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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 587 · 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.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Map”
    Which screen are you on now?     (a) Help page (b) Feed (c) Map (d) Match report
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    4. tap the Me tab
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Edit photo (d) Video
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Help page”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Help page (d) Quiz
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Badges (d) Video
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Feed (c) Chat (d) Badges
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Help page (c) Settings (d) Chat
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. tap the Feed tab
    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 “Map”
    2. tap Back
    3. open “Badges”
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.Which of these is true of the back button? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) switches main sections
  15. 15.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. open “Map”
    4. open “Badges”
    Which screen are you on now?     (a) Score card (b) Badges (c) Friend list (d) Map
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 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
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Badges”
    3. tap Back
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Video
  21. 21.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  22. 22.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) the last app used (d) a random page
  23. 23.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Map”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  27. 27.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  28. 28.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) switches main sections (d) hides extra links
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap the Me tab
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.Which of these is true of a menu button? (a) undoes one move (b) switches main sections (c) sits at the bottom (d) opens a list of pages
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Map”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Friend list
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. tap Back
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Chat (b) Badges (c) Score card (d) Feed
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. tap the Feed tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Feed (d) Map

Answer key

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

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