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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 836 · 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.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Me (d) Quiz
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Me tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Match report
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Lessons tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Me tab
    Which screen are you on now?     (a) Score card (b) Lessons (c) Me (d) Video
  6. 6.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 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
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Video (d) Feed
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Match report (b) Video (c) Chat (d) Feed
  10. 10.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  11. 11.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  12. 12.Which of these is true of the back button? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) hides extra links
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Chat (d) Edit photo
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap the Home tab
    4. tap the Home tab
    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) shows 3 to 5 icons (c) opens a list of pages (d) undoes one move
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. tap the Chat tab
    4. tap the Settings tab
    5. open “Map”
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Map
  18. 18.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) shows 3 to 5 icons (d) undoes one move
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. open “Badges”
    4. tap the Search tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Map”
    Which screen are you on now?     (a) Feed (b) Match report (c) Friend list (d) Map
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Score card”
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Score card (b) Home (c) Video (d) Edit photo
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Match report”
    Which screen are you on now?     (a) Profile (b) Match report (c) Search (d) Home
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. tap the Profile tab
    4. open “Match report”
    5. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Home (c) Edit photo (d) Search
  25. 25.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Profile tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Map (c) Profile (d) Home
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Quiz tab
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Friend list (c) Match report (d) Lessons
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Me tab
    5. open “Video”
    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 “Edit photo”
    2. tap Back
    3. tap the Feed tab
    4. open “Match report”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Map”
    4. tap the Settings tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Badges”
    4. tap Back
    5. open “Match report”
    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 “Edit photo”
    4. tap the Feed tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Edit photo
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Video”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  38. 38.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  39. 39.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Map (c) Feed (d) Chat

Answer key

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

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