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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 271 · 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 shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  2. 2.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to hide the menu (d) to look busy
  3. 3.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  5. 5.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Home tab
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.Which of these is true of a menu button? (a) switches main sections (b) shows 3 to 5 icons (c) opens a list of pages (d) goes to the last screen
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap Back
    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. tap the Search tab
    2. open “Video”
    3. open “Match report”
    4. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Video (c) Home (d) Search
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    4. tap the Settings tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) switches main sections
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Match report
  16. 16.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) switches main sections
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Map”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Score card”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Match report (d) Score card
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Help page”
    4. tap the Me tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) sits at the bottom (d) opens a list of pages
  22. 22.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) that tab’s main screen (d) the phone settings
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.Which of these is true of a tab bar? (a) hides extra links (b) shows 3 to 5 icons (c) goes to the last screen (d) undoes one move
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Search tab
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Match report”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Edit photo (c) Home (d) Match report
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Feed
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. open “Video”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Friend list”
    4. open “Score card”
    Which screen are you on now?     (a) Match report (b) Friend list (c) Feed (d) Score card
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Video”
    4. open “Match report”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Friend list”
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Quiz (c) Friend list (d) Lessons
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Badges”
    3. tap Back
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Help page (c) Me (d) Quiz
  37. 37.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) closes all apps (d) goes to the last screen
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Video”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Quiz (d) Video
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. open “Match report”
    Which screen are you on now?     (a) Search (b) Home (c) Match report (d) Video
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Search (c) Badges (d) Home

Answer key

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

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