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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 318 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. open “Video”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Score card (c) Edit photo (d) Video
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Profile tab
    Which screen are you on now?     (a) Friend list (b) Search (c) Home (d) Profile
  4. 4.Which of these is true of a menu button? (a) hides extra links (b) goes to the last screen (c) undoes one move (d) shows 3 to 5 icons
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Friend list”
    4. tap the Me tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. tap the Settings tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) hides extra links (d) goes to the last screen
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Help page (d) Home
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Friend list (d) Settings
  10. 10.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  11. 11.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) opens a list of pages (d) hides extra links
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Video”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 1 (d) 20
  14. 14.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) switches main sections (d) hides extra links
  15. 15.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) at the bottom (d) inside a button
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    4. open “Score card”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap the Feed tab
    4. open “Match report”
    Which screen are you on now?     (a) Score card (b) Feed (c) Match report (d) Chat
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. open “Score card”
    Which screen are you on now?     (a) Badges (b) Score card (c) Feed (d) Chat
  22. 22.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Score card (d) Quiz
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. tap the Chat tab
    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. open “Map”
    2. tap Back
    3. tap the Search tab
    4. open “Badges”
    5. tap the Search tab
    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 Back
    3. open “Friend list”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Map”
    Which screen are you on now?     (a) Chat (b) Feed (c) Friend list (d) Map
  28. 28.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  29. 29.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Video”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. open “Match report”
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Friend list (c) Home (d) Match report
  32. 32.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Help page (d) Chat
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. open “Match report”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Match report (c) Friend list (d) Video
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Chat (b) Score card (c) Badges (d) Feed
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. open “Help page”
    Which screen are you on now?     (a) Search (b) Video (c) Help page (d) Home
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. tap the Lessons tab
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Map (d) Quiz
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Match report”
    4. open “Video”
    Which screen are you on now?     (a) Feed (b) Score card (c) Match report (d) Video
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Me tab
    4. open “Edit photo”
    5. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Badges (d) Video
  40. 40.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar

Answer key

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

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