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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 247 · 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. open “Edit photo”
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Lessons (d) Quiz
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap Back
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Score card (d) Match report
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. tap Back
    4. tap the Settings tab
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Chat (c) Settings (d) Feed
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Help page”
    Which screen are you on now?     (a) Feed (b) Chat (c) Help page (d) Match report
  5. 5.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Edit photo”
    4. open “Match report”
    5. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Match report (c) Edit photo (d) Search
  7. 7.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) switches main sections (d) shows 3 to 5 icons
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Video”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Video
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 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
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Video”
    4. tap Back
    5. tap the Settings 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. tap the Chat tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Friend list (b) Feed (c) Settings (d) Chat
  15. 15.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  16. 16.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  19. 19.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Edit photo (d) Lessons
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Match report”
    Which screen are you on now?     (a) Quiz (b) Match report (c) Friend list (d) Lessons
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap Back
    4. tap the Search tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Map (b) Profile (c) Home (d) Score card
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. tap the Home tab
    4. tap the Home tab
    5. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Profile (d) Home
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. tap the Profile tab
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Friend list (c) Search (d) Map
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of a tab bar? (a) sits at the bottom (b) goes to the last screen (c) hides extra links (d) undoes one move
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Video”
    4. tap the Lessons tab
    5. open “Video”
    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 “Map”
    2. tap the Settings tab
    3. open “Badges”
    4. tap the Chat tab
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Match report (c) Feed (d) Map
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. tap the Profile tab
    5. open “Map”
    Which screen are you on now?     (a) Score card (b) Friend list (c) Map (d) Home
  31. 31.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  32. 32.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    4. tap the Home tab
    5. open “Map”
    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. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Video”
    Which screen are you on now?     (a) Quiz (b) Me (c) Video (d) Lessons
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap Back
    4. open “Help page”
    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 “Score card”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Badges (c) Score card (d) Lessons
  37. 37.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) undoes one move (d) opens a list of pages
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    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. open “Video”
    2. open “Friend list”
    3. tap Back
    4. tap the Profile tab
    5. tap the Profile 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 “Score card”
    2. open “Help page”
    3. tap Back
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Help page (c) Me (d) Score card

Answer key

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

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