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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 96 · 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 opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Chat (d) Feed
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  6. 6.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 10 to 12 (d) 20
  7. 7.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Badges”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Chat (d) Feed
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Video”
    Which screen are you on now?     (a) Me (b) Video (c) Quiz (d) Lessons
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Video (c) Home (d) Badges
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Score card”
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Home (b) Score card (c) Match report (d) Search
  12. 12.🧭 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
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Chat tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Help page (d) Friend list
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. open “Score card”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Score card”
    3. tap the Feed tab
    4. tap the Feed tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.Which of these is true of a menu button? (a) sits at the bottom (b) hides extra links (c) switches main sections (d) shows 3 to 5 icons
  18. 18.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) hides extra links (d) opens a list of pages
  19. 19.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) goes to the last screen (d) sits at the bottom
  20. 20.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) sits at the bottom
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) sits at the bottom (d) undoes one move
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Badges”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Badges (c) Chat (d) Feed
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap Back
    4. tap the Me tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Badges”
    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. tap the Quiz tab
    2. open “Edit photo”
    3. tap Back
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) sits at the bottom
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Score card (c) Feed (d) Friend list
  30. 30.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Match report”
    Which screen are you on now?     (a) Help page (b) Search (c) Match report (d) Home
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Map”
    4. open “Match report”
    5. tap the Chat tab
    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 “Friend list”
    3. tap the Settings tab
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Match report”
    4. tap the Feed tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Score card”
    Which screen are you on now?     (a) Settings (b) Score card (c) Chat (d) Feed
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Map
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    4. tap the Quiz tab
    Which screen are you on now?     (a) Match report (b) Lessons (c) Quiz (d) Map

Answer key

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

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