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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 541 · 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 “Match report”
    2. open “Friend list”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Chat tab
    4. tap the Feed tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Map”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) switches main sections (d) undoes one move
  6. 6.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) hides extra links (d) goes to the last screen
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Search (c) Home (d) Match report
  8. 8.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Quiz tab
    4. open “Help page”
    5. open “Score card”
    Which screen are you on now?     (a) Badges (b) Score card (c) Lessons (d) Help page
  10. 10.🧭 Why should every screen show where you are? (a) to look busy (b) so users do not get lost (c) to hide the menu (d) to use more battery
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Help page
  12. 12.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Score card”
    4. tap the Search tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Score card
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Badges (d) Map
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Video”
    3. tap the Me tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of a tab bar? (a) undoes one move (b) shows 3 to 5 icons (c) goes to the last screen (d) hides extra links
  23. 23.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Badges”
    3. tap Back
    4. tap the Chat tab
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of a menu button? (a) switches main sections (b) undoes one move (c) opens a list of pages (d) sits at the bottom
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    Which screen are you on now?     (a) Friend list (b) Video (c) Edit photo (d) Home
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap Back
    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 “Map”
    2. open “Score card”
    3. open “Edit photo”
    4. tap the Home tab
    5. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Map (d) Score card
  31. 31.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) sits at the bottom
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. open “Friend list”
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Edit photo
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Video (b) Quiz (c) Map (d) Lessons
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.Which of these is true of a menu button? (a) undoes one move (b) goes to the last screen (c) sits at the bottom (d) hides extra links
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Edit photo
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Match report”
    4. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Edit photo (d) Match report
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Map”
    4. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Map (c) Me (d) Lessons
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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