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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 854 · 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 the Search tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Edit photo
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Settings tab
    4. open “Badges”
    Which screen are you on now?     (a) Map (b) Badges (c) Feed (d) Chat
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
  4. 4.Which of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) undoes one move (d) opens a list of pages
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. tap the Quiz tab
    4. open “Friend list”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Help page (d) Quiz
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Lessons (b) Video (c) Quiz (d) Map
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Match report (d) Search
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Quiz (c) Edit photo (d) Lessons
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Profile (c) Home (d) Search
  10. 10.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Map”
    3. open “Map”
    4. open “Match report”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Video”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Match report”
    4. tap the Lessons tab
    5. open “Map”
    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. open “Friend list”
    2. open “Score card”
    3. tap the Search tab
    4. tap the Search tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.Which of these is true of a menu button? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    4. tap the Me tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. open “Match report”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Match report (d) Video
  18. 18.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
  19. 19.Which of these is true of a tab bar? (a) sits at the bottom (b) undoes one move (c) goes to the last screen (d) hides extra links
  20. 20.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Home (c) Profile (d) Search
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Badges”
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Badges (d) Edit photo
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Feed tab
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Score card (d) Chat
  27. 27.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) switches main sections (d) undoes one move
  28. 28.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Badges”
    3. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Match report (c) Feed (d) Settings
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. open “Video”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Video
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Map (c) Match report (d) Feed
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Edit photo”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Help page (d) Badges
  35. 35.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. open “Edit photo”
    4. tap the Lessons tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Quiz (d) Lessons
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Search (c) Profile (d) Home
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Score card”
    3. open “Badges”
    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 “Video”
    3. open “Friend list”
    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 “Score card”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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