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App Dev Worksheet: Navigation

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

Answer key

  1. Quiz
  2. switches main sections
  3. 2
  4. 3
  5. Home
  6. Match report
  7. 4
  8. the back button
  9. 0
  10. Home
  11. 0
  12. Search
  13. 0
  14. 1
  15. shows 3 to 5 icons
  16. Match report
  17. Quiz
  18. 1
  19. 1
  20. Score card
  21. Me
  22. Profile
  23. Chat
  24. the back button
  25. Map
  26. 3
  27. 1
  28. goes to the last screen
  29. Chat
  30. Home
  31. Settings
  32. 2
  33. Badges
  34. at the bottom
  35. sits at the bottom
  36. a tab bar
  37. opens a list of pages
  38. Home
  39. 0
  40. Match report

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