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App Dev Worksheet: Navigation

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

Answer key

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

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