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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 669 · 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 of these is true of a menu button? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) sits at the bottom
  2. 2.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Profile (b) Edit photo (c) Search (d) Home
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Help page”
    3. tap Back
    4. open “Match report”
    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. open “Match report”
    2. open “Match report”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Chat (c) Settings (d) Feed
  6. 6.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  7. 7.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Friend list”
    4. open “Help page”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Profile (d) Score card
  11. 11.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  12. 12.Which of these is true of the back button? (a) goes to the last screen (b) hides extra links (c) switches main sections (d) sits at the bottom
  13. 13.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. open “Score card”
    4. open “Friend list”
    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. tap the Home tab
    2. open “Badges”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Match report (d) Badges
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Match report”
    4. open “Score card”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Match report (c) Friend list (d) Score card
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Help page (d) Search
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap Back
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Edit photo”
    4. open “Badges”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) to use more battery (d) so users do not get lost
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. tap the Quiz tab
    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) goes to the last screen (b) sits at the bottom (c) opens a list of pages (d) undoes one move
  23. 23.🧭 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
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Chat tab
    4. tap the Chat tab
    5. open “Friend list”
    Which screen are you on now?     (a) Map (b) Friend list (c) Feed (d) Badges
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Help page”
    4. tap the Settings tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Help page (d) Settings
  26. 26.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap the Feed tab
    4. tap the Settings tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Settings
  28. 28.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) sits at the bottom
  29. 29.🧭 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 Profile tab
    Which screen are you on now?     (a) Home (b) Video (c) Score card (d) Profile
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. open “Edit photo”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.Which of these is true of the back button? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) switches main sections
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Map”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Settings (b) Map (c) Chat (d) Feed
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. open “Score card”
    4. open “Badges”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Video (d) Badges
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    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 “Map”
    2. tap the Lessons tab
    3. open “Video”
    4. tap the Me tab
    5. open “Badges”
    Which screen are you on now?     (a) Map (b) Lessons (c) Badges (d) Video
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Settings tab
    4. open “Video”
    Which screen are you on now?     (a) Chat (b) Feed (c) Score card (d) Video
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Video”
    4. tap the Me tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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