Question 1

The ability to catch multiple types of exceptions with a single catch is known as ________, and was introduced in Java 7.

Accepted Answer

A)  multi-catch 
B)  super catch 
C)  exception trapping 
D)  compound catch 
A)  multi-catch 
B)  super catch 
C)  exception trapping 
D)  compound catch

Question 2

Beginning in Java 7, multi-catch can reduce a lot of duplicated code in a try statement that needs to catch multiple exceptions, but perform the same operation for each one.

Accepted Answer

A) True 
 B)False

Question 3

The numeric classes' "parse" methods all throw an exception of this type if the string being converted does not contain a convertible numeric value.

Accepted Answer

A)  NumberFormatException 
B)  ParseIntError 
C)  ExceptionMessage 
D)  FileNotFoundException 
A)  NumberFormatException 
B)  ParseIntError 
C)  ExceptionMessage 
D)  FileNotFoundException

Question 4

If, within one try statement you want to have catch clauses of the following types, in which order should they appear in your program: (1) Exception
(2) IllegalArgumentException
(3) RuntimeException
(4) Throwable

Accepted Answer

A)  1, 2, 3, 4 
B)  2, 3, 1, 4 
C)  4, 1, 3, 2 
D)  3, 1, 2, 4 
A)  1, 2, 3, 4 
B)  2, 3, 1, 4 
C)  4, 1, 3, 2 
D)  3, 1, 2, 4

Question 5

If your code does not handle and exception when it is thrown, this prints an error message and crashes the program.

Accepted Answer

A)  Java error handler 
B)  multi-catch 
C)  default exception handler 
D)  try statement 
A)  Java error handler 
B)  multi-catch 
C)  default exception handler 
D)  try statement

Question 6

This is a section of code that gracefully responds to exceptions when they are thrown.

Accepted Answer

A)  Thrown class 
B)  Default exception handler 
C)  Exception 
D)  Exception handler 
A)  Thrown class 
B)  Default exception handler 
C)  Exception 
D)  Exception handler

Question 7

The throw statement informs the compiler that a method throws one or more exception.

Accepted Answer

A) True 
 B)False

Question 8

In a try/catch construct, after the catch statement is executed:

Accepted Answer

A)  the program returns to the statement following the statement in which the exception occurred 
B)  the program terminates 
C)  the program resumes at the statement that immediately follows the try/catch construct 
D)  the program resumes at the first statement of the try statement 
A)  the program returns to the statement following the statement in which the exception occurred 
B)  the program terminates 
C)  the program resumes at the statement that immediately follows the try/catch construct 
D)  the program resumes at the first statement of the try statement

Question 9

A catch clause that uses a parameter variable of the Exception type is capable of catching any exception that extends the Error class.

Accepted Answer

A) True 
 B)False

Question 10

Classes that inherit from the Error class are:

Accepted Answer

A)  for exceptions that are thrown when a critical error occurs, and the application program should not try to handle them 
B)  for exceptions that are thrown when a critical error occurs, and the application program should try to handle them 
C)  for exceptions that are thrown when an IOException occurs, and the application program should not try to handle them 
D)  for exceptions that are thrown when an IOException error occurs, and the application program should try to handle them 
A)  for exceptions that are thrown when a critical error occurs, and the application program should not try to handle them 
B)  for exceptions that are thrown when a critical error occurs, and the application program should try to handle them 
C)  for exceptions that are thrown when an IOException occurs, and the application program should not try to handle them 
D)  for exceptions that are thrown when an IOException error occurs, and the application program should try to handle them

Question 11

When an object is serialized, it is converted into a series of bytes that contain the object's data.

Accepted Answer

A) True 
 B)False

Question 12

If a random access file contains a stream of characters, which of the following would you use to set the pointer on the fifth character?

Accepted Answer

A)  file.seek(4); 
B)  file.seek(5); 
C)  file.seek(9); 
D)  file.seek(8); 
A)  file.seek(4); 
B)  file.seek(5); 
C)  file.seek(9); 
D)  file.seek(8);

Question 13

An exception's default error message can be retrieved using this method.

Accepted Answer

A)  getMessage() 
B)  getErrorMessage() 
C)  getDefaultMessage() 
D)  getDefaultErrorMessage() 
A)  getMessage() 
B)  getErrorMessage() 
C)  getDefaultMessage() 
D)  getDefaultErrorMessage()

Question 14

Under Windows, which of the following statements will open the file InputFile.txt that is in the root directory on the C: drive?

Accepted Answer

A)  FileReader freader = new FileReader("C:\InputFile.txt"); 
B)  FileReader freader = new FileReader("C:\InputFile	xt"); 
C)  FileReader freader = new FileReader("/c/InputFile.txt"); 
D)  FileReader freader = new FileReader("C:\InputFile.txt"); 
A)  FileReader freader = new FileReader("C:\InputFile.txt"); 
B)  FileReader freader = new FileReader("C:\InputFile	xt"); 
C)  FileReader freader = new FileReader("/c/InputFile.txt"); 
D)  FileReader freader = new FileReader("C:\InputFile.txt");

Question 15

In a multi-catch, (introduced in Java 7) the exception types are separated in the catch clause by this symbol:

Accepted Answer

A)  (*) 
B)  (?) 
C)  (|) 
D)  (&) 
A)  (*) 
B)  (?) 
C)  (|) 
D)  (&)

Question 16

In the following code, assume that inputFile references a Scanner object that has been successfully used to open a file: double totalIncome = 0.0;
While (inputFile.hasNext())
{
Try
{
TotalIncome += inputFile.nextDouble();
}
Catch(InputMismatchException e)
{
System.out.println("Non-numeric data encountered " +
"in the file.");
InputFile.nextLine();
}
Finally
{
TotalIncome = 35.5;
}
}
What will be the value of totalIncome after the following values are read from the file?
2)5
8)5
3)0
5)5
Abc
1)0

Accepted Answer

A)  19.5 
B)  0.0 
C)  35.5 
D)  75.0 
A)  19.5 
B)  0.0 
C)  35.5 
D)  75.0

The ability to catch multiple types of exceptions with a single catch is known as ________, and was introduced in Java 7.

Beginning in Java 7, multi-catch can reduce a lot of duplicated code in a try statement that needs to catch multiple exceptions, but perform the same operation for each one.

The numeric classes' "parse" methods all throw an exception of this type if the string being converted does not contain a convertible numeric value.

If, within one try statement you want to have catch clauses of the following types, in which order should they appear in your program: (1) Exception (2) IllegalArgumentException (3) RuntimeException (4) Throwable

If your code does not handle and exception when it is thrown, this prints an error message and crashes the program.

This is a section of code that gracefully responds to exceptions when they are thrown.

The throw statement informs the compiler that a method throws one or more exception.

In a try/catch construct, after the catch statement is executed:

A catch clause that uses a parameter variable of the Exception type is capable of catching any exception that extends the Error class.

Classes that inherit from the Error class are:

When an object is serialized, it is converted into a series of bytes that contain the object's data.

If a random access file contains a stream of characters, which of the following would you use to set the pointer on the fifth character?

An exception's default error message can be retrieved using this method.

Under Windows, which of the following statements will open the file InputFile.txt that is in the root directory on the C: drive?

In a multi-catch, (introduced in Java 7) the exception types are separated in the catch clause by this symbol:

Introduction to Computers and Java

Java Fundamentals

Decision Structures

Loops and Files

Methods

A First Look at Classes

Arrays and the Arraylist Class

A Second Look at Classes and Objects

Text Processing and More About Wrapper Classes

Inheritance

A First Look at GUI Applications

Advanced GUI Applications

Applets and More

Creating GUI Applications With Javafx and Scene Builder

Recursion

Databases

Filters

Exam 11: Exceptions and Advanced File IO

The ability to catch multiple types of exceptions with a single catch is known as ________, and was introduced in Java 7.

Beginning in Java 7, multi-catch can reduce a lot of duplicated code in a try statement that needs to catch multiple exceptions, but perform the same operation for each one.

The numeric classes' "parse" methods all throw an exception of this type if the string being converted does not contain a convertible numeric value.

If, within one try statement you want to have catch clauses of the following types, in which order should they appear in your program: (1) Exception (2) IllegalArgumentException (3) RuntimeException (4) Throwable

If your code does not handle and exception when it is thrown, this prints an error message and crashes the program.

This is a section of code that gracefully responds to exceptions when they are thrown.

The throw statement informs the compiler that a method throws one or more exception.

In a try/catch construct, after the catch statement is executed:

A catch clause that uses a parameter variable of the Exception type is capable of catching any exception that extends the Error class.

Classes that inherit from the Error class are:

When an object is serialized, it is converted into a series of bytes that contain the object's data.

If a random access file contains a stream of characters, which of the following would you use to set the pointer on the fifth character?

An exception's default error message can be retrieved using this method.

Under Windows, which of the following statements will open the file InputFile.txt that is in the root directory on the C: drive?

In a multi-catch, (introduced in Java 7) the exception types are separated in the catch clause by this symbol:

Introduction to Computers and Java

Java Fundamentals

Decision Structures

Loops and Files

Methods

A First Look at Classes

Arrays and the Arraylist Class

A Second Look at Classes and Objects

Text Processing and More About Wrapper Classes

Inheritance

A First Look at GUI Applications

Advanced GUI Applications

Applets and More

Creating GUI Applications With Javafx and Scene Builder

Recursion

Databases

Filters