Code HS Answers: Lessons 1-20 100% Correct Answers Verified Latest 2024 Version

Code HS Answers: Lessons 1-20 | 100% Correct
Answers | Verified | Latest 2024 Version
Which is a valid Karel command?

move;

MOVE

move();

move() - ✔✔move();



What is a street in a Karel world? - ✔✔Row



What is an avenue in a Karel world? - ✔✔Column



If Karel starts at Street 1 and Avenue 3 facing East, what street (row) and avenue (column) will Karel be
on after this code runs?

move();

move();

move();

turnLeft();

move(); - ✔✔Street 2 Avenue 6



If Karel is facing North and the code

turnLeft();

turnLeft();

runs; which direction is Karel facing now? - ✔✔South



How many times should Karel turn left in order to turn right? - ✔✔3



What can be used to teach Karel to turn right? - ✔✔functions

,Which function will teach Karel how to spin in a circle one time?

function spin() {

turnRight();

}

function spin() {

turnLeft();

turnLeft();

turnLeft();

turnLeft();

}

function spin() {

turnLeft();

turnLeft();

}

function spin() {

move();

move();

move();

move();

} - ✔✔function spin() {

turnLeft();

turnLeft();

turnLeft();

turnLeft();

}



How many times should the start function be defined in a program? - ✔✔1

,How many times should the start function be called in a program? - ✔✔0



Why do we use functions in programming? - ✔✔Break down our program into smaller parts

Avoid repeating code

Make our program more readable



What is a top down design? - ✔✔Top down design is a way of designing your program by starting with
the biggest problem and breaking it down into smaller and smaller pieces that are easier to solve.



What is a code comment - ✔✔A way to give notes to the reader to explain what your code is doing



What commands does SuperKarel know that regular Karel does not? - ✔✔turnAround(); and turnRight();



Why should a programmer indent their code? - ✔✔Helps show the structure of the code

Easier for other people to understand

Indenting is a key part of good programming style



2.4.7 Building a Shelter Code - ✔✔turnLeft();

makeSide();

function turnRight(){

turnLeft();

turnLeft();

turnLeft();



}

turnRight();

makeSide();



function makeSide(){

, move();

putBall();

move();

putBall();

move();

putBall();

}



goHome();

function goHome(){

turnRight();

move();

putBall();

move();

putBall();

move();

putBall();

turnLeft();

turnLeft();

turnLeft();

move();

move();

move();

turnLeft();

turnLeft();

}



2.5.4: Pancakes with Start - ✔✔function start(){

move();