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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 408 · 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.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  2. 2.Which of these is true of the back button? (a) undoes one move (b) sits at the bottom (c) opens a list of pages (d) shows 3 to 5 icons
  3. 3.Which of these is true of a tab bar? (a) switches main sections (b) opens a list of pages (c) undoes one move (d) hides extra links
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Friend list”
    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 “Friend list”
    2. tap the Me tab
    3. open “Match report”
    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 “Badges”
    2. tap the Profile tab
    3. open “Badges”
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  8. 8.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  9. 9.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Match report
  11. 11.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  12. 12.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) goes to the last screen
  13. 13.Which of these is true of a menu button? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. open “Badges”
    Which screen are you on now?     (a) Search (b) Home (c) Badges (d) Profile
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Edit photo”
    4. open “Badges”
    5. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Settings (c) Friend list (d) Edit photo
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Map”
    4. open “Badges”
    Which screen are you on now?     (a) Map (b) Badges (c) Lessons (d) Video
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of the back button? (a) sits at the bottom (b) shows 3 to 5 icons (c) goes to the last screen (d) switches main sections
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Badges (c) Search (d) Home
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Friend list”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Quiz (d) Match report
  23. 23.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) sits at the bottom (d) goes to the last screen
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. open “Friend list”
    4. open “Match report”
    5. tap Back
    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 Profile tab
    2. open “Map”
    3. open “Match report”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Match report (b) Home (c) Map (d) Badges
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. tap the Feed tab
    4. tap the Chat tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Map (c) Feed (d) Chat
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Badges”
    4. open “Edit photo”
    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. open “Score card”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) at the bottom (d) inside a button
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Match report”
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Score card (d) Match report
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. open “Badges”
    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 “Badges”
    2. open “Match report”
    3. 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 “Badges”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Badges (d) Settings
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Badges”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Quiz (d) Friend list
  37. 37.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Home (b) Map (c) Help page (d) Friend list
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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