Comp Sci

Question 1

What is the palette panel?

Answer 1

It contains a list of categories of elements

Question 2

What is the components panel?

Answer 2

It includes a list of elements in your app

Question 3

What is the media panel?

Answer 3

It lists the project resources that was uploaded

Question 4

What is the viewer panel?

Answer 4

It shows a mock-up of your UI

Question 5

What is the properties panel?

Answer 5

It contains the list of properties for the selected component

Question 6

What does IDE stand for?

Answer 6

Integrated Development Environment

Question 7

What does an IDE do?

Answer 7

It is a software application that provides comprehensive facilities to computer programmers for software development

Question 8

What is an app’s component?

Answer 8

It is an element that is in the app’s software. There are two types

Question 9

What is an app’s behavior?

Answer 9

It defines the interaction between the user and the app. There are two types

Question 10

What are the 5 types of events?

Answer 10

User-initiated, initialization, timer, animation, external

Question 11

What is an user-initiated event?

Answer 11

It is an event that was triggered through user input (like a button click)

Question 12

What is an initialization event?

Answer 12

It is an event that runs when the app is first opened (like a loading page)

Question 13

What is a timer event?

Answer 13

It is an event that is triggered by the passing of time (like after 20 milliseconds)

Question 14

What is an animation event?

Answer 14

It is an event that is triggered by graphical images on the canvas (like when two sprites collide)

Question 15

What is an external event?

Answer 15

It is an event that originates outside the phone and app. (like a GPS or SMS)

Question 16

What is an event handler block?

Answer 16

It keeps the program from waiting for an event and takes action when the event happens through a call back function. It is what makes an app interactive.

Question 17

What does an event handler block look like on Thunkable?

Answer 17

When (event) do…

Question 18

What is a visible component?

Answer 18

It is a component that the user can see; something on the user interface

Question 19

What is a non-visible component?

Answer 19

It is a component that the user cannot see (not part of the user interface)

Question 20

What is an algorithm in computer science?

Answer 20

An algorithm is a sequence of precise steps to do something.

Question 21

What are the 3 types of algorithms?

Answer 21

Sequence, selection, repetition

Question 22

What is a selection algorithm?

Answer 22

It is an algorithm that chooses between two choices based on a condition

Question 23

What is a sequence algorithm?

Answer 23

It is an algorithm that is ran from one block to the next (A-Z)

Question 24

What is a repetition algorithm?

Answer 24

It runs repeatedly a sequence (void loop)

Question 25

What is a property?

Answer 25

Properties are memory slots that let you modify components on App Inventor like x and y coordinates

Question 26

What does SMS stand for?

Answer 26

Short Message Service

Question 27

What is an SMS and what type of event is it?

Answer 27

It is a texting component that allows you to send messages. It is an external and user-initiated event

Question 28

Why are IDE's important for computer programming and software development?

Answer 28

It helps programmers easily develop software for their own apps. Without IDE's computer programming would be difficult.

Question 29

What is event-driven programming?

Answer 29

Event-driven programming is a program where the flow of the code is determined by events.

Question 30

How is event-driven programming different from traditional programming?

Answer 30

Event-driven programming runs certain functions that deal with an event while traditional programming is more like a recipe and goes step by step.

Question 31

What is a function?

Answer 31

It is what you can do with a component

Question 32

What is a callback function?

Answer 32

It is a function that can be called when its parent function is active.

Question 33

What is blockly programming?

Answer 33

It is programming using blocks to connect it like puzzle pieces. Blockly programming like App Inventor allows you to program without knowing syntax

Question 34

What is the user interface?

Answer 34

It is the part of the app that interacts with the user and contains everything the user can see, hear, or touch

Question 35

What does it mean to call or invoke a function?

Answer 35

It means to tell a function to run and carry out its action

Question 36

What is the Workspace on App Inventor?

Answer 36

It is on the right side on Block Editor view and is also known as the viewer panel. it is where you assemble the blocks into a program.

Question 37

What is a script?

Answer 37

Small blockly programs on Blockly is called scripts.