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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 370 · 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 switches main sections? (a) a menu button (b) the back button (c) a tab bar
  2. 2.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) goes to the last screen (d) hides extra links
  3. 3.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Map”
    4. tap Back
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Map (c) Friend list (d) Search
  6. 6.Which of these is true of a tab bar? (a) switches main sections (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap the Me tab
    4. tap the Quiz tab
    5. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Friend list (d) Edit photo
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Video (b) Lessons (c) Quiz (d) Me
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Badges”
    3. tap Back
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Badges”
    3. tap the Feed tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. open “Video”
    4. tap Back
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Friend list (c) Home (d) Video
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    5. open “Score card”
    Which screen are you on now?     (a) Home (b) Video (c) Edit photo (d) Score card
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. open “Map”
    4. tap Back
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  16. 16.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
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Chat (c) Friend list (d) Feed
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Feed tab
    Which screen are you on now?     (a) Help page (b) Settings (c) Chat (d) Feed
  19. 19.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) deletes the page (d) closes all apps
  20. 20.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) opens a list of pages (d) hides extra links
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Home (c) Profile (d) Search
  22. 22.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  23. 23.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) opens a list of pages (d) goes to the last screen
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Map”
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Search (b) Map (c) Match report (d) Home
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Search (c) Home (d) Help page
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Map”
    4. open “Score card”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Me tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. tap Back
    4. open “Edit photo”
    5. open “Video”
    Which screen are you on now?     (a) Chat (b) Video (c) Feed (d) Edit photo
  31. 31.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap the Home tab
    4. open “Help page”
    Which screen are you on now?     (a) Home (b) Video (c) Help page (d) Search
  33. 33.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Profile (d) Search
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Score card”
    3. tap the Home tab
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Search (c) Score card (d) Home
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. 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. open “Video”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    5. open “Map”
    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. open “Video”
    2. tap the Me tab
    3. open “Help page”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Video (c) Quiz (d) Help page
  39. 39.🧭 Why should every screen show where you are? (a) to use more battery (b) so users do not get lost (c) to look busy (d) to hide the menu
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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