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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 600 · 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) the back button (b) a menu button (c) a tab bar
  2. 2.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) switches main sections (d) sits at the bottom
  3. 3.Which of these is true of the back button? (a) undoes one move (b) opens a list of pages (c) sits at the bottom (d) switches main sections
  4. 4.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap the Settings tab
    4. open “Score card”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  7. 7.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Map (b) Match report (c) Home (d) Edit photo
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Score card
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Map”
    Which screen are you on now?     (a) Me (b) Lessons (c) Map (d) Quiz
  12. 12.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  13. 13.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) opens settings (d) closes all apps
  14. 14.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Score card (d) Feed
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Match report”
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Match report
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Badges”
    3. open “Edit photo”
    Which screen are you on now?     (a) Friend list (b) Edit photo (c) Badges (d) Feed
  18. 18.Which of these is true of a tab bar? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Help page”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) the phone settings (d) that tab’s main screen
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. open “Help page”
    4. open “Score card”
    5. tap Back
    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. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Help page (d) Profile
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Score card”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Score card
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    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. tap the Chat tab
    2. open “Friend list”
    3. tap Back
    4. tap the Feed tab
    5. open “Match report”
    Which screen are you on now?     (a) Chat (b) Match report (c) Friend list (d) Feed
  28. 28.Which of these is true of the back button? (a) goes to the last screen (b) sits at the bottom (c) hides extra links (d) switches main sections
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Score card”
    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 “Score card”
    4. tap the Search tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Profile (d) Score card
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Quiz (d) Video
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Badges (c) Help page (d) Lessons
  33. 33.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Map (d) Friend list
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. tap the Home tab
    4. tap the Profile tab
    5. open “Map”
    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. open “Score card”
    2. open “Map”
    3. tap Back
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Map (c) Score card (d) Home
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz
  38. 38.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    4. open “Map”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. the back button
  2. hides extra links
  3. undoes one move
  4. a menu button
  5. 2
  6. opens a list of pages
  7. the back button
  8. Map
  9. Video
  10. 0
  11. Map
  12. at the bottom
  13. goes to the last screen
  14. a tab bar
  15. Feed
  16. Match report
  17. Edit photo
  18. switches main sections
  19. 2
  20. that tab’s main screen
  21. 1
  22. Search
  23. Score card
  24. 3
  25. 1
  26. 1
  27. Match report
  28. goes to the last screen
  29. 1
  30. Profile
  31. Video
  32. Quiz
  33. a tab bar
  34. Friend list
  35. 1
  36. Profile
  37. Lessons
  38. 3 to 5
  39. 0
  40. 3

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