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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 510 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Profile (d) Search
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Edit photo (c) Home (d) Profile
  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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Badges”
    4. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Quiz (c) Me (d) Lessons
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  7. 7.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. tap Back
    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. tap the Feed tab
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Settings (b) Chat (c) Match report (d) Feed
  10. 10.Which of these is true of the back button? (a) sits at the bottom (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Search tab
    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 “Video”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Map”
    3. tap Back
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) sits at the bottom (d) undoes one move
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. open “Map”
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Profile
  18. 18.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to hide the menu (d) to use more battery
  19. 19.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) that tab’s main screen (d) the last app used
  21. 21.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) shows 3 to 5 icons
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Friend list”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) goes to the last screen
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Match report”
    4. tap the Settings tab
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Match report”
    4. tap the Profile tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Search (c) Match report (d) Home
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Profile (d) Search
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Match report”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Edit photo (c) Chat (d) Feed
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Badges”
    4. open “Video”
    Which screen are you on now?     (a) Score card (b) Home (c) Badges (d) Video
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap the Me tab
    4. tap the Quiz tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Video
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Profile
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Friend list”
    3. tap the Lessons tab
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap the Home tab
    5. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Home (c) Friend list (d) Search
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. tap the Me tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Me (c) Score card (d) Match report
  40. 40.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar

Answer key

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

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