Java Boolean Statements

Front

What is the purpose of boolean statements in Java?

Back

To compare values and determine their relationship

Front

Which operator is used to check if two values are equal in Java?

Back

==

Front

What is the output of the following boolean expression in Java: System.out.println(6 > 3)?

Back

true

Front

What is the output of the following boolean expression in Java: !(4 == 4)?

Back

false

Front

How would you write a boolean expression to check if a variable "age" is greater than or equal to 18 in Java?

Back

age >= 18

Front

How would you write an if-else statement in Java to check if a number is positive or negative? Options: if (num >= 0) { "+" } else { "-"}, if (num <= 0) { "+" } else { "-"}, if (num == 0) {"+" } else { "-" }, if (num < 0) { "+" } else { "-" }

Back

if (num >= 0) { "+" } else { "-" }

Front

What is the correct way to declare a boolean variable in Java? Options: boolean isTrue = 1;, boolean isTrue = 'true';, boolean isTrue = true;, boolean isTrue = '1';

Back

boolean isTrue = true;

Front

What is the output of the following boolean expression in Java:
System.out.println(5 != 5) ?

Back

false

Front

Determine the output of the following program:
int x = 5;
double y = 2.34;
if( x % 2 == 0 ) {
System.out.println( x + “ is even.” );
}
else {
System.out.println( x + “ is odd.” );
}
Options: 5 is even., 5 is odd., Error, it won't run., 5 is neither of these.

Back

5 is odd.

Front

What will be the output of this code segment?

Back

The program will output 'category 2'