Grade IX A B C

Front

public class BoolTest1 { public static void main(String[] args) { int age = 15; int year = 14; System.out.println(age == year); year = 15; System.out.println(age == year); System.out.println(age != year); } }}

Back

false

true

false

Front

public class BoolTest2 { public static void main(String[] args) { int age = 15; int year = 14; System.out.println( age < year ); System.out.println( age > year ); System.out.println( age <= year+1 ); System.out.println( age-1 >= year ); } }}

Back

false, true, true, true

Front

public class BoolMod { public static void main(String[] args) { int age1 = 15; int age2 = 16; int divisor = 2; System.out.println("Remainder of " + age1 + "/" + divisor + " is " + (age1 % divisor) ); System.out.println("Remainder of " + age2 + "/" + divisor + " is " + (age2 % divisor) ); System.out.println("Is " + age1 + " even? " + (age1 % 2 == 0) ); System.out.println("Is " + age2 + " even? " + (age2 % 2 == 0) ); } }

Back

Remainder of 15/2 is 1Remainder of 16/2 is 0Is 15 even? falseIs 16 even? true

Front

How many times will "Hello" be printed in the loop: for(int i=0; i < 7; i+=3) { System.out.println("Hello!");}?

Back

3

Front

How many times will "Hello" be printed? for(int i=1; i <= 1; i+=3) { System.out.println("Hello!");}

Back

1

Front

How many times will "Hello" be printed? int i=3; do { System.out.println("Hello!"); } while (++i <= 3);

Back

1

Front

How many times will "Hello" be printed? for (int i=2; i < 2; i+=1) { for(int j=0; j < 7; j+=2) { System.out.println("Hello"); } }

Back

0