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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 216 · 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. open “Score card”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Chat (b) Score card (c) Video (d) Feed
  2. 2.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  3. 3.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    4. tap the Profile tab
    Which screen are you on now?     (a) Badges (b) Help page (c) Home (d) Profile
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Video (c) Home (d) Search
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Video”
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Video
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Video (c) Home (d) Edit photo
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Settings (c) Chat (d) Feed
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Match report”
    4. open “Help page”
    Which screen are you on now?     (a) Match report (b) Search (c) Help page (d) Home
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Lessons tab
    4. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Quiz (d) Match report
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. open “Badges”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Friend list
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Video”
    4. tap the Home tab
    Which screen are you on now?     (a) Map (b) Home (c) Edit photo (d) Video
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Badges”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) so users do not get lost (d) to look busy
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Edit photo”
    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) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) switches main sections
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Edit photo”
    4. open “Help page”
    Which screen are you on now?     (a) Score card (b) Help page (c) Edit photo (d) Match report
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Match report (c) Edit photo (d) Feed
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Edit photo (d) Search
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Badges”
    3. tap Back
    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. tap the Settings tab
    2. open “Badges”
    3. tap the Feed tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  25. 25.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the last app used (d) the phone settings
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap Back
    4. open “Match report”
    5. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Help page (d) Video
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Match report (d) Search
  28. 28.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) closes all apps (d) deletes the page
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Score card”
    4. 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 “Video”
    2. tap Back
    3. open “Help page”
    4. open “Edit photo”
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Help page (c) Edit photo (d) Video
  31. 31.Which of these is true of a tab bar? (a) undoes one move (b) shows 3 to 5 icons (c) goes to the last screen (d) hides extra links
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Help page”
    4. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Lessons (d) Score card
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Video”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Chat (c) Settings (d) Feed
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Profile (c) Home (d) Search
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Me (d) Quiz
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. open “Score card”
    4. tap the Lessons tab
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  39. 39.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. Video
  2. a tab bar
  3. a tab bar
  4. Profile
  5. 1
  6. Search
  7. Video
  8. Search
  9. Score card
  10. Help page
  11. Match report
  12. 0
  13. Help page
  14. Home
  15. 0
  16. so users do not get lost
  17. 1
  18. goes to the last screen
  19. Help page
  20. Edit photo
  21. Search
  22. 1
  23. 1
  24. a menu button
  25. that tab’s main screen
  26. Help page
  27. Home
  28. goes to the last screen
  29. 3
  30. Search
  31. shows 3 to 5 icons
  32. Edit photo
  33. 0
  34. Feed
  35. Friend list
  36. Lessons
  37. 0
  38. the back button
  39. undoes one move
  40. 1

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