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App Dev Worksheet: Parts of an App

App development lesson 2: Parts of an app · Set 70 · 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.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Cancel
    [text box] Email
    [slider] Brightness
    [switch] Show hints
    [button] Start
    [button] Next     (a) Show hints (b) Brightness (c) Cancel (d) Email
  2. 2.Which of these is data? (a) tap to Save (b) the log-in page (c) a date picker (d) your friends list
  3. 3.🧩 Which input is best for turning something ON or OFF? (a) a title (b) a text box (c) a switch (d) a slider
  4. 4.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Cancel
    [button] Save
    [text box] Due date
    [switch] Remind me
    [slider] Volume
    [button] Send     (a) Due date (b) Remind me (c) Send (d) Volume
  5. 5.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [text box] Age
    [button] Send
    [button] Save
    [text box] Phone
    [button] Cancel
  6. 6.🧩 How many buttons does this app screen have?
    [title] New Note
    [text box] City
    [text box] Name
    [button] Cancel
    [button] Save
    [slider] Brightness
    [text box] Email
  7. 7.True or false: tap to Send is data. (a) True (b) False
  8. 8.🧩 In an app, what is a date picker? (a) data (b) an input (c) a screen (d) a button
  9. 9.🧩 Which input is best for choosing a volume level? (a) a text box (b) a title (c) a slider (d) a switch
  10. 10.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [slider] Text size
    [text box] Subject
    [button] Start
    [switch] Sound
    [text box] Name
    [text box] Notes
    [button] Cancel
  11. 11.🧩 Which of these is a button on this screen?
    [title] Settings
    [button] Back
    [switch] Remind me
    [button] Cancel
    [button] Help
    [text box] Age     (a) Back (b) Remind me (c) Age
  12. 12.True or false: a date picker is an input. (a) True (b) False
  13. 13.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Next
    [text box] Due date
    [switch] Sound
  14. 14.True or false: a slider for volume is data. (a) True (b) False
  15. 15.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Back
    [text box] Email
    [button] Done
    [slider] Brightness
    [text box] Name
  16. 16.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [switch] Dark mode
    [button] Done
    [slider] Volume
    [text box] Name
    [text box] Age
    [button] Back
    [button] Send     (a) Name (b) Send (c) Age (d) Dark mode
  17. 17.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Phone
    [text box] Notes
    [slider] Text size
    [button] Start
  18. 18.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Subject
    [button] Next
    [switch] Dark mode
    [button] Start
    [button] Back
    [text box] Email     (a) Subject (b) Email (c) Dark mode (d) Start
  19. 19.True or false: a slider for volume is an input. (a) True (b) False
  20. 20.🧩 In an app, what is a switch for dark mode? (a) a screen (b) an input (c) data (d) a button
  21. 21.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Due date
    [button] Help
    [text box] Age
    [slider] Volume
    [button] Next
    [text box] City     (a) Age (b) City (c) Help (d) Due date
  22. 22.🧩 Which of these is a button on this screen?
    [title] New Note
    [switch] Sound
    [button] Cancel
    [text box] Subject
    [button] Next
    [text box] City
    [text box] Name     (a) Next (b) Subject (c) City (d) Name
  23. 23.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Done
    [text box] Age
    [text box] Due date
    [button] Cancel
    [button] Back
    [slider] Volume
  24. 24.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Age
    [text box] Email
    [button] Back
  25. 25.🧩 What does a button do when you tap it? (a) saves the battery (b) changes the phone (c) starts an action (d) shows the time
  26. 26.True or false: the home page of an app is a button. (a) True (b) False
  27. 27.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [text box] Subject
    [text box] Age
    [text box] Phone
    [button] Send
    [slider] Volume     (a) Subject (b) Phone (c) Age (d) Send
  28. 28.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [slider] Volume
    [text box] Subject
    [text box] Email
    [button] Start
  29. 29.🧩 In an app, what is a slider for volume? (a) a button (b) an input (c) a screen (d) data
  30. 30.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Name
    [text box] Email
    [slider] Volume
    [text box] City
    [button] Save     (a) Name (b) Email (c) City (d) Save
  31. 31.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [button] Save
    [button] Back
    [button] Send
    [text box] Notes
    [text box] Due date
  32. 32.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [button] Cancel
    [button] Start
    [text box] Phone
    [button] Next
    [text box] Due date
    [slider] Brightness
  33. 33.🧩 What do we call one full page of an app? (a) a battery (b) a screen (c) a cable (d) a variable
  34. 34.🧩 In an app, what is tap to Save? (a) a screen (b) data (c) a button (d) an input
  35. 35.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Cancel
    [text box] Email
    [slider] Volume     (a) Volume (b) Email (c) Cancel
  36. 36.Which of these is a screen? (a) the game-over page (b) tap to Save (c) a switch for dark mode (d) tap to Send
  37. 37.Which of these is an input? (a) tap to Start (b) a slider for volume (c) tap to go Next (d) your saved notes
  38. 38.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [slider] Brightness
    [button] Send
    [text box] Email
  39. 39.True or false: the log-in page is a button. (a) True (b) False
  40. 40.🧩 In an app, what is the home page of an app? (a) data (b) an input (c) a screen (d) a button

Answer key

  1. Cancel
  2. your friends list
  3. a switch
  4. Send
  5. 3
  6. 2
  7. False
  8. an input
  9. a slider
  10. 5
  11. Back
  12. True
  13. 1
  14. False
  15. 3
  16. Send
  17. 1
  18. Start
  19. True
  20. an input
  21. Help
  22. Next
  23. 3
  24. 1
  25. starts an action
  26. False
  27. Send
  28. 3
  29. an input
  30. Save
  31. 3
  32. 3
  33. a screen
  34. a button
  35. Cancel
  36. the game-over page
  37. a slider for volume
  38. 2
  39. False
  40. a screen

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