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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 775 · 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. tap the Home tab
    2. open “Friend list”
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Friend list (c) Profile (d) Search
  2. 2.🧭 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
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Badges (c) Home (d) Video
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap Back
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Friend list”
    4. open “Map”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. open “Score card”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. tap the Feed tab
    4. tap the Feed tab
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Map (c) Me (d) Lessons
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Edit photo (c) Badges (d) Home
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Settings tab
    4. open “Map”
    Which screen are you on now?     (a) Video (b) Badges (c) Feed (d) Map
  18. 18.🧭 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”
    Which screen are you on now?     (a) Profile (b) Match report (c) Search (d) Home
  19. 19.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) opens settings (d) closes all apps
  20. 20.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Score card”
    3. tap the Profile tab
    4. tap the Profile tab
    5. open “Match report”
    Which screen are you on now?     (a) Score card (b) Badges (c) Home (d) Match report
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Map”
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Map
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Video”
    Which screen are you on now?     (a) Me (b) Video (c) Lessons (d) Quiz
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Quiz (b) Video (c) Friend list (d) Lessons
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. open “Video”
    4. open “Score card”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Score card (c) Friend list (d) Video
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Help page (c) Chat (d) Feed
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Quiz (b) Map (c) Match report (d) Lessons
  30. 30.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) shows 3 to 5 icons (d) switches main sections
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. open “Match report”
    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. tap the Profile tab
    2. open “Friend list”
    3. tap the Profile tab
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Map (c) Home (d) Profile
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Help page”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  35. 35.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Me tab
    4. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Help page (c) Me (d) Lessons
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. open “Match report”
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) a random page (d) the phone settings
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Home (c) Search (d) Score card

Answer key

  1. Search
  2. at the bottom
  3. Video
  4. 0
  5. a tab bar
  6. 3
  7. 1
  8. a menu button
  9. 0
  10. 3
  11. 2
  12. goes to the last screen
  13. 0
  14. Me
  15. 0
  16. Badges
  17. Map
  18. Match report
  19. goes to the last screen
  20. undoes one move
  21. Match report
  22. Map
  23. Video
  24. Video
  25. 0
  26. the back button
  27. Friend list
  28. Feed
  29. Map
  30. hides extra links
  31. 1
  32. Profile
  33. 2
  34. the back button
  35. shows 3 to 5 icons
  36. Me
  37. 2
  38. that tab’s main screen
  39. 1
  40. Score card

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