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Boolean Expressions | If Statements and Control Flow | If-Else Statements | Code Example | Hacks | Quiz |
Quiz Questions for APCSA Unit 3
Questions and Code Cells for the Quiz on Unit 3
Unit 3: Boolean Expressions and if Statements
What will be the output of the following code?
int x = 10;
if (x > 5) {
System.out.println("x is greater than 5");
} else {
System.out.println("x is not greater than 5");
}
a) x is not greater than 5
b) x is greater than 5
c) No output
d) Compile-time error
Answer: b) x is greater than 5
What is the result of the boolean expression !(false || true)?
a) true
b) false
c) null
d) Compile-time error
Answer: b) false
Which of the following expressions will evaluate to true?
a) (5 > 10) && (3 < 4)
b) (5 > 10) || (3 < 4)
c) (5 < 10) && (3 > 4)
d) (5 < 10) || (3 > 4)
| Answer: b) (5 > 10) | (3 < 4) |