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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 110 · 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.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Home (c) Friend list (d) Score card
  3. 3.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Match report (c) Chat (d) Badges
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.Which of these is true of a menu button? (a) opens a list of pages (b) shows 3 to 5 icons (c) switches main sections (d) sits at the bottom
  10. 10.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  11. 11.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Video (d) Settings
  13. 13.🧭 Which part of navigation opens a list of pages? (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 “Edit photo”
    2. tap Back
    3. tap the Quiz tab
    4. open “Match report”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Search tab
    4. tap the Profile tab
    5. open “Edit photo”
    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 “Help page”
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now?     (a) Help page (b) Badges (c) Home (d) Search
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Help page”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Help page (b) Feed (c) Match report (d) Chat
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Badges”
    4. tap the Profile tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    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) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  23. 23.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) closes all apps (d) deletes the page
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Quiz tab
    4. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Match report (d) Quiz
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap the Lessons tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Feed (c) Score card (d) Friend list
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Video (c) Edit photo (d) Home
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Friend list (c) Settings (d) Chat
  31. 31.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  32. 32.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. open “Badges”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Help page”
    4. tap the Search tab
    5. open “Edit photo”
    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 “Map”
    2. open “Badges”
    3. tap the Feed tab
    4. tap the Settings tab
    5. tap the Chat tab
    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. tap the Feed tab
    2. tap the Feed tab
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Match report (c) Settings (d) Feed
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Search tab
    4. open “Score card”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Score card
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Feed tab
    4. open “Video”
    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 the Home tab
    3. open “Match report”
    4. tap the Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Friend list
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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