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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 612 · 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) shows 3 to 5 icons (b) goes to the last screen (c) switches main sections (d) opens a list of pages
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Badges”
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Badges
  3. 3.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) undoes one move (d) shows 3 to 5 icons
  4. 4.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) that tab’s main screen (d) a random page
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Match report”
    4. open “Edit photo”
    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 “Match report”
    2. tap the Profile tab
    3. tap the Search tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Match report”
    4. open “Score card”
    Which screen are you on now?     (a) Friend list (b) Score card (c) Help page (d) Match report
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  10. 10.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) closes all apps (d) opens settings
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    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. open “Badges”
    2. tap the Search tab
    3. open “Help page”
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Match report (b) Lessons (c) Score card (d) Quiz
  15. 15.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) hides extra links (d) undoes one move
  16. 16.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap Back
    4. open “Help page”
    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. tap the Home tab
    2. open “Video”
    3. 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 Settings tab
    3. open “Match report”
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Friend list (d) Match report
  20. 20.Which of these is true of a tab bar? (a) sits at the bottom (b) hides extra links (c) opens a list of pages (d) undoes one move
  21. 21.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Video (c) Settings (d) Edit photo
  24. 24.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Score card (d) Quiz
  26. 26.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Search (d) Home
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    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?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Match report
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Score card”
    4. tap Back
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 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
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Settings tab
    4. open “Video”
    5. open “Score card”
    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 “Friend list”
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    4. open “Badges”
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Edit photo (d) Match report
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. open “Score card”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Match report”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Friend list (c) Match report (d) Edit photo
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Map”
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Lessons (c) Badges (d) Video

Answer key

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

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