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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 663 · 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) deletes the page (b) opens settings (c) closes all apps (d) goes to the last screen
  2. 2.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Feed (c) Settings (d) Chat
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Friend list”
    4. tap the Feed tab
    Which screen are you on now?     (a) Map (b) Friend list (c) Chat (d) Feed
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Home tab
    4. open “Edit photo”
    5. open “Friend list”
    Which screen are you on now?     (a) Video (b) Score card (c) Edit photo (d) Friend list
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. tap the Lessons tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Help page”
    3. tap the Me tab
    4. tap the Lessons tab
    5. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Video (d) Quiz
  11. 11.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. tap Back
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap Back
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) inside a button (d) in the middle
  17. 17.Which of these is true of the back button? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) shows 3 to 5 icons
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Badges (d) Home
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Video
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  22. 22.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Match report”
    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. tap the Profile tab
    2. tap the Home tab
    3. open “Video”
    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. tap the Search tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Search (d) Home
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. open “Badges”
    4. open “Match report”
    5. tap the Feed 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 “Match report”
    2. open “Match report”
    3. open “Map”
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Match report
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 3 to 5 (d) 10 to 12
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. open “Help page”
    4. open “Map”
    5. tap the Search 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 Quiz tab
    2. open “Edit photo”
    3. tap the Me tab
    4. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Help page
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. open “Help page”
    4. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Map (c) Help page (d) Friend list
  33. 33.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) switches main sections (c) goes to the last screen (d) opens a list of pages
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Map”
    4. tap Back
    5. tap Back
    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. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) hides extra links (d) goes to the last screen
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Friend list (b) Me (c) Quiz (d) Lessons

Answer key

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

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