CodeHS Unit 1

Front

What is a condition in Karel programming?

Back

A method that returns a true or false answer. Typically used within a control structure.

Front

How can we teach Karel new commands?

Back

Define a new method/function

Front

Why does a programmer indent their code?

Back

Helps show the structure of the code, Easier for other people to understand, A key part of good programming style!

Front

What is a method/function in Karel?

Back

A method is a command that Karel can do. It has a name and a set of instructions.

Front

What is top down design?

Back

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.

Front

If Karel is not on a tennis ball, and all directions around are clear, what will happen when running this code?

Back

Karel will go into an infinite loop

Front

Say you want to write a program to have Karel put down 300 tennis balls. Which control structure would you use?

Back

A for loop

Front

Say you want to write a program to have Karel to pick up all of the tennis balls in a location, but you don’t know how many tennis balls there are. Which control structure would you use?

Back

A while loop

Front

Precondition

Back

what must be true before the function is called

Front

Postcondition

Back

what should be true after the function is called