Control Structures

Front

What will be the output of this program?
var number = 5;
var greater_than_zero = number > 0;
if (greater_than_zero){
println(number % 2);
}

Back

1

Front

What will be the output of this program?
var number = 5;
var greater_than_zero = number > 0;
if (greater_than_zero){
if (number > 5){
println(number);
}}

Back

Nothin will print

Front

What will print?
var isRaining = false;
var isCloudy = false;
var isSunny = !isRaining && !isCloudy;
var isSummer = false;
var isWarm = isSunny || isSummer;
println("Is it warm: " + isWarm);

Back

Is it warm: true

Front

What will be printed if var numApples = 10; var numOranges = 5; if(numApples < 20 || numOranges == numApples) { println("Hello, we are open!"); } else { println("Sorry, we are closed!"); } println("Sincerely, the grocery store");

Back

Hello, we are open!
Sincerely, the grocery store

Front

What will print?
var above16 = true;
var hasPermit = true;
var passedTest = false;
if (above16 && hasPermit && passedTest){ println("Issue Driver's License"); } else { if (above16 || hasPermit || passedTest) { println("Almost eligible for Driver's License"); } else { println("No requirements met."); }}

Back

Almost eligible for Driver’s License

Front

What will be printed by the following code? var numberOne = 5; var numberTwo = 10; if (numberOne == 5) { println(1); } if (numberOne > 5) { println(2); } if (numberTwo < 5) { println(3); } if (numberOne < numberTwo) { println(4); } if (numberOne != numberTwo) { println(5); }

Back

1 4 5

Front

We want to print the phrase “CodeHS is the best” exactly 25 times. What kind of control structure should we use?

Back

For loop

Front

What is the output of the following program?
var result = 0;
var max = 5;
for(var i = 0; i < max; i++)
{
result += i;
}
println(result);

Back

10

Front

What is the last thing printed by the following program?
var start = 30;
var stop = 10;
for(var i = start; i >= stop; i-=5){
if(i % 2 == 0){
println(i * 2);
}
else {
println(i); } }

Back

20

Front

We want to simulate constantly flipping a coin until we get 3 heads in a row. What kind of loop should we use?

Back

While loop