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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 180 · 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 Me tab
    2. open “Score card”
    3. tap Back
    4. open “Edit photo”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. open “Map”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) goes to the last screen (d) opens a list of pages
  4. 4.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Friend list (c) Lessons (d) Quiz
  6. 6.Which of these is true of the back button? (a) shows 3 to 5 icons (b) sits at the bottom (c) undoes one move (d) hides extra links
  7. 7.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
  8. 8.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) opens settings (d) closes all apps
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Quiz tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Friend list (d) Video
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  12. 12.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) switches main sections (d) sits at the bottom
  13. 13.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) to hide the menu (d) so users do not get lost
  14. 14.Which of these is true of a menu button? (a) goes to the last screen (b) sits at the bottom (c) switches main sections (d) hides extra links
  15. 15.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) opens a list of pages (d) sits at the bottom
  16. 16.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Map (c) Settings (d) Feed
  18. 18.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  19. 19.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Help page
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Home (c) Map (d) Badges
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Map
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Help page”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 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
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Quiz (c) Lessons (d) Help page
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. open “Edit photo”
    4. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Edit photo (d) Match report
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Video”
    4. tap Back
    5. open “Match report”
    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. tap the Profile tab
    2. tap the Profile tab
    3. open “Match report”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. tap Back
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    4. open “Edit photo”
    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 “Help page”
    2. open “Score card”
    3. open “Map”
    Which screen are you on now?     (a) Score card (b) Help page (c) Feed (d) Map
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Friend list (d) Quiz
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Feed (c) Edit photo (d) Settings
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap the Quiz tab
    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 “Match report”
    2. tap the Chat tab
    3. tap the Chat tab
    4. tap the Feed tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Help page”
    3. open “Score card”
    4. open “Edit photo”
    5. open “Badges”
    Which screen are you on now?     (a) Score card (b) Help page (c) Map (d) Badges
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Lessons 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 “Match report”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap the Home tab
    4. tap the Home tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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