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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 310 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Badges”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Match report (c) Badges (d) Chat
  2. 2.Which of these is true of the back button? (a) sits at the bottom (b) hides extra links (c) opens a list of pages (d) undoes one move
  3. 3.🧭 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 Me tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Badges”
    5. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Me (c) Quiz (d) Lessons
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  8. 8.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) shows 3 to 5 icons (d) undoes one move
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    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?
  10. 10.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  11. 11.🧭 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
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Video (c) Edit photo (d) Lessons
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Chat (d) Feed
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Score card”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Video (c) Score card (d) Profile
  18. 18.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Help page”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Quiz (d) Help page
  20. 20.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
  21. 21.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  22. 22.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 10 to 12 (d) 20
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Badges (c) Lessons (d) Me
  24. 24.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  25. 25.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap Back
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Score card”
    3. tap Back
    4. open “Score card”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. tap the Chat tab
    4. open “Match report”
    5. tap the Settings tab
    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 Profile tab
    2. open “Help page”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Badges (c) Chat (d) Help page
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    4. tap the Home tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap the Chat tab
    4. open “Score card”
    5. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Feed (c) Help page (d) Friend list
  35. 35.Which of these is true of a menu button? (a) undoes one move (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 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) Map (b) Search (c) Help page (d) Home
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Settings tab
    5. open “Help page”
    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. open “Match report”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Match report (c) Chat (d) Edit photo
  40. 40.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar

Answer key

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

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