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