Question 1

If you prematurely terminate an if statement with a semicolon, the compiler will

Accepted Answer

A)  not display an error message 
B)  assume you are placing a null statement there 
C)  both (a) and (b) 
D)  none of these 
A)  not display an error message 
B)  assume you are placing a null statement there 
C)  both (a) and (b) 
D)  none of these

Question 2

The boolean expression in an if statement must evaluate to

Accepted Answer

A)  degrees or radians 
B)  true or false 
C)  positive or negative 
D)  left or right 
A)  degrees or radians 
B)  true or false 
C)  positive or negative 
D)  left or right

Question 3

In Java, when a character is stored in memory, it is actually the __________ that is stored.

Accepted Answer

A)  Unicode number 
B)  ASCII code 
C)  floating-point value 
D)  letter, symbol, or number 
A)  Unicode number 
B)  ASCII code 
C)  floating-point value 
D)  letter, symbol, or number

Question 4

What will be the value of discountRate after the following statements are executed? 
double discountRate = 0.0;
Int purchase = 1250;
Char cust = 'N';
If (purchase > 1000)
If (cust == 'Y')
DiscountRate = 0.05;
Else
DiscountRate = 0.04;
Else if (purchase > 750)
If (cust == 'Y')
DiscountRate = 0.04;
Else
DiscountRate = 0.03;
Else
DiscountRate = 0.0;

Accepted Answer

A)  0.0 
B)  0.04 
C)  0.05 
D)  0.03 
A)  0.0 
B)  0.04 
C)  0.05 
D)  0.03

Question 5

__________ operators are used to determine whether a specific relationship exists between two values.

Accepted Answer

A)  Assignment 
B)  Arithmetic 
C)  Logical 
D)  Relational 
A)  Assignment 
B)  Arithmetic 
C)  Logical 
D)  Relational

Question 6

What will be the value of discountRate after the following statements are executed? 
double discountRate = 0.0;
Int purchase = 100;
If (purchase > 1000)
DiscountRate = 0.05;
Else if (purchase > 750)
DiscountRate = 0.03;
Else if (purchase > 500)
DiscountRate = 0.01;

Accepted Answer

A)  0.0 
B)  0.05 
C)  0.03 
D)  0.01 
A)  0.0 
B)  0.05 
C)  0.03 
D)  0.01

Question 7

Programs never need more than one path of execution.

Accepted Answer

A) True 
 B)False

Question 8

A block of code is enclosed in a set of

Accepted Answer

A)  braces, { } 
B)  parentheses, ( ) 
C)  brackets, [ ] 
D)  double quotes, " " 
A)  braces, { } 
B)  parentheses, ( ) 
C)  brackets, [ ] 
D)  double quotes, " "

Question 9

What is the value of ans, x, and y after the following statements are executed? 
int ans = 0, x = 15, y = 25;
If ( x >= y)
{
Ans = x + 10;
X -=y;
}
Else
{
Ans = y + 10;
Y += x;
}

Accepted Answer

A)  ans = 0, x = 15, y = 25 
B)  ans = 25, x = -10, y = 25 
C)  ans = 35, x = 15, y = 40 
D)  ans = 25, x = 15, y = 40 
A)  ans = 0, x = 15, y = 25 
B)  ans = 25, x = -10, y = 25 
C)  ans = 35, x = 15, y = 40 
D)  ans = 25, x = 15, y = 40

Question 10

Which of the following expressions will determine whether x is less than or equal to y?

Accepted Answer

A) x y C) x >= y D) x =< y A) x y C) x >= y D) x =< y

Question 11

The switch statement is a

Accepted Answer

A)  multiple alternative decision structure 
B)  nested decision structure 
C)  sequence structure 
D)  test expression 
A)  multiple alternative decision structure 
B)  nested decision structure 
C)  sequence structure 
D)  test expression

Question 12

Which of the following will format 12.7801 to display as $12.78?

Accepted Answer

A)  System.out.printf("$%,.2f", 12.7801); 
B)  System.out.printf("%f", 12.7801); 
C)  System.out.printf("%.2f$$", 12.7801); 
D)  System.out.printf("$d", 12.7801); 
A)  System.out.printf("$%,.2f", 12.7801); 
B)  System.out.printf("%f", 12.7801); 
C)  System.out.printf("%.2f$$", 12.7801); 
D)  System.out.printf("$d", 12.7801);

Question 13

In a switch statement, if two different values for the CaseExpression would result in the same code being executed, you must have two copies of the code, one after each CaseExpression.

Accepted Answer

A) True 
 B)False

Question 14

In a switch statement, each of the case values must be unique.

Accepted Answer

A) True 
 B)False

Question 15

What would be the value of discountRate after the following statements are executed? 
double discountRate = 0.0;
Int purchase = 1250;
If (purchase > 1000)
DiscountRate = .05;
If (purchase > 750)
DiscountRate = .03;
If (purchase > 500)
DiscountRate = .01;
Else
DiscountRate = 0;

Accepted Answer

A)  .05 
B)  .03 
C)  .01 
D)  0 
A)  .05 
B)  .03 
C)  .01 
D)  0

Question 16

What will be displayed after the following statements are executed? 
int y = 10;
If (y == 10)
{
Int x = 30;
X += y;
System.out.println(x);
}

Accepted Answer

A)  40 
B)  30 
C)  20 
D)  The code contains an error and will not compile. 
A)  40 
B)  30 
C)  20 
D)  The code contains an error and will not compile.

Question 17

What will be the value of x after the following statements are executed? 
int x = 75;
Int y = 60;
If (x > y)
X = x - y;

Accepted Answer

A)  60 
B)  75 
C)  15 
D)  135 
A)  60 
B)  75 
C)  15 
D)  135

Question 18

What is the value of x after the following code has been executed? 
int x = 75;
Int y = 90;
If (x != y)
X += y;

Accepted Answer

A)  75 
B)  90 
C)  15 
D)  165 
A)  75 
B)  90 
C)  15 
D)  165

Question 19

What is the value of charges after the following code has been executed? 
double charges, rate = 7.00;
Int time = 180;
Charges = time <= 119 ? rate * 2 :
Time / 60.0 * rate;

Accepted Answer

A)  7.00 
B)  14.00 
C)  21.00 
D)  28.00 
A)  7.00 
B)  14.00 
C)  21.00 
D)  28.00

Question 20

Java requires that the boolean expression being tested by an if statement be enclosed in

Accepted Answer

A)  a set of parentheses 
B)  a set of braces 
C)  a set of double quotes 
D)  a set of brackets 
A)  a set of parentheses 
B)  a set of braces 
C)  a set of double quotes 
D)  a set of brackets

If you prematurely terminate an if statement with a semicolon, the compiler will

The boolean expression in an if statement must evaluate to

In Java, when a character is stored in memory, it is actually the __________ that is stored.

__________ operators are used to determine whether a specific relationship exists between two values.

What will be the value of discountRate after the following statements are executed? double discountRate = 0.0; Int purchase = 100; If (purchase > 1000) DiscountRate = 0.05; Else if (purchase > 750) DiscountRate = 0.03; Else if (purchase > 500) DiscountRate = 0.01;

Programs never need more than one path of execution.

A block of code is enclosed in a set of

What is the value of ans, x, and y after the following statements are executed? int ans = 0, x = 15, y = 25; If ( x >= y) { Ans = x + 10; X -=y; } Else { Ans = y + 10; Y += x; }

Which of the following expressions will determine whether x is less than or equal to y?

The switch statement is a

Which of the following will format 12.7801 to display as $12.78?

In a switch statement, if two different values for the CaseExpression would result in the same code being executed, you must have two copies of the code, one after each CaseExpression.

In a switch statement, each of the case values must be unique.

What would be the value of discountRate after the following statements are executed? double discountRate = 0.0; Int purchase = 1250; If (purchase > 1000) DiscountRate = .05; If (purchase > 750) DiscountRate = .03; If (purchase > 500) DiscountRate = .01; Else DiscountRate = 0;

What will be displayed after the following statements are executed? int y = 10; If (y == 10) { Int x = 30; X += y; System.out.println(x); }

What will be the value of x after the following statements are executed? int x = 75; Int y = 60; If (x > y) X = x - y;

What is the value of x after the following code has been executed? int x = 75; Int y = 90; If (x != y) X += y;

What is the value of charges after the following code has been executed? double charges, rate = 7.00; Int time = 180; Charges = time <= 119 ? rate * 2 : Time / 60.0 * rate;

Java requires that the boolean expression being tested by an if statement be enclosed in

Introduction to Computers and Java

Java Fundamentals

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

Exceptions and Advanced File Io

Java-Fx: Gui Programming and Basic Controls

Java-Fx: Advanced Controls

Java-Fx: Graphics, Effects, and Media

Recursion

Databases

Filters

Exam 3: Decision Structures

If you prematurely terminate an if statement with a semicolon, the compiler will

The boolean expression in an if statement must evaluate to

In Java, when a character is stored in memory, it is actually the __________ that is stored.

__________ operators are used to determine whether a specific relationship exists between two values.

What will be the value of discountRate after the following statements are executed? double discountRate = 0.0; Int purchase = 100; If (purchase > 1000) DiscountRate = 0.05; Else if (purchase > 750) DiscountRate = 0.03; Else if (purchase > 500) DiscountRate = 0.01;

Programs never need more than one path of execution.

A block of code is enclosed in a set of

What is the value of ans, x, and y after the following statements are executed? int ans = 0, x = 15, y = 25; If ( x >= y) { Ans = x + 10; X -=y; } Else { Ans = y + 10; Y += x; }

Which of the following expressions will determine whether x is less than or equal to y?

The switch statement is a

Which of the following will format 12.7801 to display as $12.78?

In a switch statement, if two different values for the CaseExpression would result in the same code being executed, you must have two copies of the code, one after each CaseExpression.

In a switch statement, each of the case values must be unique.

What would be the value of discountRate after the following statements are executed? double discountRate = 0.0; Int purchase = 1250; If (purchase > 1000) DiscountRate = .05; If (purchase > 750) DiscountRate = .03; If (purchase > 500) DiscountRate = .01; Else DiscountRate = 0;

What will be displayed after the following statements are executed? int y = 10; If (y == 10) { Int x = 30; X += y; System.out.println(x); }

What will be the value of x after the following statements are executed? int x = 75; Int y = 60; If (x > y) X = x - y;

What is the value of x after the following code has been executed? int x = 75; Int y = 90; If (x != y) X += y;

What is the value of charges after the following code has been executed? double charges, rate = 7.00; Int time = 180; Charges = time <= 119 ? rate * 2 : Time / 60.0 * rate;

Java requires that the boolean expression being tested by an if statement be enclosed in

Introduction to Computers and Java

Java Fundamentals

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

Exceptions and Advanced File Io

Java-Fx: Gui Programming and Basic Controls

Java-Fx: Advanced Controls

Java-Fx: Graphics, Effects, and Media

Recursion

Databases

Filters