Question 1

When you issue the command to compile a class containing errors, the Java compiler does not produce any error messages. You will first need to run the class in order to see error messages.

Accepted Answer

A) True 
 B)False

Question 2

Match between columns
                        Premises: Any combination of nonprinting characters

Accepted Answer

The Answer of debugging and compiler and polymorphism and whitespace is...

Question 3

In a ____ environment, you can change directories using the cd command. For example, to change to a directory named MyClasses , you type cd MyClasses and press Enter.

Accepted Answer

A)  Windows 
B)  Java 
C)  graphical 
D)  DOS

Question 4

What are the differences between K & R style and Allman style? Which one is used in this textbook?

Accepted Answer

The answer of What are the differences between K &...

Question 5

____ is the process the compiler uses to divide your source code into meaningful portions; the message means that the compiler was in the process of analyzing the code when the end of the file was encountered prematurely.

Accepted Answer

A)  Running 
B)  Debugging 
C)  Compiling 
D)  Parsing

Question 6

System software is used for tasks such as word processing, calculations and playing games.

Accepted Answer

A) True 
 B)False

Question 7

When you run a Java application using the ____ command, do not add the .class extension to the filename.

Accepted Answer

A)  class 
B)  static 
C)  java 
D)  output

Question 8

Whenever a method requires multiple arguments, the arguments are always separated with ____.

Accepted Answer

A)  commas 
B)  periods 
C)  forward slashes 
D)  brackets

Question 9

After a successful compile, you can run the class file on any computer that has a ____.

Accepted Answer

A)  Java language interpreter 
B)  Web browser 
C)  text editor 
D)  DOS

Question 10

It is a tradition among programmers that the first program you write in any language produces "____" as its output.

Accepted Answer

A)  Hi, your name! 
B)  Hello, world! 
C)  My first program! 
D)  Hello, your name!

Question 11

A Java identifier can contain only letters, digits, ampersands, or number signs.

Accepted Answer

A) True 
 B)False

Question 12

Write a line comment and block comment for the following line of code identifying the author, date, and purpose of the method. In addition, explain the difference between comments that consist of a double-slash (//) and those that have a starting and ending slash asterisk (/* .. */). 
System.out.println("Hello Students");

Accepted Answer

The answer of Write a line comment and block comment...

Question 13

In programming, named computer memory locations are called ____because they hold values that might vary.

Accepted Answer

A)  constants 
B)  variables 
C)  strings 
D)  addresses

Question 14

What is the purpose of the argument "null" in the statement below: JOptionPane.showMessageDialog(null, "Show my message");

Accepted Answer

A)  This argument is ignored by Java. 
B)  The output message will be placed in the upper left corner of the screen. 
C)  The output message will be placed in the middle of the screen. 
D)  It instructs Java to display the message immediately.

Question 15

If a compiler detects a violation of language rules, it refuses to translate the class to ____.

Accepted Answer

A)  an application 
B)  a logic error 
C)  machine code 
D)  Java

Question 16

The ____ is also called the Java class library; it contains information about how to use every prewritten Java class, including lists of all the methods you can use with the classes.

Accepted Answer

A)  Java package 
B)  Java Interface 
C)  Java SDK 
D)  Java API

Question 17

Match between columns
                        Premises: A low-level programming language

Accepted Answer

The Answer of inheritance and high-level programming languages and polymorphism is...

Question 18

Match between columns
                        Premises: The same word can be used in different situations

Accepted Answer

The Answer of javadoc and attributes and polymorphism and compiler is...

Question 19

Briefly describe the elements of the main() method: 
public static void main(String[] args) 
{ 
Java code... 
}

Accepted Answer

The answer of Briefly describe the elements of the main()...

Question 20

____ comments are a special case of block comments that are used to generate documentation.

Accepted Answer

A)  Line comments 
B)  Doc comments 
C)  JDoc 
D)  Javadoc

Exam 1: Creating Your First Java Classes

When you issue the command to compile a class containing errors, the Java compiler does not produce any error messages. You will first need to run the class in order to see error messages.

Match each term with the correct statement below.

In a ____ environment, you can change directories using the cd command. For example, to change to a directory named MyClasses , you type cd MyClasses and press Enter.

What are the differences between K & R style and Allman style? Which one is used in this textbook?

____ is the process the compiler uses to divide your source code into meaningful portions; the message means that the compiler was in the process of analyzing the code when the end of the file was encountered prematurely.

System software is used for tasks such as word processing, calculations and playing games.

When you run a Java application using the ____ command, do not add the .class extension to the filename.

Whenever a method requires multiple arguments, the arguments are always separated with ____.

After a successful compile, you can run the class file on any computer that has a ____.

It is a tradition among programmers that the first program you write in any language produces "____" as its output.

A Java identifier can contain only letters, digits, ampersands, or number signs.

In programming, named computer memory locations are called ____because they hold values that might vary.

What is the purpose of the argument "null" in the statement below: JOptionPane.showMessageDialog(null, "Show my message") ;

If a compiler detects a violation of language rules, it refuses to translate the class to ____.

The ____ is also called the Java class library; it contains information about how to use every prewritten Java class, including lists of all the methods you can use with the classes.

Match each term with the correct statement below.

Match each term with the correct statement below.

Briefly describe the elements of the main() method: public static void main(String[] args) { Java code... }

____ comments are a special case of block comments that are used to generate documentation.