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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 808 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Badges”
    4. open “Edit photo”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of the back button? (a) undoes one move (b) hides extra links (c) opens a list of pages (d) sits at the bottom
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Friend list”
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Help page”
    4. tap Back
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Help page
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Feed tab
    4. open “Map”
    5. open “Map”
    Which screen are you on now?     (a) Badges (b) Feed (c) Map (d) Chat
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Badges”
    4. tap the Search tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Video (c) Score card (d) Chat
  9. 9.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  10. 10.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Chat tab
    4. open “Map”
    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. open “Friend list”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Lessons (d) Quiz
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. tap the Chat tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Help page (c) Settings (d) Chat
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. tap the Feed tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Badges (c) Chat (d) Feed
  15. 15.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) sits at the bottom
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Video”
    4. tap the Quiz tab
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Video (c) Edit photo (d) Home
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Video”
    3. open “Edit photo”
    4. open “Map”
    5. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Chat (c) Video (d) Edit photo
  20. 20.🧭 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
    4. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Help page
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Help page”
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Help page
  22. 22.🧭 Why should every screen show where you are? (a) to look busy (b) so users do not get lost (c) to use more battery (d) to hide the menu
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Help page (c) Friend list (d) Me
  24. 24.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Video”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Video (b) Me (c) Lessons (d) Quiz
  26. 26.🧭 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) Match report (b) Chat (c) Score card (d) Feed
  27. 27.🧭 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 the Settings tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.Which of these is true of the back button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  29. 29.Which of these is true of a menu button? (a) goes to the last screen (b) hides extra links (c) undoes one move (d) switches main sections
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap the Profile tab
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 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
  32. 32.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap Back
    4. open “Edit photo”
    5. tap Back
    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 Me tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    4. open “Help page”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Video (b) Help page (c) Friend list (d) Lessons
  36. 36.🧭 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
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    4. tap the Home tab
    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 “Match report”
    2. open “Video”
    3. tap Back
    4. open “Video”
    5. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Video (c) Match report (d) Home
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Me tab
    4. open “Edit photo”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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