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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 219 · 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. tap the Search tab
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Profile (b) Video (c) Search (d) Home
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Score card (c) Quiz (d) Lessons
  3. 3.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  4. 4.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. open “Map”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Video”
    Which screen are you on now?     (a) Badges (b) Video (c) Friend list (d) Lessons
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Map (c) Chat (d) Feed
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. open “Badges”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) sits at the bottom (d) hides extra links
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Settings tab
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Video
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Map (d) Search
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Badges”
    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 “Friend list”
    2. open “Friend list”
    3. tap the Home tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Friend list (d) Search
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  18. 18.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. open “Video”
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Video
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap Back
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Help page
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Badges”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Help page (b) Video (c) Search (d) Home
  23. 23.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) goes to the last screen (d) sits at the bottom
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) switches main sections (d) shows 3 to 5 icons
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Help page”
    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. open “Match report”
    2. tap Back
    3. open “Help page”
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Match report (c) Feed (d) Help page
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Map”
    3. tap Back
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Map (b) Lessons (c) Badges (d) Quiz
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap Back
    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. open “Video”
    2. tap the Quiz tab
    3. open “Help page”
    4. tap the Me tab
    Which screen are you on now?     (a) Video (b) Me (c) Help page (d) Lessons
  31. 31.🧭 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 the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. open “Badges”
    4. open “Help page”
    5. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Friend list (d) Help page
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Map”
    3. tap Back
    4. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Map (d) Video
  36. 36.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Me tab
    4. tap the Lessons tab
    5. tap the Quiz tab
    Which screen are you on now?     (a) Help page (b) Lessons (c) Quiz (d) Map
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. tap the Home tab
    4. tap the Search tab
    Which screen are you on now?     (a) Map (b) Home (c) Profile (d) Search
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Chat tab
    4. open “Edit photo”
    5. open “Badges”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Badges (d) Edit photo
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. tap Back
    4. open “Edit photo”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. Video
  2. Badges
  3. 3 to 5
  4. goes to the last screen
  5. 0
  6. Video
  7. Match report
  8. 3
  9. sits at the bottom
  10. 1
  11. the back button
  12. Video
  13. Search
  14. 2
  15. Edit photo
  16. 2
  17. so users do not get lost
  18. a menu button
  19. Video
  20. Settings
  21. 2
  22. Video
  23. goes to the last screen
  24. 0
  25. opens a list of pages
  26. 3
  27. Score card
  28. Badges
  29. 1
  30. Me
  31. 0
  32. 0
  33. 0
  34. Friend list
  35. Chat
  36. a menu button
  37. Quiz
  38. Search
  39. Badges
  40. 0

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