Question 1

How is the % modulus)operator used? What is the common use of the modulus operator?

Accepted Answer

The modulus operator is used to return the remainder in integer division.For example,the modulus operator is commonly used to determine if a number is an even or an odd value.

Question 2

Java is an interpreted language.

Accepted Answer

A) True 
 B)False  True

Question 3

What is the value of the variable amountDue? double price = 2.50;
Double quantity = 5;
Double amountDue = 0;
AmountDue = price * quantity;

Accepted Answer

A) 12 
B) 12.25 
C) 12.5 
D) 13 
A) 12 
B) 12.25 
C) 12.5 
D) 13 C

Question 4

The value of the expression int)27.6 evaluates to:

Accepted Answer

A) 28 
B) 27 
C) 26 
D) None of the above. 
A) 28 
B) 27 
C) 26 
D) None of the above.

Question 5

An advantage of using the Unicode character set is that it easily handles languages other than English.

Accepted Answer

A) True 
 B)False

Question 6

Why is using named constants a good programming practice?

Accepted Answer

Using named constants is a good programm

Question 7

In Java,the equal sign is used as the ___________ operator.

Accepted Answer

A) increment 
B) decrement 
C) assignment 
D) negation 
A) increment 
B) decrement 
C) assignment 
D) negation

Question 8

What is the value of the variable c in the statements that follow? String phrase = "Make hay while the sun is shining.";
Char c = phrase.charAt10);

Accepted Answer

A) w 
B) h 
C) i 
D) None of the above 
A) w 
B) h 
C) i 
D) None of the above

Question 9

The result of integer division is truncated in Java.

Accepted Answer

A) True 
 B)False

Question 10

Identify the invalid Java identifier.

Accepted Answer

A) 1Week 
B) Week1 
C) amountDue 
D) amount_due 
A) 1Week 
B) Week1 
C) amountDue 
D) amount_due

Question 11

Write a Java statement to access the 7th character in the String variable myString and place it in the char variable c.

Accepted Answer

c = myStri

Question 12

List the primitive data types Java supports.Indicate the kind of values each type can store.

Accepted Answer

boolean ,true or false
char,single Unico

Question 13

What is the syntax and semantics of a programming language?

Accepted Answer

The syntax of a language describes the a

Question 14

What is the output of the following Java statements?
//String method examples
String str = "Java Programming!";
System.out.printlnstr.equals"Java Programming!"));
System.out.printlnstr.toLowerCase));
System.out.printlnstr.toUpperCase));
System.out.printlnstr.substring5,8));
System.out.printlnstr.lastIndexOf"m"));

Accepted Answer

true
java

Question 15

Java does not require that a variable be declared before it is used within a program.

Accepted Answer

A) True 
 B)False

Question 16

Applets were designed to run as stand-alone applications.

Accepted Answer

A) True 
 B)False

Question 17

In Java,source code is compiled into object code called ______________.

Accepted Answer

A) Bit-code 
B) Class code 
C) Method code 
D) Byte-code 
A) Bit-code 
B) Class code 
C) Method code 
D) Byte-code

Question 18

What is the value of 7.52e-5?

Accepted Answer

A) 752000.0 
B) 0.0000752 
C) 0.000752 
D) 0.00752 
A) 752000.0 
B) 0.0000752 
C) 0.000752 
D) 0.00752

Question 19

What is the output produced by the following lines of code?
int value1 = 3;
int value2 = 4;
int result = 0;
result = value1++ * value2--;
System.out.println"Post increment/decrement: " + result);
result = ++value1 * --value2;
System.out.println"Pre increment/decrement: " + result);

Accepted Answer

Post increment/decre

Question 20

How are line comments and block comments used?

Accepted Answer

A line comment is included as documentat

How is the % modulus)operator used? What is the common use of the modulus operator?

Java is an interpreted language.

What is the value of the variable amountDue? double price = 2.50; Double quantity = 5; Double amountDue = 0; AmountDue = price * quantity;

The value of the expression int)27.6 evaluates to:

An advantage of using the Unicode character set is that it easily handles languages other than English.

Why is using named constants a good programming practice?

In Java,the equal sign is used as the ___________ operator.

What is the value of the variable c in the statements that follow? String phrase = "Make hay while the sun is shining."; Char c = phrase.charAt10);

The result of integer division is truncated in Java.

Identify the invalid Java identifier.

Write a Java statement to access the 7< sup >th< /sup > character in the String variable myString and place it in the char variable c.

List the primitive data types Java supports.Indicate the kind of values each type can store.

What is the syntax and semantics of a programming language?

Java does not require that a variable be declared before it is used within a program.

Applets were designed to run as stand-alone applications.

In Java,source code is compiled into object code called ______________.

What is the value of 7.52e-5?

What is the output produced by the following lines of code? int value1 = 3; int value2 = 4; int result = 0; result = value1++ * value2--; System.out.println"Post increment/decrement: " + result); result = ++value1 * --value2; System.out.println"Pre increment/decrement: " + result);

How are line comments and block comments used?

Console Input and Output

Flow of Control

Defining Classes I

Defining Classes II

Arrays

Inheritance

Polymorphism and Abstract Classes

Exception Handling

File IO

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 1: Getting Started

How is the % modulus)operator used? What is the common use of the modulus operator?

Java is an interpreted language.

What is the value of the variable amountDue? double price = 2.50; Double quantity = 5; Double amountDue = 0; AmountDue = price * quantity;

The value of the expression int)27.6 evaluates to:

An advantage of using the Unicode character set is that it easily handles languages other than English.

Why is using named constants a good programming practice?

In Java,the equal sign is used as the ___________ operator.

What is the value of the variable c in the statements that follow? String phrase = "Make hay while the sun is shining."; Char c = phrase.charAt10);

The result of integer division is truncated in Java.

Identify the invalid Java identifier.

Write a Java statement to access the 7< sup >th< /sup > character in the String variable myString and place it in the char variable c.

List the primitive data types Java supports.Indicate the kind of values each type can store.

What is the syntax and semantics of a programming language?

Java does not require that a variable be declared before it is used within a program.

Applets were designed to run as stand-alone applications.

In Java,source code is compiled into object code called ______________.

What is the value of 7.52e-5?

What is the output produced by the following lines of code? int value1 = 3; int value2 = 4; int result = 0; result = value1++ * value2--; System.out.println"Post increment/decrement: " + result); result = ++value1 * --value2; System.out.println"Pre increment/decrement: " + result);

How are line comments and block comments used?

Console Input and Output

Flow of Control

Defining Classes I

Defining Classes II

Arrays

Inheritance

Polymorphism and Abstract Classes

Exception Handling

File IO

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