Question 1

Which of the following code snippets displays the output exactly 10 times?

Accepted Answer

A)  int i=0;
while (i<10);
{
System. out.println("This is example 1.");
i++;
} 
B)  int i = 0 ;
while (i < 10)
{ System.out.println("This is example 2.");
i++;
} 
C)  Int i=0;
while (i<10)
{
System. out.println("This is example 3.");
} 
D)  int i=1;
while (i<10)
{
System. out.println("This is example 4.");
i++;
} 
A)  int i=0;
while (i<10);
{
System. out.println("This is example 1.");
i++;
} 
B)  int i = 0 ;
while (i < 10)
{ System.out.println("This is example 2.");
i++;
} 
C)  Int i=0;
while (i<10)
{
System. out.println("This is example 3.");
} 
D)  int i=1;
while (i<10)
{
System. out.println("This is example 4.");
i++;
}

Question 2

When hand tracing, drawing a line through the value stored in a variable means that the

Accepted Answer

A) value stored there has changed to something new. 
B) variable is the wrong data type for the code being executed. 
C) expression being evaluated uses that variable. 
D) variable must be inside a loop. 
A) value stored there has changed to something new. 
B) variable is the wrong data type for the code being executed. 
C) expression being evaluated uses that variable. 
D) variable must be inside a loop.

Question 3

Which of the following loops executes exactly 10 times?

Accepted Answer

A)  for (int i=0 ; i<=10 ; i++ )  {  } 
B)  Int i=0;
boolean found = false;
do
{
i++;
if ( i% 10==0)
{
found = true;
}
}
while ( i<10 && ! found); 
C)  int i = 0;
while (i <=10)
{
i++;
} 
D)  for (int i=1 ; i<=10 ; i++ ) 
A)  for (int i=0 ; i<=10 ; i++ )  {  } 
B)  Int i=0;
boolean found = false;
do
{
i++;
if ( i% 10==0)
{
found = true;
}
}
while ( i<10 && ! found); 
C)  int i = 0;
while (i <=10)
{
i++;
} 
D)  for (int i=1 ; i<=10 ; i++ )

Question 4

How many times does the code snippet below display "Hello"?

Accepted Answer

A) infinite times 
B) 14 times 
C) 15 times 
D) 16 times 
A) infinite times 
B) 14 times 
C) 15 times 
D) 16 times

Question 5

Which of the following statements is correct about a sentinel?

Accepted Answer

A) A sentinel is a value that creates a bridge between a data set and unrelated input. 
B) A sentinel is a value that is part of the data to be processed by the program. 
C) A sentinel is a value that terminates a program. 
D) A sentinel is a value that indicates the end of an input sequence. 
A) A sentinel is a value that creates a bridge between a data set and unrelated input. 
B) A sentinel is a value that is part of the data to be processed by the program. 
C) A sentinel is a value that terminates a program. 
D) A sentinel is a value that indicates the end of an input sequence.

Question 6

Which loop does not check a condition at the beginning of the loop?
I.the do loop
II.the while loop
III.the for loop

Accepted Answer

A) I and II 
B) I and III 
C) I only 
D) III only 
A) I and II 
B) I and III 
C) I only 
D) III only

Question 7

Which statement about storyboards is true?

Accepted Answer

A) A storyboard can help prevent potential user confusion early in the design process. 
B) Storyboards are used primarily to understand how implemented programs work. 
C) The storyboard helps to train users about how to use software. 
D) Storyboards have no relationship to the structure of an actual working program. 
A) A storyboard can help prevent potential user confusion early in the design process. 
B) Storyboards are used primarily to understand how implemented programs work. 
C) The storyboard helps to train users about how to use software. 
D) Storyboards have no relationship to the structure of an actual working program.

Which of the following code snippets displays the output exactly 10 times?

When hand tracing, drawing a line through the value stored in a variable means that the

Which of the following loops executes exactly 10 times?

How many times does the code snippet below display "Hello"?

Which of the following statements is correct about a sentinel?

Which loop does not check a condition at the beginning of the loop? I.the do loop II.the while loop III.the for loop

Which statement about storyboards is true?

Introduction

Using Objects

Implementing Classes

Fundamental Data Types

Decisions

Arrays and Array Lists

Designing Classes

Inheritance

Interfaces

Input/Output and Exception Handling

Object-Oriented Design

Recursion

Sorting and Searching

The Java Collections Framework

Basic Data Structures

Tree Structures

Generic Classes

Stream Processing

Graphical User Interfaces

Advanced Input/Output

Multithreading

Internet Networking

Relational Databases

XML

Filters

Exam 6: Loops

Which of the following code snippets displays the output exactly 10 times?

When hand tracing, drawing a line through the value stored in a variable means that the

Which of the following loops executes exactly 10 times?

How many times does the code snippet below display "Hello"?

Which of the following statements is correct about a sentinel?

Which loop does not check a condition at the beginning of the loop? I.the do loop II.the while loop III.the for loop

Which statement about storyboards is true?

Introduction

Using Objects

Implementing Classes

Fundamental Data Types

Decisions

Arrays and Array Lists

Designing Classes

Inheritance

Interfaces

Input/Output and Exception Handling

Object-Oriented Design

Recursion

Sorting and Searching

The Java Collections Framework

Basic Data Structures

Tree Structures

Generic Classes

Stream Processing

Graphical User Interfaces

Advanced Input/Output

Multithreading

Internet Networking

Relational Databases

XML

Filters