naming conventions for naming arrays.

A(n) ____ loop allows you to cycle through an array without specifying the starting and ending points for the loop control variable.

Which of the following println statements will display the last myScores element in an array of 10?

When returning an array reference, square brackets are included with the return type in the method header.

What does an array's name represent and what value does it hold when declared?

Parallel arrays do not necessarily have the same number of elements.

When you create an array variable, memory space is automatically reserved.

A(n) ____ is a variable that holds a value as an indicator of whether some condition has been met.

double[] studentScores = new double[3]; studentScores[0] = 93; studentScores[1] = 77; studentScores[2] = 85; Write a println statement to display the last element of the studentScores array.

To initialize an array, you use an initialization list of values separated by commas and enclosed within curly braces.

When you initialize parallel arrays, it is convenient to use ____ so that the values that correspond to each other visually align on the screen or printed page.

Describe a situation in which storing just one value at a time in memory does not meet your needs.

When you create an array of objects, each reference is assigned the value ____.

If a class has only a default constructor, you must call the constructor using the keyword ____ for each declared array element.

Creating Your First Java Classes

Using Data

Using Methods, Classes and Objects

More Object Concepts

Making Decisions

Looping

Characters, Strings and the Stringbuilder

Advanced Array Concepts

Introduction to Inheritance

Advanced Inheritance Concepts

Exception Handling

File Input and Output

Introduction to Swing Components

Using Javafx and Scene Builder

Filters

Exam 8: Arrays

While you can provide any legal identifier you want for an array, conventional rules are typically followed. List and describe the naming conventions for naming arrays.

A(n) ____ loop allows you to cycle through an array without specifying the starting and ending points for the loop control variable.

Which of the following println statements will display the last myScores element in an array of 10?

When returning an array reference, square brackets are included with the return type in the method header.

What does an array's name represent and what value does it hold when declared?

Parallel arrays do not necessarily have the same number of elements.

When you create an array variable, memory space is automatically reserved.

A(n) ____ is a variable that holds a value as an indicator of whether some condition has been met.

double[] studentScores = new double[3]; studentScores[0] = 93; studentScores[1] = 77; studentScores[2] = 85; Write a println statement to display the last element of the studentScores array.

To initialize an array, you use an initialization list of values separated by commas and enclosed within curly braces.

When you initialize parallel arrays, it is convenient to use ____ so that the values that correspond to each other visually align on the screen or printed page.

Describe a situation in which storing just one value at a time in memory does not meet your needs.

When you create an array of objects, each reference is assigned the value ____.

If a class has only a default constructor, you must call the constructor using the keyword ____ for each declared array element.

Creating Your First Java Classes

Using Data

Using Methods, Classes and Objects

More Object Concepts

Making Decisions

Looping

Characters, Strings and the Stringbuilder

Advanced Array Concepts

Introduction to Inheritance

Advanced Inheritance Concepts

Exception Handling

File Input and Output

Introduction to Swing Components

Using Javafx and Scene Builder

Filters