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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 262 · 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 “Match report”
    2. tap Back
    3. open “Video”
    4. tap the Chat tab
    5. open “Video”
    Which screen are you on now?     (a) Chat (b) Feed (c) Video (d) Match report
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. open “Friend list”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Match report (b) Quiz (c) Lessons (d) Friend list
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) undoes one move (d) opens a list of pages
  6. 6.🧭 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
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Friend list (c) Chat (d) Feed
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Match report”
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 10 to 12 (c) 1 (d) 3 to 5
  10. 10.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. tap Back
    4. open “Match report”
    5. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Match report (c) Edit photo (d) Help page
  12. 12.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Badges”
    Which screen are you on now?     (a) Score card (b) Badges (c) Home (d) Search
  14. 14.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap the Feed tab
    4. open “Badges”
    Which screen are you on now?     (a) Chat (b) Feed (c) Badges (d) Map
  16. 16.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. open “Map”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Help page (c) Video (d) Map
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Chat tab
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Settings (d) Chat
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Match report”
    Which screen are you on now?     (a) Me (b) Lessons (c) Match report (d) Quiz
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. open “Match report”
    4. tap Back
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Profile tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Me
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    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. open “Badges”
    2. tap the Quiz tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) nowhere (d) at the bottom
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. tap Back
    4. open “Friend list”
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Friend list (d) Video
  29. 29.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) opens settings (d) deletes the page
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Lessons tab
    4. tap the Me tab
    Which screen are you on now?     (a) Map (b) Lessons (c) Me (d) Badges
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Match report (d) Search
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  35. 35.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  36. 36.Which of these is true of the back button? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) sits at the bottom
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap the Me tab
    4. open “Score card”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 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”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) goes to the last screen (d) opens a list of pages

Answer key

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

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