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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 294 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Me
  2. 2.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Me tab
    4. open “Badges”
    5. tap the Me 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. tap the Settings tab
    2. open “Video”
    3. tap the Feed tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  7. 7.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Feed (c) Help page (d) Friend list
  9. 9.🧭 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 “Map”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Map (b) Edit photo (c) Quiz (d) Lessons
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Score card”
    Which screen are you on now?     (a) Quiz (b) Me (c) Score card (d) Lessons
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Me (d) Lessons
  12. 12.🧭 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 “Video”
    5. tap Back
    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. open “Friend list”
    2. tap the Chat tab
    3. tap the Feed tab
    4. tap the Chat tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  16. 16.Which of these is true of the back button? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Match report (d) Home
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Profile (b) Search (c) Edit photo (d) Home
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Feed (c) Edit photo (d) Friend list
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Edit photo”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Search tab
    4. tap the Home tab
    5. open “Score card”
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Help page
  22. 22.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) undoes one move (d) shows 3 to 5 icons
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Score card”
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Settings tab
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Profile tab
    4. open “Match report”
    Which screen are you on now?     (a) Video (b) Match report (c) Home (d) Search
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap the Settings tab
    4. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Score card (c) Friend list (d) Match report
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Profile (d) Home
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) inside a button (d) nowhere
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Feed (c) Match report (d) Friend list
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. open “Badges”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Friend list (d) Feed
  35. 35.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  36. 36.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  37. 37.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) hides extra links (d) undoes one move
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Help page”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Help page (c) Video (d) Edit photo
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. open “Map”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Friend list (d) Map
  40. 40.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery

Answer key

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

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