App Dev Worksheet: Parts of an App
Developer's tip (Screen, tap, type, keep): A screen is one page of the app; a button starts an action. Inputs take information: text box (typing), switch (on / off), slider (a level), date picker. Data is what the app keeps: notes, scores, settings, lists.
NameDateTime takenScore ___ / 40
-
1.🧩 How many buttons does this app screen have?
[title] New Note
[text box] Notes
[button] Next
[switch] Dark mode
[button] Back - 2.🧩 What does a button do when you tap it? (a) starts an action (b) shows the time (c) saves the battery (d) changes the phone
- 3.🧩 Which input is best for typing your name? (a) a text box (b) a picture (c) a slider (d) a switch
-
4.🧩 Which of these is a button on this screen?
[title] Order Snacks
[text box] Notes
[switch] Show hints
[button] Send
[button] Save
[button] Next
[slider] Brightness (a) Brightness (b) Notes (c) Show hints (d) Send -
5.🧩 How many buttons does this app screen have?
[title] Order Snacks
[button] Start
[slider] Volume
[switch] Sound
[text box] Notes - 6.True or false: a box to type a name is an input. (a) False (b) True
-
7.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Sign Up
[text box] Name
[slider] Text size
[button] Save
[button] Back - 8.True or false: your saved notes is data. (a) False (b) True
- 9.Which of these is data? (a) a switch for dark mode (b) your friends list (c) the home page of an app (d) a slider for volume
- 10.Which of these is data? (a) the settings page (b) your saved notes (c) the game-over page (d) the log-in page
-
11.🧩 Which of these is a button on this screen?
[title] Settings
[switch] Remind me
[button] Done
[text box] Name (a) Done (b) Remind me (c) Name -
12.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Settings
[text box] Name
[slider] Volume
[button] Next -
13.🧩 How many buttons does this app screen have?
[title] Order Snacks
[text box] Due date
[text box] Notes
[button] Done
[button] Send -
14.🧩 Which of these is a button on this screen?
[title] Add Homework
[switch] Dark mode
[text box] Due date
[button] Help (a) Help (b) Due date (c) Dark mode - 15.Which of these is a screen? (a) tap to Start (b) the log-in page (c) today’s step count (d) your saved notes
- 16.True or false: today’s step count is data. (a) True (b) False
- 17.Which of these is an input? (a) a slider for volume (b) tap to Save (c) the game-over page (d) tap to Send
- 18.True or false: tap to Start is a button. (a) True (b) False
- 19.True or false: the settings page is a button. (a) False (b) True
- 20.🧩 In an app, what is a switch for dark mode? (a) a screen (b) an input (c) a button (d) data
- 21.🧩 In an app, what is your saved notes? (a) data (b) an input (c) a button (d) a screen
-
22.🧩 Which of these is a button on this screen?
[title] Edit Profile
[text box] City
[text box] Phone
[text box] Name
[button] Help
[button] Send
[switch] Remind me
[button] Back (a) Name (b) City (c) Phone (d) Send -
23.🧩 How many buttons does this app screen have?
[title] New Note
[switch] Show hints
[text box] Email
[button] Save - 24.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) tabs (c) screens (d) buttons
- 25.True or false: the log-in page is a screen. (a) False (b) True
- 26.🧩 Which part lets the user give the app information? (a) an input (b) a logo (c) a title (d) an icon
- 27.🧩 In an app, what is tap to Save? (a) a button (b) data (c) a screen (d) an input
-
28.🧩 How many buttons does this app screen have?
[title] Add Homework
[slider] Brightness
[text box] Age
[button] Cancel - 29.🧩 Which input is best for choosing a volume level? (a) a text box (b) a title (c) a switch (d) a slider
- 30.True or false: the settings page is an input. (a) True (b) False
- 31.True or false: tap to Send is a button. (a) False (b) True
-
32.🧩 Which of these is a button on this screen?
[title] New Note
[text box] Phone
[button] Save
[slider] Brightness
[switch] Remind me (a) Brightness (b) Phone (c) Save (d) Remind me -
33.🧩 Which of these is a button on this screen?
[title] Settings
[button] Save
[switch] Dark mode
[button] Send
[text box] Age
[button] Next (a) Send (b) Dark mode (c) Age - 34.True or false: your friends list is a screen. (a) False (b) True
- 35.🧩 In an app, what is the home page of an app? (a) a button (b) an input (c) a screen (d) data
- 36.True or false: your friends list is data. (a) True (b) False
- 37.🧩 What do we call one full page of an app? (a) a cable (b) a screen (c) a battery (d) a variable
-
38.🧩 Which of these is a button on this screen?
[title] Sign Up
[button] Send
[slider] Volume
[text box] Notes
[button] Done (a) Notes (b) Done (c) Volume -
39.🧩 How many buttons does this app screen have?
[title] Add Homework
[text box] Name
[button] Back
[button] Send
[text box] Notes
[text box] Due date
[button] Cancel - 40.🧩 In an app, what is a slider for volume? (a) an input (b) a screen (c) a button (d) data
Answer key
- 2
- starts an action
- a text box
- Send
- 1
- True
- 2
- True
- your friends list
- your saved notes
- Done
- 2
- 2
- Help
- the log-in page
- True
- a slider for volume
- True
- False
- an input
- data
- Send
- 1
- data
- True
- an input
- a button
- 1
- a slider
- False
- True
- Save
- Send
- False
- a screen
- True
- a screen
- Done
- 3
- an input
Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students