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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 740 · 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 of these is true of a menu button? (a) goes to the last screen (b) hides extra links (c) sits at the bottom (d) shows 3 to 5 icons
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. tap Back
    4. open “Help page”
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Help page (d) Quiz
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Video”
    3. open “Friend list”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Video (d) Help page
  5. 5.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  6. 6.Which of these is true of a menu button? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) goes to the last screen
  7. 7.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) closes all apps (d) deletes the page
  9. 9.Which of these is true of the back button? (a) goes to the last screen (b) hides extra links (c) opens a list of pages (d) sits at the bottom
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Quiz tab
    4. open “Map”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Map (c) Lessons (d) Badges
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    4. open “Video”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Badges”
    3. open “Friend list”
    4. open “Map”
    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. tap the Feed tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Video
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Friend list (c) Match report (d) Feed
  15. 15.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Map (c) Home (d) Search
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap the Quiz tab
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Friend list (c) Video (d) Search
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Map”
    4. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Help page (d) Lessons
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Help page”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    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. open “Badges”
    2. open “Friend list”
    3. tap the Search tab
    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 Feed tab
    2. open “Help page”
    3. tap Back
    4. open “Friend list”
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Help page (c) Friend list (d) Feed
  26. 26.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) sits at the bottom
  27. 27.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to hide the menu (d) to use more battery
  28. 28.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.Which of these is true of a tab bar? (a) undoes one move (b) switches main sections (c) hides extra links (d) goes to the last screen
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap the Profile tab
    4. open “Video”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  33. 33.🧭 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
    4. tap the Quiz tab
    5. open “Friend list”
    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. tap the Feed tab
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Help page”
    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. open “Badges”
    2. open “Video”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Video (b) Badges (c) Edit photo (d) Feed
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
  38. 38.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) nowhere (d) at the bottom

Answer key

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

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