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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 61 · 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 hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery
  2. 2.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 1 (d) 20
  3. 3.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  4. 4.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) undoes one move
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Badges (d) Me
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Score card
  7. 7.Which of these is true of a tab bar? (a) goes to the last screen (b) sits at the bottom (c) undoes one move (d) hides extra links
  8. 8.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap the Profile tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Profile
  15. 15.Which of these is true of the back button? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) hides extra links
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  18. 18.Which of these is true of a menu button? (a) hides extra links (b) goes to the last screen (c) sits at the bottom (d) switches main sections
  19. 19.🧭 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
  20. 20.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
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Match report (c) Home (d) Search
  22. 22.🧭 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. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Match report (c) Me (d) Lessons
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  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 “Badges”
    Which screen are you on now?     (a) Quiz (b) Badges (c) Lessons (d) Score card
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. tap the Me tab
    4. open “Score card”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Badges”
    3. tap Back
    4. tap the Me tab
    Which screen are you on now?     (a) Me (b) Badges (c) Quiz (d) Lessons
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. open “Edit photo”
    4. open “Friend list”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Chat tab
    4. tap the Feed tab
    5. tap the Feed tab
    Which screen are you on now?     (a) Friend list (b) Settings (c) Feed (d) Chat
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Me
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, 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?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. open “Score card”
    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 “Map”
    2. tap the Home tab
    3. open “Score card”
    4. tap the Home tab
    5. tap the Home tab
    Which screen are you on now?     (a) Search (b) Score card (c) Home (d) Map
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    4. tap Back
    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. tap the Search tab
    2. open “Edit photo”
    3. open “Map”
    4. open “Score card”
    Which screen are you on now?     (a) Home (b) Map (c) Score card (d) Edit photo
  38. 38.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
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Map”
    4. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Profile (d) Home
  40. 40.🧭 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?

Answer key

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

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