App Dev Worksheet: Parts of an App

App development lesson 2: Parts of an app · Set 42 · 40 questions

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.

1. 1.🧩 What do we call one full page of an app? (a) a battery (b) a screen (c) a variable (d) a cable
2. 2.True or false: a switch for dark mode is an input. (a) False (b) True
3. 3.🧩 In an app, what is a switch for dark mode? (a) data (b) a screen (c) a button (d) an input
4. 4.True or false: today’s step count is a screen. (a) True (b) False
5. 5.🧩 Which of these is a button on this screen?
   [title] New Note
   [text box] Phone
   [button] Help
   [text box] Email
   [text box] City (a) City (b) Email (c) Help (d) Phone
6. 6.Which of these is a button? (a) the settings page (b) a switch for dark mode (c) tap to Send (d) the home page of an app
7. 7.🧩 How many buttons does this app screen have?
   [title] Settings
   [button] Save
   [button] Help
   [text box] Due date
   [text box] Name
   [slider] Text size
   [text box] City
8. 8.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Order Snacks
   [text box] Subject
   [button] Done
   [text box] City
   [text box] Age
   [switch] Dark mode
9. 9.Which of these is a screen? (a) tap to Start (b) tap to go Next (c) the game-over page (d) your saved notes
10. 10.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) buttons (c) tabs (d) screens
11. 11.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Save
    [button] Next
    [text box] Age
    [text box] Due date
    [text box] Email
12. 12.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Due date
    [switch] Dark mode
    [button] Next
    [text box] Name
13. 13.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Save
    [button] Next
    [text box] Name
    [slider] Volume
14. 14.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Cancel
    [button] Start
    [text box] Email
    [text box] Subject
    [text box] Name
    [slider] Brightness (a) Name (b) Subject (c) Email (d) Cancel
15. 15.🧩 Which input is best for typing your name? (a) a picture (b) a switch (c) a slider (d) a text box
16. 16.True or false: tap to Start is data. (a) False (b) True
17. 17.Which of these is a screen? (a) the home page of an app (b) a box to type a name (c) a switch for dark mode (d) tap to Start
18. 18.Which of these is an input? (a) a slider for volume (b) tap to go Next (c) today’s step count (d) the home page of an app
19. 19.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [button] Help
    [slider] Brightness
    [text box] Notes
    [button] Done (a) Brightness (b) Notes (c) Help
20. 20.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] Name
    [button] Back
    [text box] Subject
    [button] Done
    [button] Next
21. 21.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a text box (c) a title (d) a switch
22. 22.🧩 In an app, what is tap to Start? (a) data (b) a screen (c) a button (d) an input
23. 23.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [switch] Show hints
    [text box] Name
    [slider] Volume
    [button] Cancel
24. 24.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Email
    [slider] Volume
    [text box] Notes
    [button] Back
    [text box] Age
    [switch] Show hints
25. 25.🧩 In an app, what is your high score? (a) an input (b) data (c) a screen (d) a button
26. 26.Which of these is data? (a) a switch for dark mode (b) tap to go Next (c) your friends list (d) the settings page
27. 27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [switch] Remind me
    [button] Cancel
    [text box] City
    [text box] Email
28. 28.🧩 In an app, what is tap to go Next? (a) a screen (b) data (c) an input (d) a button
29. 29.🧩 Which input is best for choosing a volume level? (a) a switch (b) a text box (c) a title (d) a slider
30. 30.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Age
    [slider] Brightness
    [switch] Dark mode
    [text box] Email
    [text box] Phone
    [button] Cancel
31. 31.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Save
    [button] Next
    [switch] Remind me
    [button] Help
    [text box] Notes
32. 32.Which of these is data? (a) a box to type a name (b) tap to Save (c) your high score (d) tap to Send
33. 33.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [text box] Phone
    [text box] Email
    [button] Next
    [button] Start
    [text box] Subject
34. 34.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [text box] Notes
    [button] Next
    [button] Send (a) Send (b) Notes
35. 35.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [text box] Name
    [button] Save
    [text box] Age
36. 36.🧩 In an app, what is a box to type a name? (a) data (b) a screen (c) a button (d) an input
37. 37.True or false: today’s step count is data. (a) False (b) True
38. 38.True or false: tap to Send is a button. (a) False (b) True
39. 39.True or false: your saved notes is a screen. (a) False (b) True
40. 40.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Back
    [text box] Subject
    [button] Done
    [text box] Due date
    [button] Send
    [switch] Sound

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