App Creators Lesson 2.1-2.4

This is an example of what type of algorithm?

• Conditional Algorithm

• Linear Algorithm

Choose the best description of the function of this block.

• Runs the blocks in the do section for each numeric value in the range starting at From and ending at To, incrementing number by the value of By each time.

• Runs the blocks in the do section for each numeric value in the range starting at by and ending at From, incrementing number by the value of To each time.

• Runs the blocks int he do section for each numeric value in the range starting at To and ending at From, incrementing number by the value of By each time.

Duplicated or replicated code within a program is known as what? *Orange Key Terms

• Conditional Statement

• Abstraction

• Repetition

• Redundancy

Select the correct for loop block of code to get the bus to the the red square.

• 
• 
• 
• 

How can you reduce redundancy and streamline your code?

• Create code that is easy to repeat.

• Create code using long loops.

• Create code using procedures.

• You can't reduce redundancy.

The model layer is the layer of the app that maintains the information the app uses. This data can be:

• Pulled from a list or database

• Entered by the user

• Gathered by a sensor

• All of the above

What is the index for "Take out trash"?

• Index 1

• Index 2

• Index 3

• Index 4

• Index 5

What item is at index 2?

• Make bed

• Clean up room

• Wash dishes

• Do homework

• Take out trash

What component should you use when you want to display text on the screen?

• Button

• Check Box

• Label

• Image

A list whose items can change during the runtime of a program is known as what type of list?

• Random list

• Dynamic list

• Static list

• Complicated list