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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 91 · 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. open “Video”
    3. tap the Profile tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Map (b) Match report (c) Profile (d) Video
  2. 2.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) nowhere (d) at the bottom
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Match report”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) closes all apps (d) goes to the last screen
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    4. open “Help page”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Video (c) Lessons (d) Help page
  6. 6.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Home (b) Search (c) Map (d) Help page
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    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) opens a list of pages (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. tap the Me tab
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Help page (d) Quiz
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Friend list (d) Me
  12. 12.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to hide the menu (d) to look busy
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Badges (d) Quiz
  14. 14.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  15. 15.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Video”
    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?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Match report
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap the Chat tab
    4. open “Score card”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  20. 20.Which of these is true of the back button? (a) shows 3 to 5 icons (b) sits at the bottom (c) undoes one move (d) switches main sections
  21. 21.Which of these is true of a menu button? (a) switches main sections (b) undoes one move (c) shows 3 to 5 icons (d) opens a list of pages
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Video
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Help page”
    4. tap the Chat tab
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Chat (c) Feed (d) Video
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Match report”
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Match report
  25. 25.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) the last app used (d) that tab’s main screen
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Search (d) Home
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Me (b) Score card (c) Quiz (d) Lessons
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap the Search tab
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Map (b) Home (c) Score card (d) Search
  29. 29.Which of these is true of the back button? (a) goes to the last screen (b) sits at the bottom (c) opens a list of pages (d) hides extra links
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Match report”
    4. tap Back
    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 “Video”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Badges”
    Which screen are you on now?     (a) Match report (b) Badges (c) Chat (d) Feed
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Match report
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Video”
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Help page (c) Home (d) Video
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Map”
    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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Map”
    4. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Map (c) Match report (d) Feed
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Map”
    4. tap Back
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Search (d) Home
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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