Question 1

When the method readLine)tries to read beyond the end of a file,it returns the value of:

Accepted Answer

A) 1 
B) -1 
C) null 
D) none of the above 
A) 1 
B) -1 
C) null 
D) none of the above

Question 2

Write a Java statement to create an input stream to a file named autos.txt.Use the BufferedReader class.

Accepted Answer

BufferedReader input

Question 3

Write a complete Java program that opens a binary file containing integers and displays the contents to the screen.

Accepted Answer

import java.io.ObjectInputStream;
import

Question 4

Use the output stream to the file autos.txt created above in number 2 to write the line "Mercedes" to the file.

Accepted Answer

outputStre

Question 5

The output stream connected to the computer screen is:

Accepted Answer

A) System.exit 
B) System.quit 
C) System.in 
D) System.out 
A) System.exit 
B) System.quit 
C) System.in 
D) System.out

Question 6

A __________ path name gives the path to a file,starting with the directory that the program is in.

Accepted Answer

A) relative 
B) descendant 
C) full 
D) complete 
A) relative 
B) descendant 
C) full 
D) complete

Question 7

Write a Java statement that creates an output stream to append data to a file named autos.txt.

Accepted Answer

PrintWriter outputSt

Question 8

A full path name gives a complete path name,starting from the directory the program is in.

Accepted Answer

A) True 
 B)False

Question 9

Binary files store data in the same format that is used by any common text editor.

Accepted Answer

A) True 
 B)False

Question 10

The scanner class has a series of methods that checks to see if there is any more well-formed input of the appropriate type.These methods are called __________ methods:

Accepted Answer

A) nextToken 
B) hasNext 
C) getNext 
D) testNext 
A) nextToken 
B) hasNext 
C) getNext 
D) testNext

Question 11

Explain the differences between a text file,an ASCII file and a binary file.

Accepted Answer

Text files are files that appear to cont

Question 12

All of the following are methods of the Scanner class except:

Accepted Answer

A) nextFloat) 
B) next) 
C) useDelimiter) 
D) readLine) 
A) nextFloat) 
B) next) 
C) useDelimiter) 
D) readLine)

Question 13

The FileNotFoundException is a descendant of the class IOException.

Accepted Answer

A) True 
 B)False

Question 14

What happens when the method close is invoked on a stream?

Accepted Answer

When the close method is invok

Question 15

In Java,when you open a text file you should account for a possible:

Accepted Answer

A) FileNotFoundException 
B) FileFullException 
C) FileNotReadyException 
D) all of the above 
A) FileNotFoundException 
B) FileFullException 
C) FileNotReadyException 
D) all of the above

Question 16

There are two common classes used for reading from a text file.They are:

Accepted Answer

A) PrintWriter and BufferedReader 
B) FileInputStream and Scanner 
C) BufferedReader and Scanner 
D) None of the above 
A) PrintWriter and BufferedReader 
B) FileInputStream and Scanner 
C) BufferedReader and Scanner 
D) None of the above

Question 17

All of the following are methods of the File class except:

Accepted Answer

A) exists) 
B) delete) 
C) getDirectory) 
D) getName) 
A) exists) 
B) delete) 
C) getDirectory) 
D) getName)

Question 18

An ___________ allows data to flow into your program.

Accepted Answer

A) input stream 
B) output stream 
C) file name 
D) all of the above 
A) input stream 
B) output stream 
C) file name 
D) all of the above

Question 19

The preferred stream classes for processing binary files are ObjectInputStream and ObjectOutputStream.

Accepted Answer

A) True 
 B)False

Question 20

The method _________ reads a single character from an input stream.

Accepted Answer

A) readLine) 
B) skip) 
C) read) 
D) close) 
A) readLine) 
B) skip) 
C) read) 
D) close)

When the method readLine)tries to read beyond the end of a file,it returns the value of:

Write a Java statement to create an input stream to a file named autos.txt.Use the BufferedReader class.

Write a complete Java program that opens a binary file containing integers and displays the contents to the screen.

Use the output stream to the file autos.txt created above in number 2 to write the line "Mercedes" to the file.

The output stream connected to the computer screen is:

A __________ path name gives the path to a file,starting with the directory that the program is in.

Write a Java statement that creates an output stream to append data to a file named autos.txt.

A full path name gives a complete path name,starting from the directory the program is in.

Binary files store data in the same format that is used by any common text editor.

The scanner class has a series of methods that checks to see if there is any more well-formed input of the appropriate type.These methods are called __________ methods:

Explain the differences between a text file,an ASCII file and a binary file.

All of the following are methods of the Scanner class except:

The FileNotFoundException is a descendant of the class IOException.

What happens when the method close is invoked on a stream?

In Java,when you open a text file you should account for a possible:

There are two common classes used for reading from a text file.They are:

All of the following are methods of the File class except:

An ___________ allows data to flow into your program.

The preferred stream classes for processing binary files are ObjectInputStream and ObjectOutputStream.

The method _________ reads a single character from an input stream.

Getting Started

Console Input and Output

Flow of Control

Defining Classes I

Defining Classes II

Arrays

Inheritance

Polymorphism and Abstract Classes

Exception Handling

Recursion

Uml and Patterns

Interfaces and Inner Classes

Generics and the Arraylist Class

Linked Data Structures

Collections,maps,and Iterators

Swing I

Swing II

Java Never Ends

Applets

Filters

Exam 10: File IO

When the method readLine)tries to read beyond the end of a file,it returns the value of:

Write a Java statement to create an input stream to a file named autos.txt.Use the BufferedReader class.

Write a complete Java program that opens a binary file containing integers and displays the contents to the screen.

Use the output stream to the file autos.txt created above in number 2 to write the line "Mercedes" to the file.

The output stream connected to the computer screen is:

A __________ path name gives the path to a file,starting with the directory that the program is in.

Write a Java statement that creates an output stream to append data to a file named autos.txt.

A full path name gives a complete path name,starting from the directory the program is in.

Binary files store data in the same format that is used by any common text editor.

The scanner class has a series of methods that checks to see if there is any more well-formed input of the appropriate type.These methods are called __________ methods:

Explain the differences between a text file,an ASCII file and a binary file.

All of the following are methods of the Scanner class except:

The FileNotFoundException is a descendant of the class IOException.

What happens when the method close is invoked on a stream?

In Java,when you open a text file you should account for a possible:

There are two common classes used for reading from a text file.They are:

All of the following are methods of the File class except:

An ___________ allows data to flow into your program.

The preferred stream classes for processing binary files are ObjectInputStream and ObjectOutputStream.

The method _________ reads a single character from an input stream.

Getting Started

Console Input and Output

Flow of Control

Defining Classes I

Defining Classes II

Arrays

Inheritance

Polymorphism and Abstract Classes

Exception Handling

Recursion

Uml and Patterns

Interfaces and Inner Classes

Generics and the Arraylist Class

Linked Data Structures

Collections,maps,and Iterators

Swing I

Swing II

Java Never Ends

Applets

Filters