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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 90 · 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 “Friend list”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Chat (c) Feed (d) Match report
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. open “Friend list”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. tap the Profile tab
    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 “Friend list”
    2. tap the Feed tab
    3. open “Help page”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Help page
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Home (c) Profile (d) Match report
  7. 7.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) sits at the bottom
  8. 8.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) hides extra links (d) opens a list of pages
  9. 9.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) hides extra links (d) goes to the last screen
  10. 10.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to use more battery (d) to look busy
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Badges”
    Which screen are you on now?     (a) Help page (b) Home (c) Search (d) Badges
  12. 12.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) hides extra links (d) undoes one move
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Help page”
    3. open “Match report”
    Which screen are you on now?     (a) Help page (b) Match report (c) Feed (d) Map
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Match report (c) Help page (d) Search
  15. 15.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Profile
  17. 17.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Help page (d) Feed
  19. 19.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Edit photo”
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Search (d) Home
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Badges”
    Which screen are you on now?     (a) Me (b) Badges (c) Quiz (d) Lessons
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Chat (c) Video (d) Friend list
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap the Quiz tab
    4. open “Video”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Badges (d) Video
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Settings tab
    4. tap the Feed tab
    5. open “Map”
    Which screen are you on now?     (a) Feed (b) Map (c) Match report (d) Chat
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Home (c) Friend list (d) Edit photo
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Profile
  28. 28.🧭 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 Home tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 3 to 5 (d) 20
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Badges”
    4. open “Friend list”
    5. open “Video”
    Which screen are you on now?     (a) Map (b) Badges (c) Friend list (d) Video
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Match report”
    4. open “Edit photo”
    5. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Edit photo (d) Match report
  32. 32.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) at the bottom (d) inside a button
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Chat tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Chat
  34. 34.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap the Feed tab
    4. open “Edit photo”
    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 “Video”
    2. open “Help page”
    3. tap the Me tab
    4. tap the Quiz tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Video (c) Help page (d) Lessons
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    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. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Quiz (d) Me
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Score card”
    4. open “Match report”
    5. open “Help page”
    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 Back
    3. open “Help page”
    4. tap Back
    5. tap the Chat tab
    Which screen are you on now?     (a) Map (b) Chat (c) Help page (d) Feed

Answer key

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

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