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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 632 · 40 questions
TalentJR

Developer's tip (Stack of screens): Open a screen → it goes on top of the stack. Back → the top screen closes; you see the one underneath. Tap a tab → you jump to that tab’s main screen. Backs needed to get home = screens on the stack − 1.

NameDateTime takenScore ___ / 40
  1. 1.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Badges
  2. 2.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) the phone settings (d) that tab’s main screen
  3. 3.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) switches main sections (d) sits at the bottom
  4. 4.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  5. 5.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  6. 6.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) at the bottom (d) in the middle
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Quiz tab
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Friend list (c) Chat (d) Feed
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Match report”
    Which screen are you on now?     (a) Badges (b) Chat (c) Match report (d) Feed
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Help page”
    4. open “Friend list”
    Which screen are you on now?     (a) Video (b) Friend list (c) Help page (d) Home
  11. 11.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Badges”
    3. open “Badges”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. open “Edit photo”
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Score card (d) Feed
  15. 15.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  16. 16.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) sits at the bottom
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Video (c) Quiz (d) Lessons
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    4. open “Badges”
    5. tap the Settings tab
    Which screen are you on now?     (a) Match report (b) Settings (c) Badges (d) Feed
  24. 24.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Score card”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) goes to the last screen
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Feed (b) Match report (c) Chat (d) Settings
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap Back
    4. open “Badges”
    Which screen are you on now?     (a) Match report (b) Home (c) Search (d) Badges
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Friend list”
    3. open “Video”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Search tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Home (c) Video (d) Search
  31. 31.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Badges (c) Quiz (d) Video
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Video (c) Match report (d) Lessons
  34. 34.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Home (c) Edit photo (d) Map
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. open “Video”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Home tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Me (c) Quiz (d) Badges
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. open “Match report”
    5. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Friend list (d) Help page
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. Settings
  2. that tab’s main screen
  3. goes to the last screen
  4. goes to the last screen
  5. the back button
  6. at the bottom
  7. 0
  8. Settings
  9. Match report
  10. Friend list
  11. so users do not get lost
  12. 0
  13. 0
  14. Edit photo
  15. a tab bar
  16. a menu button
  17. 0
  18. undoes one move
  19. 1
  20. 1
  21. Quiz
  22. 0
  23. Settings
  24. sits at the bottom
  25. 1
  26. hides extra links
  27. Match report
  28. Badges
  29. 3
  30. Search
  31. a tab bar
  32. Quiz
  33. Match report
  34. the back button
  35. Map
  36. 0
  37. 1
  38. Badges
  39. Friend list
  40. 2

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