PLTW App Creators Unit 1 Review

An ordered set of instructions that are used to carry out a task is called:

• control layer

• algorithm

• backpack

• conditional statement

You can tell that the yellow, blue and green buttons will be side by side because:

• they are named with camel case

• they are buttons

• they are inside a horizontal arrangement

• they come before the camera button on the list

To identify bugs or errors in computer hardware or programs and fix them is called

• writing code

• variable

• using camel case

• debugging

Which of the following is correctly named using camel case?

• reset button

• RESETbutton

• ResetButton

• Reset button

The layer of an app that the user sees and interacts with is called

• control layer

• view layer

The layer of an app that contains the blocks of code that tell the app how to behave is called:

• control layer

• view layer

An action or occurrence that happens during runtime that will trigger a response or behavior by the software is called:

• component

• properties window

• variable

• event

A diagram that represents an algorithm or process, and uses geometric symbols connected by arrows to show the direction of the flow of action is called:

• backpack

• variable

• flowchart

• pair programming

A command that performs different actions depending on whether a condition is true or false.

• conditional statement

• properties window

• flowchart

• view layer

Two people working together to create a computer program is called:

• teamwork

• pair programming

• cooperative coding

• debugging