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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 828 · 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.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) so users do not get lost (d) to look busy
  2. 2.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  3. 3.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Match report (b) Help page (c) Map (d) Home
  5. 5.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) goes to the last screen (d) sits at the bottom
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Friend list”
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Quiz (c) Lessons (d) Friend list
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap the Settings tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Help page (d) Lessons
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Help page”
    Which screen are you on now?     (a) Feed (b) Help page (c) Map (d) Chat
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. tap the Me tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Badges
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Map”
    3. open “Map”
    Which screen are you on now?     (a) Feed (b) Chat (c) Map (d) Video
  14. 14.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Friend list”
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Friend list
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. open “Map”
    4. open “Match report”
    Which screen are you on now?     (a) Home (b) Map (c) Search (d) Match report
  17. 17.Which of these is true of the back button? (a) switches main sections (b) undoes one move (c) shows 3 to 5 icons (d) sits at the bottom
  18. 18.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Badges”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) in the middle (d) at the bottom
  21. 21.🧭 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 “Video”
    Which screen are you on now?     (a) Search (b) Match report (c) Video (d) Home
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Chat tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Badges
  23. 23.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. open “Match report”
    Which screen are you on now?     (a) Score card (b) Match report (c) Quiz (d) Lessons
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons (d) Edit photo
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. open “Video”
    4. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Video (d) Help page
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Score card”
    4. open “Video”
    5. open “Badges”
    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 “Match report”
    2. open “Map”
    3. open “Score card”
    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. tap the Search tab
    2. tap the Profile tab
    3. tap the Profile tab
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile
  30. 30.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
  31. 31.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) shows 3 to 5 icons
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Video”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Score card (c) Badges (d) Lessons
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Chat tab
    4. open “Map”
    Which screen are you on now?     (a) Feed (b) Chat (c) Video (d) Map
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Profile tab
    4. open “Score card”
    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 “Friend list”
    2. open “Map”
    3. tap Back
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. so users do not get lost
  2. a menu button
  3. the back button
  4. Map
  5. goes to the last screen
  6. Match report
  7. 1
  8. a tab bar
  9. Friend list
  10. 1
  11. Help page
  12. Lessons
  13. Map
  14. the back button
  15. Friend list
  16. Match report
  17. undoes one move
  18. 3 to 5
  19. 4
  20. at the bottom
  21. Video
  22. Settings
  23. a tab bar
  24. Match report
  25. Quiz
  26. Help page
  27. 5
  28. 3
  29. Search
  30. that tab’s main screen
  31. shows 3 to 5 icons
  32. 0
  33. 0
  34. 2
  35. Friend list
  36. Map
  37. 1
  38. 2
  39. a tab bar
  40. 1

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