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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 816 · 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. tap the Lessons tab
    2. open “Map”
    3. tap the Lessons tab
    4. open “Score card”
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Map (c) Lessons (d) Score card
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  5. 5.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) opens a list of pages (d) shows 3 to 5 icons
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap Back
    4. open “Map”
    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 Profile tab
    3. open “Map”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 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
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Feed tab
    4. open “Video”
    Which screen are you on now?     (a) Badges (b) Chat (c) Feed (d) Video
  10. 10.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  11. 11.🧭 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
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Edit photo
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Map”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Quiz (d) Map
  13. 13.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  14. 14.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Match report (d) Feed
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap the Me tab
    4. open “Badges”
    5. open “Help page”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Help page (d) Badges
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  19. 19.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) hides extra links (d) switches main sections
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. tap the Profile tab
    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 “Map”
    2. tap Back
    3. open “Video”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) a random page (d) the last app used
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Profile (b) Help page (c) Score card (d) Home
  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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Map (d) Lessons
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Badges (d) Score card
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Video”
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 10 to 12 (d) 20
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap Back
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Badges (b) Video (c) Profile (d) Home
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap the Profile tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Friend list (c) Home (d) Profile
  34. 34.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) sits at the bottom (d) switches main sections
  35. 35.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Chat (c) Feed (d) Friend list
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Video (d) Feed
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Chat tab
    4. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Help page (d) Map
  40. 40.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) hides extra links

Answer key

  1. Me
  2. 0
  3. 1
  4. the back button
  5. opens a list of pages
  6. 1
  7. 2
  8. Badges
  9. Video
  10. so users do not get lost
  11. Me
  12. Friend list
  13. goes to the last screen
  14. a tab bar
  15. Badges
  16. Help page
  17. 0
  18. a tab bar
  19. switches main sections
  20. 3
  21. 0
  22. 0
  23. that tab’s main screen
  24. 3
  25. Profile
  26. a menu button
  27. Friend list
  28. Lessons
  29. 3
  30. 3 to 5
  31. Profile
  32. 0
  33. Profile
  34. undoes one move
  35. the back button
  36. Video
  37. Score card
  38. 0
  39. Friend list
  40. sits at the bottom

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