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App Dev Worksheet: Navigation

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

Answer key

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

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