Coding Basics

In Pencil Code, what will happen if you enter the code rt 90

• the turtle will turn in the opposite direction

• the turtle will turn 90 degrees

• the turtle will become red

• nothing, because rt is not a command

A name that refers to a value. Stores a piece of data, and gives it a specific name.

• declaration

• variable

• operator

• source

In Pencil Code, where can you find the command write?

• Text

• Operators

• Move

• Snippets

Any finite sequence of characters (i.e., letters, numerals, symbols and punctuation marks).

• String

• Commenting

• Casting

• Boolean

A list of step by step instructions that can be performed with or without a computer.

• Code

• Algorithm

• Binary

• Processing

To carry out an instruction or program.

• run

• execute

• compute

• calculate

In base 2, what number does 10 represent?

• 2

• 7

• 3

• 10

Which symbol is used to indicate a comment?

• &

• @

• =

• #

One or more commands or algorithms designed to be carried out by a computer. The created text or blocks of the program.

• Code

• Command

• Operation

• Memory

In base 2, what number does the following represent: 11001

• 32

• 53

• 29

• 25