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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 190 · 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 “Video”
    2. open “Edit photo”
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Badges (d) Help page
  4. 4.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Search tab
    4. open “Match report”
    5. open “Badges”
    Which screen are you on now?     (a) Badges (b) Match report (c) Map (d) Home
  6. 6.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) switches main sections (d) goes to the last screen
  7. 7.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Friend list (b) Chat (c) Feed (d) Map
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. open “Video”
    Which screen are you on now?     (a) Chat (b) Map (c) Video (d) Feed
  10. 10.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. tap the Quiz 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 “Map”
    2. open “Video”
    3. tap the Settings tab
    Which screen are you on now?     (a) Video (b) Map (c) Feed (d) Settings
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Help page”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Match report”
    4. open “Video”
    5. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Video (c) Feed (d) Friend list
  16. 16.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap the Me tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Match report (c) Quiz (d) Map
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    Which screen are you on now?     (a) Me (b) Match report (c) Quiz (d) Lessons
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap the Search tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Score card (b) Home (c) Map (d) Profile
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Map”
    5. tap Back
    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 “Friend list”
    2. open “Score card”
    3. tap Back
    4. tap the Feed tab
    5. open “Map”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Score card (d) Map
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Chat (c) Help page (d) Feed
  26. 26.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Search tab
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap Back
    4. open “Match report”
    5. open “Help page”
    Which screen are you on now?     (a) Badges (b) Match report (c) Lessons (d) Help page
  29. 29.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, 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?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Score card”
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Lessons (d) Video
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    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?
  33. 33.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) the phone settings (d) that tab’s main screen
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Settings (b) Friend list (c) Chat (d) Feed
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Video”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Match report (c) Video (d) Quiz
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Edit photo (d) Quiz
  40. 40.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12

Answer key

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

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