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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 332 · 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.🧭 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
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Me tab
    5. open “Match report”
    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 “Edit photo”
    2. open “Score card”
    3. 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 the back button? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Map”
    3. open “Friend list”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a menu button? (a) undoes one move (b) sits at the bottom (c) opens a list of pages (d) shows 3 to 5 icons
  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. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 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
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. open “Friend list”
    4. tap Back
    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. open “Score card”
    2. tap the Feed tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Badges”
    3. open “Map”
    4. tap Back
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap the Feed tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Badges”
    4. tap Back
    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 “Map”
    2. open “Match report”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Badges”
    4. tap Back
    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. open “Map”
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    5. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Friend list (c) Edit photo (d) Map
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  19. 19.🧭 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 Home tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Lessons (d) Badges
  21. 21.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) closes all apps (d) opens settings
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Video”
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Search (c) Edit photo (d) Home
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Friend list”
    4. tap Back
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Map (c) Home (d) Match report
  26. 26.Which of these is true of a menu button? (a) switches main sections (b) shows 3 to 5 icons (c) goes to the last screen (d) hides extra links
  27. 27.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  28. 28.Which of these is true of a tab bar? (a) hides extra links (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Profile (c) Score card (d) Home
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Home tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Help page (d) Quiz
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap the Search tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Map (b) Friend list (c) Search (d) Video
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. open “Help page”
    4. open “Map”
    5. tap the Search tab
    Which screen are you on now?     (a) Video (b) Map (c) Help page (d) Search
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Edit photo”
    4. tap the Quiz tab
    5. open “Map”
    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 Search tab
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Friend list (c) Search (d) Match report
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Map”
    4. tap the Feed tab
    5. open “Video”
    Which screen are you on now?     (a) Friend list (b) Video (c) Feed (d) Map
  39. 39.🧭 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
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Video”
    4. open “Help page”
    Which screen are you on now?     (a) Video (b) Help page (c) Quiz (d) Lessons

Answer key

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

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