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Exam 3: Decision Structures

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Question 31

Multiple Choice

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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;

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

E) B) and C)
F) B) and D)

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Question 32

Multiple Choice

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A flag may have the values

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

E) A) and B)
F) C) and D)

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Question 33

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

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

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

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

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.

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;

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

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;

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

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;

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

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

Which of the following is the not equal operator?