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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 354 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Feed tab
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Help page”
    4. tap the Quiz tab
    5. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Help page (d) Score card
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap the Quiz tab
    4. open “Friend list”
    5. tap the Me tab
    Which screen are you on now?     (a) Score card (b) Me (c) Lessons (d) Friend list
  6. 6.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  7. 7.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  8. 8.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  9. 9.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. open “Map”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Help page (c) Map (d) Home
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. tap the Me tab
    4. tap the Me tab
    5. open “Map”
    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 “Map”
    2. open “Help page”
    3. open “Help page”
    4. open “Badges”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  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 Settings 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 “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Home (c) Search (d) Map
  18. 18.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) goes to the last screen (d) sits at the bottom
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Home (d) Match report
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Quiz tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Help page (c) Video (d) Friend list
  21. 21.🧭 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
  22. 22.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) sits at the bottom (d) opens a list of pages
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Home tab
    4. tap the Home tab
    5. tap the Search tab
    Which screen are you on now?     (a) Home (b) Friend list (c) Profile (d) Search
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. tap the Search tab
    4. open “Map”
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Profile
  26. 26.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Video (d) Match report
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap the Feed tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Badges”
    3. tap the Home tab
    4. open “Friend list”
    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 “Video”
    2. tap the Chat tab
    3. open “Map”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Match report”
    Which screen are you on now?     (a) Feed (b) Badges (c) Chat (d) Match report
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Score card (c) Lessons (d) Badges
  33. 33.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    4. open “Video”
    5. open “Video”
    Which screen are you on now?     (a) Chat (b) Feed (c) Video (d) Friend list
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Friend list”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Search (c) Match report (d) Home
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. open “Friend list”
    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 the Search tab
    3. tap the Profile tab
    4. tap the Profile tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Profile
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    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. open “Badges”
    2. open “Help page”
    3. open “Edit photo”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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