Question 1

Describe how a loop is controlled by a Boolean expression.

Accepted Answer

Within a looping structure, a Boolean ex

Question 2

What are some unconventional uses of the three sections inside the parentheses of a  for loop? Show at least three examples using code.

Accepted Answer

Initialization of more than one variable

Question 3

Match between columns
                        Premises: Part of the Thread class in the java.lang package

Accepted Answer

The Answer of accumulating and block and do-nothing loop and is...

Question 4

On many keyboards, the Break key is also the ____ key.

Accepted Answer

A)  Pause 
B)  Esc 
C)  Delete 
D)  Ctrl 
A)  Pause 
B)  Esc 
C)  Delete 
D)  Ctrl

Question 5

A ____ is a structure that allows repeated execution of a block of statements.

Accepted Answer

A)  body 
B)  Boolean expression 
C)  loop 
D)  loop control 
A)  body 
B)  Boolean expression 
C)  loop 
D)  loop control

Question 6

How does a for loop work?

Accepted Answer

A for loop is a special loop that is use

Question 7

Match between columns
                        Premises: A body with no statements

Accepted Answer

The Answer of % = and empty body and prefix is...

Question 8

What is wrong with the following code? while (4>2)
 System.out.println ("Hi there");

Accepted Answer

A)  missing curly braces 
B)  illegal conditional expression 
C)  infinite loop 
D)  Syntax error in the output statement 
A)  missing curly braces 
B)  illegal conditional expression 
C)  infinite loop 
D)  Syntax error in the output statement

Question 9

____ is a technique that can improve loop performance by combining two loops into one.

Accepted Answer

A)  Loop fusion 
B)  Prefix incrementing 
C)  Short-circuit evaluation 
D)  Do-nothing looping 
A)  Loop fusion 
B)  Prefix incrementing 
C)  Short-circuit evaluation 
D)  Do-nothing looping

Question 10

A(n) ____ loop is a special loop that is used when a definite number of loop iterations is required.

Accepted Answer

A)  while 
B)  for 
C)  else 
D)  do…while 
A)  while 
B)  for 
C)  else 
D)  do…while

Question 11

A(n) ____ loop is one that performs no actions other than looping.

Accepted Answer

A)  nested 
B)  do-nothing 
C)  indefinite 
D)  posttest 
A)  nested 
B)  do-nothing 
C)  indefinite 
D)  posttest

Question 12

Provide a code example of a pretest loop and an example of a posttest loop.

Accepted Answer

In a pretest loop, the control variable

Question 13

counterLoop = 1; 
while(counterLoop < 10); 
{ 
     System.out.println("Hello"); 
     counterLoop = counterLoop + 1; 
} 
What is the problem in the above while loop? How would you correct the problem?

Accepted Answer

The placement of the statement-ending se

Question 14

A(n) ____ is a kind of indefinite loop.

Accepted Answer

A)  counter-controlled 
B)  event-controlled 
C)  initialized 
D)  validating 
A)  counter-controlled 
B)  event-controlled 
C)  initialized 
D)  validating

Question 15

Shortcut operators are a programmer's only choice when incrementing or accumulating a variable's value.

Accepted Answer

A) True 
 B)False

Question 16

Programmers rarely use indefinite loops when validating input data.

Accepted Answer

A) True 
 B)False

Question 17

You use a unary minus sign preceding a value to make the value ____.

Accepted Answer

A)  negative 
B)  positive 
C)  valid 
D)  constant 
A)  negative 
B)  positive 
C)  valid 
D)  constant

Question 18

Why would a loop with altered user input be considered a type of indefinite loop? Give an example.

Accepted Answer

An event-controlled loop is a type of in

Question 19

The process of repeatedly increasing a value by some amount is known as ____.

Accepted Answer

A)  checking 
B)  adding 
C)  accumulating 
D)  containing 
A)  checking 
B)  adding 
C)  accumulating 
D)  containing

Question 20

What is the output of the following code: loopCount = 1;
While(loopCount < 3)
{
   System.out.println("Hello");
   loopCount = loopCount + 1;
}

Accepted Answer

A)  Hello 
B)  Hello Hello 
C)  Hello Hello
Hello 
D)  HelloHello 
A)  Hello 
B)  Hello Hello 
C)  Hello Hello
Hello 
D)  HelloHello

Describe how a loop is controlled by a Boolean expression.

What are some unconventional uses of the three sections inside the parentheses of a for loop? Show at least three examples using code.

On many keyboards, the Break key is also the ____ key.

A ____ is a structure that allows repeated execution of a block of statements.

How does a for loop work?

What is wrong with the following code? while (4>2) System.out.println ("Hi there");

____ is a technique that can improve loop performance by combining two loops into one.

A(n) ____ loop is a special loop that is used when a definite number of loop iterations is required.

A(n) ____ loop is one that performs no actions other than looping.

Provide a code example of a pretest loop and an example of a posttest loop.

counterLoop = 1; while(counterLoop < 10); { System.out.println("Hello"); counterLoop = counterLoop + 1; } What is the problem in the above while loop? How would you correct the problem?

A(n) ____ is a kind of indefinite loop.

Shortcut operators are a programmer's only choice when incrementing or accumulating a variable's value.

Programmers rarely use indefinite loops when validating input data.

You use a unary minus sign preceding a value to make the value ____.

Why would a loop with altered user input be considered a type of indefinite loop? Give an example.

The process of repeatedly increasing a value by some amount is known as ____.

What is the output of the following code: loopCount = 1; While(loopCount < 3) { System.out.println("Hello"); loopCount = loopCount + 1; }

Creating Your First Java Classes

Using Data

Using Methods, Classes and Objects

More Object Concepts

Making Decisions

Characters, Strings and the Stringbuilder

Arrays

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 6: Looping

Describe how a loop is controlled by a Boolean expression.

What are some unconventional uses of the three sections inside the parentheses of a for loop? Show at least three examples using code.

On many keyboards, the Break key is also the ____ key.

A ____ is a structure that allows repeated execution of a block of statements.

How does a for loop work?

What is wrong with the following code? while (4>2) System.out.println ("Hi there");

____ is a technique that can improve loop performance by combining two loops into one.

A(n) ____ loop is a special loop that is used when a definite number of loop iterations is required.

A(n) ____ loop is one that performs no actions other than looping.

Provide a code example of a pretest loop and an example of a posttest loop.

counterLoop = 1; while(counterLoop < 10); { System.out.println("Hello"); counterLoop = counterLoop + 1; } What is the problem in the above while loop? How would you correct the problem?

A(n) ____ is a kind of indefinite loop.

Shortcut operators are a programmer's only choice when incrementing or accumulating a variable's value.

Programmers rarely use indefinite loops when validating input data.

You use a unary minus sign preceding a value to make the value ____.

Why would a loop with altered user input be considered a type of indefinite loop? Give an example.

The process of repeatedly increasing a value by some amount is known as ____.

What is the output of the following code: loopCount = 1; While(loopCount < 3) { System.out.println("Hello"); loopCount = loopCount + 1; }

Creating Your First Java Classes

Using Data

Using Methods, Classes and Objects

More Object Concepts

Making Decisions

Characters, Strings and the Stringbuilder

Arrays

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