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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 788 · 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 goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  2. 2.Which of these is true of the back button? (a) goes to the last screen (b) sits at the bottom (c) shows 3 to 5 icons (d) switches main sections
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) that tab’s main screen (d) a random page
  5. 5.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) hides extra links
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. open “Help page”
    Which screen are you on now?     (a) Badges (b) Search (c) Home (d) Help page
  8. 8.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 10 to 12 (d) 20
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap the Search tab
    5. open “Help page”
    Which screen are you on now?     (a) Home (b) Video (c) Help page (d) Score card
  10. 10.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  11. 11.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Search (c) Map (d) Match report
  15. 15.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  16. 16.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) switches main sections (d) opens a list of pages
  17. 17.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  18. 18.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Friend list
  20. 20.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) goes to the last screen (d) shows 3 to 5 icons
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Badges”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Chat (c) Friend list (d) Badges
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Map”
    3. open “Video”
    Which screen are you on now?     (a) Chat (b) Video (c) Map (d) Feed
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. tap Back
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Map”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Settings tab
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Friend list (d) Score card
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Score card”
    4. open “Help page”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Help page (c) Quiz (d) Score card
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Video”
    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 “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Edit photo (d) Badges
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Home (b) Friend list (c) Badges (d) Search
  33. 33.🧭 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
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. tap Back
    4. tap the Search tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Map (d) Search
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Quiz tab
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Help page
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. open “Match report”
    4. tap Back
    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. tap the Settings tab
    2. open “Match report”
    3. open “Map”
    4. tap the Chat tab
    5. open “Map”
    Which screen are you on now?     (a) Feed (b) Map (c) Match report (d) Chat
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. open “Video”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Help page”
    4. open “Video”
    Which screen are you on now?     (a) Lessons (b) Video (c) Badges (d) Help page

Answer key

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

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