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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 540 · 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. tap the Quiz tab
    2. open “Match report”
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Edit photo (d) Quiz
  2. 2.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. open “Help page”
    Which screen are you on now?     (a) Video (b) Feed (c) Chat (d) Help page
  4. 4.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  5. 5.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Edit photo (c) Match report (d) Search
  7. 7.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Help page”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Help page (b) Video (c) Map (d) Home
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Chat (d) Match report
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Badges”
    3. open “Map”
    Which screen are you on now?     (a) Chat (b) Badges (c) Map (d) Feed
  15. 15.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) a random page (d) the phone settings
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Score card”
    4. open “Match report”
    Which screen are you on now?     (a) Badges (b) Home (c) Score card (d) Match report
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Score card”
    4. tap the Settings 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 “Video”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Settings (b) Friend list (c) Feed (d) Chat
  20. 20.Which of these is true of a menu button? (a) sits at the bottom (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  21. 21.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) goes to the last screen (d) closes all apps
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Video”
    4. tap the Lessons tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Match report (d) Video
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Lessons (c) Quiz (d) Me
  24. 24.Which of these is true of a menu button? (a) opens a list of pages (b) shows 3 to 5 icons (c) goes to the last screen (d) sits at the bottom
  25. 25.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Score card (c) Feed (d) Chat
  27. 27.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  28. 28.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap Back
    4. open “Video”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Video (d) Chat
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Match report”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Chat (d) Match report
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Help page”
    5. tap the Lessons tab
    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 “Badges”
    2. open “Match report”
    3. open “Match report”
    Which screen are you on now?     (a) Feed (b) Chat (c) Badges (d) Match report
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. tap the Home tab
    4. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Search (d) Badges
  35. 35.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Help page (d) Settings
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Match report”
    4. open “Badges”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Match report (c) Friend list (d) Badges
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) undoes one move (d) sits at the bottom
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    4. open “Score card”
    5. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Video (c) Score card (d) Home

Answer key

  1. Edit photo
  2. at the bottom
  3. Help page
  4. a tab bar
  5. goes to the last screen
  6. Match report
  7. a tab bar
  8. 0
  9. a menu button
  10. Map
  11. 0
  12. 3
  13. Friend list
  14. Map
  15. that tab’s main screen
  16. Match report
  17. 0
  18. 0
  19. Friend list
  20. hides extra links
  21. goes to the last screen
  22. Edit photo
  23. Me
  24. opens a list of pages
  25. a menu button
  26. Chat
  27. 3 to 5
  28. so users do not get lost
  29. Video
  30. Friend list
  31. 0
  32. 0
  33. Match report
  34. Map
  35. shows 3 to 5 icons
  36. Chat
  37. Quiz
  38. 3
  39. sits at the bottom
  40. Home

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