Programming Quiz

What is the last thing printed by the following program?

• 10

• 20

• 30

• 60

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

• For loop

• While loop

• Loop and a half

• Infinite loop

How many times will the following program print "hello"?

var i = 0;

while(i < 10){

println("hello");

}

• 0

• 1

• 10

• Infinite

Which of the following will fix the given program that continually asks the user for a password until they guess the correct password?

• Change `while(true)` to `while(password != SECRET_PASSWORD)` at the beginning of the function.

• Change `while(true)` to `while(password == SECRET_PASSWORD)` at the beginning of the function.

• Add `var password` at the top of the function.

• Put `break` at the end of the function.

What will the following program print when run?

• 0 0 1 1

• 0 1 0 1

• 0 0 0 0

• 1 1 1 1

What is the value of the boolean variable canVote at the end of this program?

• true

• false

• null

• undefined

What will be the output of this program?

• 0

• 5

• true

• nothing will print

What will be the output of this program? var number = 6; var greater_than_zero = number > 0; if (greater_than_zero) { if (number > 3) { println(number); } }

• 6

• 1

• True

• 0

What is printed by the following program? var isRaining = false; var isCloudy = false; var isSnowy = false; var isSummer = false; var isWarm = isSnowy || isSummer; println("Is it warm: " + isWarm);

• Is it warm: true

• Is it warm: false

• Has a syntax error

• Is it warm: + isWarm

What is printed by the following program? 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");

• A. Hello, we are open! Sincerely, the grocery store

• B. Sorry, we are closed! Sincerely, the grocery store

• C. We are open! Sincerely, the grocery store

• D. Sorry, we are closed! Grocery store