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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 304 · 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. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. tap the Chat tab
    Which screen are you on now?     (a) Friend list (b) Feed (c) Score card (d) Chat
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. open “Badges”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Home (d) Help page
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Home tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.Which of these is true of the back button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) undoes one move
  11. 11.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 3 to 5 (d) 10 to 12
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Edit photo”
    4. open “Video”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. open “Video”
    4. tap the Chat tab
    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. tap the Lessons tab
    2. open “Map”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 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
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Friend list
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Search tab
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Friend list (c) Home (d) Video
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. open “Match report”
    4. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Video (c) Home (d) Edit photo
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) a random page (d) the phone settings
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Match report
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Friend list”
    4. tap the Search tab
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Friend list (d) Score card
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Video
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. open “Score card”
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Search (c) Badges (d) Home
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Help page”
    4. open “Help page”
    Which screen are you on now?     (a) Settings (b) Help page (c) Feed (d) Chat
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Video (b) Home (c) Search (d) Help page
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Profile (c) Video (d) Home
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Help page”
    4. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Home (d) Video
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Home (c) Help page (d) Map
  33. 33.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Video (b) Feed (c) Chat (d) Friend list
  35. 35.🧭 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
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) opens a list of pages
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Help page”
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Badges (c) Map (d) Lessons
  38. 38.🧭 Which part of navigation undoes one move? (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. open “Score card”
    2. open “Video”
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Score card (c) Video (d) Feed
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. tap the Settings tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Feed (d) Settings

Answer key

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

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