Parts of a program and Functions Quiz

What are the major components of a program header?

• Specification, Name, Date, Import statement(s)

• Polyline, Polygon, ThickPolyline, SolidPolygon

• Variables, Functions, Lists, Slideshow

• Lettering, Lettering Block, Painted, Dots

What is the purpose of a specification?

• To provide a short summary about the program and its function

• To define the name of the person creating the program

• To specify the date when the program was created/finished

• To import libraries from the Code World documentation

How do we define a function in computational thinking?

• A predefined process applied to an input to produce an output.​

• A job that you do each day.

• The special, normal, proper physiologic activity of a body part or an organ.

• A short summary about the program.

What is the signature of the painted function?

• painted :: (Picture, Text) -> Picture

• painted :: (Picture) -> Text

• painted :: (Text) -> Picture

• painted :: ([Text], Picture) -> Picture

What is the purpose of the lettering function?

• To label the points on a graph

• To draw a line going through many points

• To create multiple pages with inserted information

• To provide a text displayed in the center of the screen

What is the signature of the combined function?

• combined :: [Point] -> Picture

• combined :: (X pos, Y pos, Size, Text) -> Picture

• combined :: [Picture] -> Picture

• combined :: (Point) -> Picture

What is the purpose of the labeling function?

• To draw a line going through many points

• To reduce a list of pictures to a single picture

• To label the points on a graph

• To choose the position and size of the text

What is the signature of the polyline function?

• polyline :: [Point] -> Picture

• polyline :: (X pos, Y pos, Size, Text) -> Picture

• polyline :: ([Point], Number) -> Picture

• polyline :: [Point, Text] -> Picture

What is the signature of the polygon function?

• polygon :: [Point] -> Picture

• polygon :: Point -> Picture

• polygon :: ([Point], Number) -> Picture

• polygon :: [Text] -> Picture

What is the purpose of the slideshow function?

• To reduce a list of pictures to a single picture

• To create multiple pages with inserted information

• To draw a line going through many points

• To label the points on a graph