BJC Units 1 and 2 Vocab

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13 Terms

1

sprite

Like an actor on the stage who knows how to do many different things, such as walk around the stage and speak the lines of the play

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2

costume

Picture that can be "worn" by a sprite

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3

transparency

How much you can see behind an image

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4

list

A ordered collection of items

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5

string

A sequence of characters (letters, digits, punctuation, etc.)

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6

substring

A piece of some existing string

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7

concatenate

To make a bigger string by connecting two or more smaller strings

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8

debugging

The process of testing, finding problems, and fixing them

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9

procedure

A named sequence of instructions that may take inputs and may report a value

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10

reporter

A block that reports a value and has an oval shape

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11

command

A block that tells the computer to do something without reporting a value and that has a jigsaw puzzle shape

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12

expression

Either a constant value or a call to a reporter block including its inputs

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13

value

Can be a number, a string, a sprite, a costume, a script, a list—anything; what expressions are evaluated to produce

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