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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 201 · 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. open “Match report”
    2. tap the Lessons tab
    3. open “Video”
    4. open “Friend list”
    5. open “Badges”
    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. tap the Profile tab
    2. tap the Home tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Map”
    3. open “Help page”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) goes to the last screen
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Score card”
    4. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Match report (c) Edit photo (d) Score card
  7. 7.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) so users do not get lost (d) to look busy
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Lessons (d) Help page
  9. 9.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) undoes one move
  10. 10.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) sits at the bottom (d) goes to the last screen
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap Back
    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 “Badges”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 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
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Home tab
    4. open “Edit photo”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. open “Video”
    Which screen are you on now?     (a) Friend list (b) Home (c) Search (d) Video
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 10 to 12 (c) 3 to 5 (d) 1
  20. 20.Which of these is true of a tab bar? (a) sits at the bottom (b) undoes one move (c) opens a list of pages (d) hides extra links
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Map (b) Quiz (c) Video (d) Lessons
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Quiz tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Map (d) Edit photo
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    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?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) switches main sections (d) undoes one move
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. tap the Me tab
    4. tap the Me tab
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Lessons (d) Match report
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Match report”
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Match report (d) Lessons
  29. 29.🧭 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”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap the Home tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Video
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap Back
    4. tap the Me tab
    5. open “Match report”
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Match report (d) Lessons
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Settings tab
    4. open “Match report”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Video (c) Friend list (d) Lessons
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap the Feed tab
    4. open “Match report”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Badges”
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Chat (c) Match report (d) Feed
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap the Settings tab
    5. tap the Feed tab
    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 “Badges”
    2. open “Video”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Chat

Answer key

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

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