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App Dev Worksheet: Parts of an App

App development lesson 2: Parts of an app · Set 625 · 40 questions
TalentJR

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

Answer key

  1. False
  2. Send
  3. 1
  4. a button
  5. a switch
  6. 5
  7. 2
  8. a screen
  9. True
  10. 3
  11. a box to type a name
  12. 1
  13. True
  14. 1
  15. a slider
  16. 4
  17. Help
  18. tap to Start
  19. 2
  20. an input
  21. Send
  22. 2
  23. a date picker
  24. True
  25. data
  26. 3
  27. an input
  28. Cancel
  29. the home page of an app
  30. your high score
  31. Start
  32. False
  33. starts an action
  34. 1
  35. 3
  36. data
  37. True
  38. a switch for dark mode
  39. 3
  40. the game-over page

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