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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 381 · 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. tap the Lessons tab
    3. tap the Me tab
    4. tap the Me tab
    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. tap the Feed tab
    2. open “Video”
    3. open “Help page”
    4. open “Video”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) shows 3 to 5 icons (d) goes to the last screen
  4. 4.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) shows 3 to 5 icons (d) opens a list of pages
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  7. 7.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) opens a list of pages (d) undoes one move
  8. 8.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 10 to 12 (c) 3 to 5 (d) 1
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Match report”
    Which screen are you on now?     (a) Me (b) Quiz (c) Match report (d) Lessons
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Help page”
    4. tap the Settings tab
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Match report (d) Home
  14. 14.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) that tab’s main screen (d) a random page
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. open “Map”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Video”
    4. tap the Lessons tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) sits at the bottom
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Match report (c) Badges (d) Lessons
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Friend list”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Friend list (d) Badges
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Video”
    Which screen are you on now?     (a) Friend list (b) Video (c) Quiz (d) Lessons
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Help page (c) Search (d) Profile
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap the Home tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    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 “Match report”
    2. tap the Home tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Match report
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. tap the Profile tab
    4. tap the Profile tab
    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 “Score card”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Match report”
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Match report
  29. 29.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  30. 30.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  31. 31.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) undoes one move (d) switches main sections
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    4. open “Video”
    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. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Friend list”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. tap the Feed tab
    4. open “Video”
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Video
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Match report”
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Match report
  37. 37.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Match report”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Match report (c) Lessons (d) Map
  40. 40.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button

Answer key

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

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