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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 627 · 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 “Video”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Video (b) Map (c) Feed (d) Chat
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    4. open “Edit photo”
    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) goes to the last screen (b) switches main sections (c) sits at the bottom (d) opens a list of pages
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Lessons (c) Edit photo (d) Match report
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Chat tab
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now?     (a) Feed (b) Match report (c) Chat (d) Settings
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Edit photo (d) Settings
  7. 7.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  8. 8.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. tap the Chat tab
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Video (c) Settings (d) Chat
  10. 10.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) shows 3 to 5 icons
  11. 11.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) opens a list of pages
  12. 12.🧭 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) Search (b) Edit photo (c) Home (d) Help page
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Friend list
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. open “Edit photo”
    4. open “Badges”
    5. tap the Home tab
    Which screen are you on now?     (a) Help page (b) Badges (c) Home (d) Edit photo
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap the Home tab
    Which screen are you on now?     (a) Score card (b) Home (c) Profile (d) Search
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Edit photo”
    4. tap the Me tab
    5. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Map (d) Lessons
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Friend list”
    4. tap the Lessons tab
    5. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Badges (d) Score card
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Badges”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Badges
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) opens settings (d) closes all apps
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Edit photo (c) Home (d) Profile
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Match report”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Feed (d) Match report
  24. 24.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  25. 25.🧭 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
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Settings tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Help page”
    3. tap Back
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Feed tab
    4. tap the Settings tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. open “Score card”
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Lessons (d) Score card
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap the Quiz tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Map (c) Video (d) Quiz
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Me tab
    Which screen are you on now?     (a) Me (b) Friend list (c) Quiz (d) Lessons
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.Which of these is true of the back button? (a) undoes one move (b) hides extra links (c) opens a list of pages (d) shows 3 to 5 icons
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Map”
    Which screen are you on now?     (a) Friend list (b) Map (c) Home (d) Search
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Friend list (b) Score card (c) Home (d) Map
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. tap the Search tab
    5. open “Map”
    Which screen are you on now?     (a) Badges (b) Home (c) Map (d) Match report
  38. 38.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) opens a list of pages (d) shows 3 to 5 icons
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1

Answer key

  1. Map
  2. 2
  3. goes to the last screen
  4. Edit photo
  5. Match report
  6. Settings
  7. a tab bar
  8. a menu button
  9. Feed
  10. shows 3 to 5 icons
  11. switches main sections
  12. Help page
  13. Friend list
  14. Home
  15. Home
  16. Friend list
  17. 0
  18. Badges
  19. Badges
  20. 3
  21. goes to the last screen
  22. Edit photo
  23. Match report
  24. the back button
  25. 0
  26. 1
  27. 0
  28. 1
  29. 1
  30. Match report
  31. Lessons
  32. Me
  33. 0
  34. undoes one move
  35. Map
  36. Map
  37. Map
  38. opens a list of pages
  39. 0
  40. 3 to 5

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