App Inventer

Question 1

Event

Answer 1

An action that causes something to happen (These are the mustard yellow blocks in App Inventor)

Question 2

Command

Answer 2

The blocks of code that actually do the work of the app (These are the blocks that go inside the yellow blocks)

Question 3

Palette

Answer 3

The section in the design view that shows a list of components that you can add to your app

Question 4

Viewer

Answer 4

The section in the design view that shows what the app will look like

Question 5

Components

Answer 5

The section in the design view that shows what items have already been added to your app

Question 6

Properties

Answer 6

The section in the design view that shows what you can change about the current component

Question 7

Media

Answer 7

The section in the design view that shows any images and sounds you have currently uploaded to your app

Question 8

Blockly

Answer 8

Blockly is the name of the visual programming editor that App Inventor uses to make the blocks in the browser

Question 9

Designer

Answer 9

The screen where you can drag and drop component pieces and design your app.

Question 10

Accelerometer Sensor

Answer 10

Non-visible component that can detect shaking

Question 11

Canvas

Answer 11

A two-dimensional touch-sensitive rectangular panel in App Inventor on which drawing can be done and sprites (images) or a ball object can be moved.

Question 12

Fill Parent

Answer 12

A setting in AppInventor that resizes a component to fit the space available

Question 13

Horizontal Arrangement

Answer 13

A component in AppInventor that lets you place things next to each other horizontally

Question 14

Heading

Answer 14

A property of the “ball” component in AppInventor. This specifies the direction in which the ball travels
Heading is measured in degrees

Question 15

Interval

Answer 15

A property of the “ball” component in AppInventor. This specifies the frequency of the ball movement
Interval is measure in milliseconds

Question 16

Radius

Answer 16

• A property of the “ball” component in AppInventor. This specifies the size of the ball
  Radius is measured in pixels

Question 17

Speed

Answer 17

A property of the “ball” component in AppInventor. This specifies how fast the ball travels
Speed is measured in pixels per second

Question 18

Overview

Answer 18

In CountMeIn you will be creating a tally counter. You will be creating a button that when clicked the tally counter increases by 1. To take it a step further, you will add a checkbox to control if the button works or not.

Question 19

Clock

Answer 19

Non-visible component that provides the instant in time using the internal clock on the phone. It can fire a timer at regularly set intervals

Question 20

ImageSprite

Answer 20

A ‘sprite’ that can be placed on a Canvas, where it can react to touches and drags, interact with other sprites