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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 289 · 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 “Edit photo”
    2. tap the Settings tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Me
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. open “Help page”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Search (d) Help page
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Video”
    4. tap the Search tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap the Settings tab
    Which screen are you on now?     (a) Friend list (b) Chat (c) Feed (d) Settings
  10. 10.Which of these is true of a tab bar? (a) sits at the bottom (b) goes to the last screen (c) undoes one move (d) hides extra links
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Chat tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    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 “Match report”
    2. tap Back
    3. open “Badges”
    4. open “Friend list”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. open “Badges”
    4. tap the Home tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Video”
    3. tap the Me tab
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Video (b) Match report (c) Lessons (d) Edit photo
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Settings (b) Help page (c) Chat (d) Feed
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Badges (b) Lessons (c) Quiz (d) Me
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. open “Score card”
    Which screen are you on now?     (a) Feed (b) Chat (c) Friend list (d) Score card
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Feed (c) Settings (d) Match report
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. open “Help page”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Home (c) Score card (d) Search
  24. 24.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) undoes one move (d) switches main sections
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Lessons tab
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Quiz (c) Lessons (d) Map
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of a menu button? (a) hides extra links (b) shows 3 to 5 icons (c) sits at the bottom (d) switches main sections
  28. 28.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) switches main sections (d) goes to the last screen
  29. 29.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  30. 30.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Me tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Lessons (c) Quiz (d) Edit photo
  33. 33.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
  34. 34.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) sits at the bottom (d) switches main sections
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Map”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Help page (d) Map
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  38. 38.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Score card”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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