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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 443 · 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 “Match report”
    2. tap Back
    3. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Match report (c) Chat (d) Settings
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. tap Back
    4. tap the Home tab
    Which screen are you on now?     (a) Map (b) Help page (c) Home (d) Search
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Score card”
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap the Lessons tab
    4. tap the Quiz tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Map (c) Quiz (d) Lessons
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Search tab
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap the Home tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Me (d) Lessons
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Help page”
    4. tap the Search tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Help page”
    4. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Lessons (d) Help page
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Match report (b) Lessons (c) Badges (d) Quiz
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Score card”
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Score card (d) Search
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Video”
    Which screen are you on now?     (a) Map (b) Quiz (c) Video (d) Lessons
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Home tab
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Match report
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    4. open “Score card”
    5. open “Edit photo”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Score card (d) Edit photo
  21. 21.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) the phone settings (d) that tab’s main screen
  22. 22.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Friend list”
    4. tap Back
    5. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Search (c) Edit photo (d) Home
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Map”
    3. tap the Me tab
    4. open “Map”
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Map
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Score card (c) Profile (d) Home
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons (d) Badges
  27. 27.Which of these is true of a tab bar? (a) switches main sections (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  28. 28.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) hides extra links (d) undoes one move
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Home (c) Profile (d) Search
  31. 31.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Edit photo (d) Friend list
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    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.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Video (c) Match report (d) Lessons
  35. 35.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) goes to the last screen (d) hides extra links
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. open “Match report”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Quiz (d) Match report
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  39. 39.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) opens settings (d) deletes the page
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. Feed
  2. 0
  3. Home
  4. 1
  5. 1
  6. shows 3 to 5 icons
  7. Quiz
  8. 0
  9. a tab bar
  10. 1
  11. 1
  12. Edit photo
  13. 0
  14. the back button
  15. Edit photo
  16. Badges
  17. Badges
  18. Video
  19. Map
  20. Edit photo
  21. that tab’s main screen
  22. a tab bar
  23. Search
  24. Map
  25. Home
  26. Badges
  27. switches main sections
  28. undoes one move
  29. 0
  30. Map
  31. 3 to 5
  32. Friend list
  33. 0
  34. Match report
  35. hides extra links
  36. Match report
  37. 0
  38. a tab bar
  39. goes to the last screen
  40. 1

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