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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 670 · 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.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. open “Friend list”
    Which screen are you on now?     (a) Me (b) Friend list (c) Quiz (d) Lessons
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Score card”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Badges”
    3. tap Back
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Badges (c) Lessons (d) Map
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. open “Match report”
    4. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Match report (d) Chat
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Home tab
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Search (d) Home
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Map”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Map (c) Edit photo (d) Help page
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap the Search tab
    4. tap the Search tab
    5. tap the Search tab
    Which screen are you on now?     (a) Match report (b) Profile (c) Home (d) Search
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  13. 13.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  14. 14.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  15. 15.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  16. 16.🧭 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
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap Back
    4. open “Friend list”
    5. open “Help page”
    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. open “Friend list”
    3. tap Back
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) that tab’s main screen (d) a random page
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Home (c) Edit photo (d) Search
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) goes to the last screen (c) hides extra links (d) undoes one move
  24. 24.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) switches main sections
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap the Search tab
    4. open “Help page”
    Which screen are you on now?     (a) Map (b) Friend list (c) Help page (d) Home
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Map”
    4. tap Back
    5. open “Match report”
    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 Home tab
    2. open “Help page”
    3. tap Back
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    5. tap Back
    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. open “Match report”
    2. open “Match report”
    3. open “Score card”
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Score card
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    4. open “Badges”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.Which of these is true of a menu button? (a) goes to the last screen (b) sits at the bottom (c) opens a list of pages (d) switches main sections
  33. 33.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Map”
    Which screen are you on now?     (a) Feed (b) Chat (c) Help page (d) Map
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Badges”
    3. tap Back
    4. open “Map”
    Which screen are you on now?     (a) Search (b) Badges (c) Map (d) Home
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Profile tab
    4. open “Match report”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) shows 3 to 5 icons (d) sits at the bottom
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    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. open “Badges”
    3. tap the Home tab
    4. tap the Home 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. tap the Me tab
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. 3 to 5
  2. Friend list
  3. 0
  4. goes to the last screen
  5. Match report
  6. Feed
  7. 0
  8. Friend list
  9. Friend list
  10. Search
  11. 1
  12. a tab bar
  13. a tab bar
  14. a tab bar
  15. a menu button
  16. so users do not get lost
  17. 2
  18. 2
  19. 1
  20. that tab’s main screen
  21. Profile
  22. 1
  23. shows 3 to 5 icons
  24. undoes one move
  25. Help page
  26. 1
  27. 0
  28. 1
  29. Score card
  30. 2
  31. 0
  32. opens a list of pages
  33. a menu button
  34. Map
  35. Map
  36. 0
  37. goes to the last screen
  38. 1
  39. 0
  40. 0

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