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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 833 · 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. tap the Profile tab
    2. tap the Search tab
    3. tap the Search tab
    4. open “Map”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Badges (d) Friend list
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap Back
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) in the middle (d) nowhere
  5. 5.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) opens a list of pages
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. open “Video”
    4. tap the Lessons tab
    5. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Video
  8. 8.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  9. 9.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) goes to the last screen (d) hides extra links
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Match report
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Settings
  12. 12.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
  13. 13.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Me
  15. 15.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  16. 16.🧭 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
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap the Settings tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Score card (c) Feed (d) Settings
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Badges”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Help page (d) Badges
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Score card (c) Chat (d) Friend list
  20. 20.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) opens a list of pages (d) switches main sections
  21. 21.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Settings tab
    4. open “Match report”
    5. tap the Settings tab
    Which screen are you on now?     (a) Video (b) Settings (c) Feed (d) Match report
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. tap the Profile tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Score card”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  27. 27.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) that tab’s main screen (d) a random page
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap the Chat tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap Back
    4. tap the Profile tab
    5. tap the Home tab
    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. tap the Profile tab
    2. tap the Profile tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Profile (c) Search (d) Home
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Score card”
    4. tap Back
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Map (c) Score card (d) Quiz
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.Which of these is true of a tab bar? (a) switches main sections (b) goes to the last screen (c) undoes one move (d) hides extra links
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Match report (c) Help page (d) Friend list
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. open “Match report”
    5. open “Badges”
    Which screen are you on now?     (a) Help page (b) Match report (c) Friend list (d) Badges
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Feed (c) Edit photo (d) Settings
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. open “Badges”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Badges (c) Help page (d) Search
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Map (b) Home (c) Match report (d) Search

Answer key

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

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