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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 557 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    4. open “Help page”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Match report (c) Quiz (d) Help page
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Profile tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Friend list (d) Home
  5. 5.Which of these is true of a tab bar? (a) switches main sections (b) opens a list of pages (c) goes to the last screen (d) hides extra links
  6. 6.Which of these is true of the back button? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) sits at the bottom
  7. 7.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Friend list (d) Lessons
  9. 9.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) inside a button (d) at the bottom
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Match report (d) Lessons
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Quiz (b) Badges (c) Video (d) Lessons
  12. 12.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to look busy (d) to use more battery
  13. 13.🧭 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 “Video”
    5. tap Back
    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. open “Edit photo”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Video (b) Edit photo (c) Feed (d) Chat
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. open “Edit photo”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap Back
    4. open “Score card”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Edit photo”
    4. open “Help page”
    5. open “Video”
    Which screen are you on now?     (a) Feed (b) Video (c) Edit photo (d) Help page
  19. 19.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Video”
    4. tap the Settings tab
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Chat (c) Settings (d) Feed
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Search (c) Home (d) Help page
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. tap the Feed tab
    4. open “Match report”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Badges (d) Lessons
  25. 25.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) shows 3 to 5 icons (d) goes to the last screen
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Friend list”
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Friend list (c) Badges (d) Chat
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap Back
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Help page (c) Edit photo (d) Home
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Edit photo”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  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 Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Video (c) Friend list (d) Profile
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Match report”
    4. tap the Search 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. tap the Me tab
    2. open “Edit photo”
    3. tap the Me tab
    4. tap the Me tab
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Quiz (d) Lessons
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap the Profile tab
    4. open “Map”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) sits at the bottom
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Friend list
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Map”
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Map (d) Home

Answer key

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

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