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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 825 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Chat (c) Feed (d) Match report
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Score card”
    4. tap the Search tab
    Which screen are you on now?     (a) Video (b) Search (c) Score card (d) Edit photo
  3. 3.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Friend list”
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Video (c) Friend list (d) Quiz
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) that tab’s main screen (d) the last app used
  6. 6.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) switches main sections (c) hides extra links (d) undoes one move
  7. 7.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to look busy (d) to use more battery
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. open “Video”
    4. tap Back
    5. tap the Quiz tab
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Friend list
  9. 9.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  10. 10.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) switches main sections (d) goes to the last screen
  11. 11.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. tap the Home tab
    4. tap the Search tab
    5. open “Badges”
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Badges
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Chat tab
    4. open “Map”
    5. open “Friend list”
    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. tap the Search tab
    2. tap the Profile tab
    3. open “Score card”
    4. tap the Search tab
    Which screen are you on now?     (a) Score card (b) Home (c) Profile (d) Search
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. open “Badges”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. open “Match report”
    4. tap the Settings tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 3 to 5 (d) 20
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Video”
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Video
  19. 19.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) nowhere (d) in the middle
  20. 20.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  21. 21.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) opens a list of pages
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Help page (b) Score card (c) Video (d) Lessons
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Badges”
    5. open “Score card”
    Which screen are you on now?     (a) Badges (b) Score card (c) Match report (d) Edit photo
  24. 24.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) undoes one move (d) hides extra links
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Friend list”
    4. tap Back
    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. tap the Chat tab
    2. open “Score card”
    3. open “Match report”
    4. open “Match report”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Quiz tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Badges (d) Lessons
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. open “Video”
    4. open “Map”
    5. open “Help page”
    Which screen are you on now?     (a) Video (b) Match report (c) Help page (d) Map
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Map”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Map (c) Match report (d) Score card
  32. 32.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Edit photo (d) Search
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. tap the Profile tab
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Home (c) Badges (d) Match report
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Edit photo”
    3. open “Match report”
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. open “Video”
    4. open “Video”
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Video (c) Feed (d) Friend list
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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