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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 357 · 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 “Map”
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Score card”
    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. tap the Me tab
    2. open “Score card”
    3. tap the Quiz tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Quiz (d) Edit photo
  3. 3.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) sits at the bottom (d) goes to the last screen
  4. 4.🧭 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?
  5. 5.Which of these is true of a menu button? (a) opens a list of pages (b) undoes one move (c) goes to the last screen (d) switches main sections
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Chat tab
    4. open “Badges”
    Which screen are you on now?     (a) Chat (b) Feed (c) Help page (d) Badges
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Match report”
    4. open “Match report”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) a random page (d) the phone settings
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Match report (d) Score card
  11. 11.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) closes all apps (d) goes to the last screen
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Badges”
    Which screen are you on now?     (a) Feed (b) Badges (c) Match report (d) Edit photo
  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 Me tab
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Me
  16. 16.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap Back
    4. tap the Profile tab
    5. open “Video”
    Which screen are you on now?     (a) Friend list (b) Video (c) Search (d) Home
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 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
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. open “Friend list”
    4. tap the Home tab
    5. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Badges (d) Home
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Feed tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Chat (c) Feed (d) Map
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Friend list (c) Search (d) Home
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  25. 25.Which of these is true of the back button? (a) goes to the last screen (b) sits at the bottom (c) switches main sections (d) opens a list of pages
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. open “Edit photo”
    4. open “Badges”
    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. open “Match report”
    2. tap Back
    3. tap the Quiz tab
    4. open “Edit photo”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Score card (c) Feed (d) Chat
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Profile (c) Friend list (d) Home
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    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 “Friend list”
    2. tap Back
    3. open “Friend list”
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Friend list
  33. 33.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) switches main sections (d) hides extra links
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Video”
    4. open “Map”
    Which screen are you on now?     (a) Video (b) Chat (c) Feed (d) Map
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Match report”
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Chat (c) Feed (d) Match report
  36. 36.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) opens a list of pages (d) hides extra links
  37. 37.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  38. 38.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) opens a list of pages (d) shows 3 to 5 icons
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Badges”
    Which screen are you on now?     (a) Map (b) Lessons (c) Friend list (d) Badges

Answer key

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

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