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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 349 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    4. open “Edit photo”
    5. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Edit photo (c) Video (d) Map
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Score card”
    Which screen are you on now?     (a) Feed (b) Video (c) Score card (d) Chat
  4. 4.Which of these is true of a menu button? (a) sits at the bottom (b) hides extra links (c) undoes one move (d) switches main sections
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Feed tab
    4. open “Friend list”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Friend list (d) Score card
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Map (c) Chat (d) Settings
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    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.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  11. 11.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  12. 12.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  13. 13.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) a random page (d) the phone settings
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    4. 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 “Edit photo”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Home (c) Map (d) Search
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Map”
    4. open “Score card”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Feed (c) Map (d) Score card
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Score card (c) Quiz (d) Me
  18. 18.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) opens a list of pages (d) undoes one move
  19. 19.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  20. 20.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. tap the Home tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. open “Match report”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Chat (c) Badges (d) Feed
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Map”
    4. open “Match report”
    Which screen are you on now?     (a) Home (b) Map (c) Match report (d) Search
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Video
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Badges”
    3. open “Video”
    4. tap the Me tab
    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 “Badges”
    2. tap the Chat tab
    3. open “Score card”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Map”
    4. open “Score card”
    Which screen are you on now?     (a) Feed (b) Chat (c) Score card (d) Map
  28. 28.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. tap the Home tab
    4. open “Help page”
    5. open “Edit photo”
    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 “Friend list”
    2. tap the Profile tab
    3. open “Match report”
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Match report (c) Home (d) Friend list
  31. 31.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Match report”
    4. tap the Profile tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) switches main sections
  34. 34.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  35. 35.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 10 to 12 (d) 20
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Chat (d) Feed
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. open “Friend list”
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Home (c) Friend list (d) Edit photo
  38. 38.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Match report (d) Help page
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. open “Score card”
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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