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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 433 · 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.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) shows 3 to 5 icons (d) undoes one move
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Score card
  7. 7.Which of these is true of the back button? (a) hides extra links (b) shows 3 to 5 icons (c) switches main sections (d) undoes one move
  8. 8.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  9. 9.Which of these is true of a tab bar? (a) switches main sections (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of the back button? (a) sits at the bottom (b) opens a list of pages (c) shows 3 to 5 icons (d) goes to the last screen
  12. 12.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) hides extra links (d) undoes one move
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Friend list”
    3. open “Edit photo”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Score card (d) Friend list
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Video”
    Which screen are you on now?     (a) Lessons (b) Video (c) Quiz (d) Me
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Score card”
    3. open “Match report”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Map (d) Score card
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Score card”
    4. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Score card (c) Chat (d) Feed
  18. 18.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) at the bottom (d) in the middle
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Badges (d) Settings
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Chat tab
    4. open “Map”
    5. open “Score card”
    Which screen are you on now?     (a) Map (b) Score card (c) Feed (d) Edit photo
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Friend list
  22. 22.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) a random page (d) the last app used
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Quiz tab
    4. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Quiz (d) Map
  26. 26.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) goes to the last screen (d) undoes one move
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap the Me tab
    4. open “Friend list”
    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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Map (d) Video
  29. 29.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  30. 30.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Chat (c) Feed (d) Settings
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    4. tap the Chat tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Score card”
    4. open “Map”
    Which screen are you on now?     (a) Help page (b) Match report (c) Map (d) Score card
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Video”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Match report”
    Which screen are you on now?     (a) Help page (b) Match report (c) Lessons (d) Quiz
  37. 37.🧭 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 “Friend list”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Friend list (d) Edit photo
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. tap the Search tab
    4. open “Help page”
    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 Search tab
    3. open “Map”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Map (d) Home
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Match report (d) Friend list

Answer key

  1. opens a list of pages
  2. 0
  3. the back button
  4. 1
  5. a menu button
  6. Score card
  7. undoes one move
  8. a tab bar
  9. switches main sections
  10. 0
  11. goes to the last screen
  12. hides extra links
  13. 0
  14. Home
  15. Video
  16. Score card
  17. Chat
  18. at the bottom
  19. Feed
  20. Score card
  21. Friend list
  22. that tab’s main screen
  23. 2
  24. goes to the last screen
  25. Help page
  26. sits at the bottom
  27. 2
  28. Lessons
  29. the back button
  30. a tab bar
  31. Map
  32. 1
  33. Map
  34. 2
  35. 3
  36. Match report
  37. Friend list
  38. 1
  39. Help page
  40. Match report

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