Question 1

What will be printed when the following code is executed? 
double x = 45678.259;
System.out.printf("%,.2f", x);

Accepted Answer

A)  45678.259 
B)  0,045,678.26 
C)  45,678.26 
D)  45,678.3 
A)  45678.259 
B)  0,045,678.26 
C)  45,678.26 
D)  45,678.3

Question 2

Which of the following expressions could be used to perform a case-insensitive comparison of two String objects named str1 and str2?

Accepted Answer

A)  str1.equalsIgnoreCase(str2) 
B)  str1.equalsInsensitive(str2) 
C)  str1 != str2 
D)  str1 || str2 
A)  str1.equalsIgnoreCase(str2) 
B)  str1.equalsInsensitive(str2) 
C)  str1 != str2 
D)  str1 || str2

Question 3

The if-else statement will execute one group of statements if its boolean expression is true or another group if its boolean expression is false.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following expressions determines whether the char variable, chrA, is not equal to the letter 'A'?

Accepted Answer

A)  chrA == 'A' 
B)  chrA != 'A' 
C)  chrA || 'A' 
D)  chrA.notEquals(
A)  
A)  chrA == 'A' 
B)  chrA != 'A' 
C)  chrA || 'A' 
D)  chrA.notEquals(
A)

Question 5

What will be displayed after the following statements are executed? 
int ans = 10;
Int x = 65;
Int y = 55;
If (x >= y)
{
Int ans = x + y;
}
System.out.println(ans);

Accepted Answer

A)  10 
B)  120 
C)  100 
D)  The code contains an error and will not compile. 
A)  10 
B)  120 
C)  100 
D)  The code contains an error and will not compile.

Question 6

What will be the value of ans after the following statements are executed?
 int x = 40;
Int y = 40;
If (x = y)
Ans = x + 10;

Accepted Answer

A)  30 
B)  80 
C)  50 
D)  The code contains an error and will not compile. 
A)  30 
B)  80 
C)  50 
D)  The code contains an error and will not compile.

Question 7

A flag may have the values

Accepted Answer

A)  defined or undefined 
B)  true or false 
C)  of any range of integers 
D)  of any Unicode character 
A)  defined or undefined 
B)  true or false 
C)  of any range of integers 
D)  of any Unicode character

Question 8

If the expression on the left side of the && operator is false, the expression on the right side will not be checked.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is the not equal operator?

Accepted Answer

A)   
B)  NOT 
C)  *& 
D)  != 
A)   
B)  NOT 
C)  *& 
D)  !=

Question 10

What would be the value of bonus after the following statements are executed? int bonus, sales = 85000;
Char dept = 'S';
If (sales > 100000)
If (dept == 'R')
Bonus = 2000;
Else
Bonus = 1500;
Else if (sales > 75000)
If (dept == 'R')
Bonus = 1250;
Else
Bonus = 1000;
Else
Bonus = 0;

Accepted Answer

A)  2000 
B)  1500 
C)  1250 
D)  1000 
A)  2000 
B)  1500 
C)  1250 
D)  1000

Question 11

When two strings are compared using the String class's compareTo method, the comparison is not case sensitive.

Accepted Answer

A) True 
 B)False

Question 12

An expression tested by an if statement must evaluate to

Accepted Answer

A)  0 or 1 
B)  +1 or -1 
C)  true or false 
D)  t or f 
A)  0 or 1 
B)  +1 or -1 
C)  true or false 
D)  t or f

Question 13

What will be the values of ans, x, and y after the following statements are executed? 
int ans = 35, x = 50, y = 50;
If (x >= y)
{
Ans = x + 10;
X -= y;
}
Else
{
Ans = y + 10;
Y += x;
}

Accepted Answer

A)  ans = 60, x = 0, y = 50 
B)  ans = 45, x = 50, y = 0 
C)  ans = 45, x = 50, y = 50 
D)  ans = 60, x = 50, y = 100 
A)  ans = 60, x = 0, y = 50 
B)  ans = 45, x = 50, y = 0 
C)  ans = 45, x = 50, y = 50 
D)  ans = 60, x = 50, y = 100

Question 14

What will be the value of bonus after the following statements are executed? int bonus, sales = 10000;
If (sales < 5000)
Bonus = 200;
Else if (sales < 7500)
Bonus = 500;
Else if (sales < 10000)
Bonus = 750;
Else if (sales < 20000)
Bonus = 1000;
Else
Bonus = 1250;

Accepted Answer

A)  750 
B)  1250 
C)  500 
D)  1000 
A)  750 
B)  1250 
C)  500 
D)  1000

Question 15

What will be the value of x after the following statements are executed? 
int x = 10;
Switch (x)
{
Case 10:
X += 15;
Case 12:
X -= 5;
Break;
Default:
X *= 3;
}

Accepted Answer

A)  30 
B)  20 
C)  25 
D)  5 
A)  30 
B)  20 
C)  25 
D)  5

Question 16

All it takes for an AND expression to be true is for one of the subexpressions to be true.

Accepted Answer

A) True 
 B)False

Question 17

________ works like this: If the expression on the left side of the && operator is false, the expression the right side will not be checked.

Accepted Answer

A)  short-circuit evaluation 
B)  reverse logic 
C)  Boolean logic 
D)  relational evaluation 
A)  short-circuit evaluation 
B)  reverse logic 
C)  Boolean logic 
D)  relational evaluation

Question 18

What is the value of ans after the following code has been executed? 
int x = 35;
Int y = 20, ans = 80;
If (x < y)
Ans += y;

Accepted Answer

A)  80 
B)  100 
C)  35 
D)  55 
A)  80 
B)  100 
C)  35 
D)  55

What will be printed when the following code is executed? double x = 45678.259; System.out.printf("%,.2f", x);

Which of the following expressions could be used to perform a case-insensitive comparison of two String objects named str1 and str2?

The if-else statement will execute one group of statements if its boolean expression is true or another group if its boolean expression is false.

Which of the following expressions determines whether the char variable, chrA, is not equal to the letter 'A'?

What will be displayed after the following statements are executed? int ans = 10; Int x = 65; Int y = 55; If (x >= y) { Int ans = x + y; } System.out.println(ans);

What will be the value of ans after the following statements are executed? int x = 40; Int y = 40; If (x = y) Ans = x + 10;

A flag may have the values

If the expression on the left side of the && operator is false, the expression on the right side will not be checked.

Which of the following is the not equal operator?

What would be the value of bonus after the following statements are executed? int bonus, sales = 85000; Char dept = 'S'; If (sales > 100000) If (dept == 'R') Bonus = 2000; Else Bonus = 1500; Else if (sales > 75000) If (dept == 'R') Bonus = 1250; Else Bonus = 1000; Else Bonus = 0;

When two strings are compared using the String class's compareTo method, the comparison is not case sensitive.

An expression tested by an if statement must evaluate to

What will be the values of ans, x, and y after the following statements are executed? int ans = 35, x = 50, y = 50; If (x >= y) { Ans = x + 10; X -= y; } Else { Ans = y + 10; Y += x; }

What will be the value of bonus after the following statements are executed? int bonus, sales = 10000; If (sales < 5000) Bonus = 200; Else if (sales < 7500) Bonus = 500; Else if (sales < 10000) Bonus = 750; Else if (sales < 20000) Bonus = 1000; Else Bonus = 1250;

What will be the value of x after the following statements are executed? int x = 10; Switch (x) { Case 10: X += 15; Case 12: X -= 5; Break; Default: X *= 3; }

All it takes for an AND expression to be true is for one of the subexpressions to be true.

________ works like this: If the expression on the left side of the && operator is false, the expression the right side will not be checked.

What is the value of ans after the following code has been executed? int x = 35; Int y = 20, ans = 80; If (x < y) Ans += y;

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

What will be printed when the following code is executed? double x = 45678.259; System.out.printf("%,.2f", x);

Which of the following expressions could be used to perform a case-insensitive comparison of two String objects named str1 and str2?

The if-else statement will execute one group of statements if its boolean expression is true or another group if its boolean expression is false.

Which of the following expressions determines whether the char variable, chrA, is not equal to the letter 'A'?

What will be displayed after the following statements are executed? int ans = 10; Int x = 65; Int y = 55; If (x >= y) { Int ans = x + y; } System.out.println(ans);

What will be the value of ans after the following statements are executed? int x = 40; Int y = 40; If (x = y) Ans = x + 10;

A flag may have the values

If the expression on the left side of the && operator is false, the expression on the right side will not be checked.

Which of the following is the not equal operator?

What would be the value of bonus after the following statements are executed? int bonus, sales = 85000; Char dept = 'S'; If (sales > 100000) If (dept == 'R') Bonus = 2000; Else Bonus = 1500; Else if (sales > 75000) If (dept == 'R') Bonus = 1250; Else Bonus = 1000; Else Bonus = 0;

When two strings are compared using the String class's compareTo method, the comparison is not case sensitive.

An expression tested by an if statement must evaluate to

What will be the values of ans, x, and y after the following statements are executed? int ans = 35, x = 50, y = 50; If (x >= y) { Ans = x + 10; X -= y; } Else { Ans = y + 10; Y += x; }

What will be the value of bonus after the following statements are executed? int bonus, sales = 10000; If (sales < 5000) Bonus = 200; Else if (sales < 7500) Bonus = 500; Else if (sales < 10000) Bonus = 750; Else if (sales < 20000) Bonus = 1000; Else Bonus = 1250;

What will be the value of x after the following statements are executed? int x = 10; Switch (x) { Case 10: X += 15; Case 12: X -= 5; Break; Default: X *= 3; }

All it takes for an AND expression to be true is for one of the subexpressions to be true.

________ works like this: If the expression on the left side of the && operator is false, the expression the right side will not be checked.

What is the value of ans after the following code has been executed? int x = 35; Int y = 20, ans = 80; If (x < y) Ans += y;

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