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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 360 · 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.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12
  2. 2.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) closes all apps (d) deletes the page
  3. 3.🧭 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”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.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) switches main sections
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    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. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap Back
    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 Profile tab
    2. open “Friend list”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. open “Map”
    4. tap the Search tab
    5. open “Map”
    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 “Score card”
    2. open “Badges”
    3. tap the Chat tab
    4. open “Badges”
    Which screen are you on now?     (a) Feed (b) Score card (c) Badges (d) Chat
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. tap the Quiz tab
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Quiz (c) Badges (d) Lessons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Score card”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Score card (c) Lessons (d) Match report
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Video”
    4. tap the Chat tab
    5. open “Match report”
    Which screen are you on now?     (a) Feed (b) Match report (c) Video (d) Friend list
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Match report (c) Home (d) Search
  15. 15.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Me tab
    5. open “Map”
    Which screen are you on now?     (a) Lessons (b) Map (c) Match report (d) Quiz
  17. 17.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) sits at the bottom (d) opens a list of pages
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Match report”
    Which screen are you on now?     (a) Search (b) Home (c) Match report (d) Video
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Score card”
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Quiz (c) Lessons (d) Score card
  20. 20.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  21. 21.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  22. 22.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) that tab’s main screen (d) a random page
  23. 23.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) sits at the bottom
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. tap the Settings tab
    4. tap the Settings tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. tap the Profile tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Profile tab
    4. open “Badges”
    5. open “Score card”
    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 “Video”
    2. open “Video”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Friend list (c) Video (d) Search
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Video
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) opens a list of pages
  32. 32.Which of these is true of a menu button? (a) goes to the last screen (b) sits at the bottom (c) opens a list of pages (d) shows 3 to 5 icons
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Badges
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Help page”
    3. tap Back
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Help page (d) Video
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    4. tap the Search tab
    5. open “Match report”
    Which screen are you on now?     (a) Help page (b) Home (c) Match report (d) Map
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    3. tap the Me tab
    4. open “Badges”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 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 “Score card”
    5. tap Back
    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 “Video”
    2. open “Help page”
    3. open “Video”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Badges”
    Which screen are you on now?     (a) Search (b) Badges (c) Home (d) Score card
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap Back
    4. open “Map”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Video (c) Map (d) Friend list

Answer key

  1. 3 to 5
  2. goes to the last screen
  3. 2
  4. switches main sections
  5. 1
  6. 0
  7. 0
  8. 1
  9. Badges
  10. Match report
  11. 1
  12. Lessons
  13. Match report
  14. Home
  15. a tab bar
  16. Map
  17. goes to the last screen
  18. Match report
  19. Match report
  20. a menu button
  21. at the bottom
  22. that tab’s main screen
  23. sits at the bottom
  24. 0
  25. 1
  26. 1
  27. 2
  28. Friend list
  29. Badges
  30. 1
  31. undoes one move
  32. opens a list of pages
  33. Home
  34. Video
  35. Match report
  36. 0
  37. 0
  38. 4
  39. Badges
  40. Friend list

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