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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 123 · 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.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Match report”
    Which screen are you on now?     (a) Feed (b) Match report (c) Score card (d) Chat
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Profile tab
    Which screen are you on now?     (a) Badges (b) Home (c) Profile (d) Search
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Chat (c) Feed (d) Settings
  7. 7.Which of these is true of a tab bar? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) undoes one move
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap the Feed tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) hides extra links
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Friend list (b) Home (c) Match report (d) Search
  11. 11.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) goes to the last screen (c) sits at the bottom (d) hides extra links
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) goes to the last screen (d) switches main sections
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap Back
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Score card (b) Match report (c) Video (d) Home
  17. 17.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  18. 18.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. open “Video”
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Feed (d) Video
  20. 20.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Badges”
    3. tap the Settings tab
    4. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Video (d) Chat
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap the Me tab
    5. tap the Quiz tab
    Which screen are you on now?     (a) Map (b) Lessons (c) Friend list (d) Quiz
  24. 24.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Settings tab
    4. open “Friend list”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. open “Match report”
    Which screen are you on now?     (a) Chat (b) Feed (c) Match report (d) Badges
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Video”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Video (b) Match report (c) Quiz (d) Help page
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    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 “Edit photo”
    2. open “Match report”
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Search (d) Home
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Edit photo”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Score card”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. tap Back
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Score card (d) Match report
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. tap the Me tab
    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.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    4. open “Edit photo”
    5. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Edit photo
  39. 39.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) deletes the page (d) closes all apps
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. the back button
  2. 2
  3. Match report
  4. Profile
  5. 0
  6. Map
  7. sits at the bottom
  8. 1
  9. goes to the last screen
  10. Friend list
  11. a menu button
  12. 3
  13. hides extra links
  14. 1
  15. switches main sections
  16. Video
  17. the back button
  18. a tab bar
  19. Video
  20. 3 to 5
  21. 2
  22. Feed
  23. Quiz
  24. a tab bar
  25. 0
  26. Match report
  27. Quiz
  28. 1
  29. 1
  30. Home
  31. 1
  32. 0
  33. 2
  34. 2
  35. a tab bar
  36. Friend list
  37. 0
  38. Edit photo
  39. goes to the last screen
  40. 1

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