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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 153 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. tap the Feed tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of the back button? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  3. 3.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1
  4. 4.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Feed (c) Friend list (d) Match report
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Map”
    4. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Match report (c) Feed (d) Map
  8. 8.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Match report (c) Edit photo (d) Video
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Score card”
    4. tap the Home tab
    5. open “Badges”
    Which screen are you on now?     (a) Score card (b) Match report (c) Badges (d) Edit photo
  11. 11.🧭 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
  12. 12.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Search tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) sits at the bottom (d) shows 3 to 5 icons
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Help page”
    3. open “Friend list”
    4. open “Match report”
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Friend list (c) Help page (d) Badges
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. open “Score card”
    4. tap Back
    5. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Badges (c) Me (d) Score card
  17. 17.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Badges”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Badges (d) Score card
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Score card”
    3. tap the Home tab
    4. tap the Home tab
    5. open “Video”
    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. open “Map”
    2. open “Friend list”
    3. open “Help page”
    4. tap the Settings tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of a menu button? (a) opens a list of pages (b) shows 3 to 5 icons (c) switches main sections (d) goes to the last screen
  22. 22.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Map”
    4. tap Back
    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. tap the Lessons tab
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    5. tap the Me tab
    Which screen are you on now?     (a) Edit photo (b) Me (c) Lessons (d) Match report
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Match report”
    Which screen are you on now?     (a) Profile (b) Match report (c) Home (d) Search
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Map (d) Match report
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) switches main sections (d) goes to the last screen
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. open “Score card”
    5. open “Score card”
    Which screen are you on now?     (a) Map (b) Home (c) Score card (d) Edit photo
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Edit photo”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. open “Badges”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Map (c) Home (d) Badges
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Badges”
    4. tap the Profile tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Badges (b) Help page (c) Home (d) Edit photo
  36. 36.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) undoes one move (c) opens a list of pages (d) goes to the last screen
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap the Profile tab
    4. tap the Home tab
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Profile
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Profile tab
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Map”
    4. open “Friend list”
    5. tap the Profile tab
    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 “Map”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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