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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 634 · 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. open “Score card”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    4. open “Friend list”
    5. open “Video”
    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. open “Badges”
    2. open “Badges”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) shows 3 to 5 icons
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Chat (c) Feed (d) Video
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap the Settings tab
    5. tap the Chat tab
    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. tap the Lessons tab
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap the Home tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 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. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Chat (c) Feed (d) Edit photo
  11. 11.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) undoes one move
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Score card”
    4. tap the Me tab
    Which screen are you on now?     (a) Video (b) Me (c) Badges (d) Score card
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) deletes the page (d) opens settings
  15. 15.Which of these is true of a menu button? (a) hides extra links (b) shows 3 to 5 icons (c) undoes one move (d) goes to the last screen
  16. 16.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) hides extra links
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Video”
    4. tap Back
    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 “Score card”
    2. open “Friend list”
    3. open “Badges”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Badges (b) Friend list (c) Feed (d) Score card
  19. 19.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Map”
    Which screen are you on now?     (a) Profile (b) Map (c) Search (d) Home
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Friend list”
    3. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Quiz (d) Friend list
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Video”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Help page”
    3. tap the Quiz tab
    4. open “Badges”
    Which screen are you on now?     (a) Help page (b) Video (c) Lessons (d) Badges
  24. 24.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  25. 25.🧭 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
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Badges”
    4. tap the Home tab
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Score card
  27. 27.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  28. 28.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) the last app used (d) a random page
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Edit photo
  30. 30.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) switches main sections (d) goes to the last screen
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Home tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Video (b) Search (c) Profile (d) Home
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Me tab
    4. open “Help page”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Map”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Score card (d) Map
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Profile tab
    4. tap the Search 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. open “Friend list”
    2. open “Help page”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Chat (b) Feed (c) Help page (d) Match report
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. open “Score card”
    4. tap the Lessons tab
    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 “Match report”
    2. open “Badges”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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