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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 303 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. open “Match report”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of the back button? (a) goes to the last screen (b) opens a list of pages (c) shows 3 to 5 icons (d) switches main sections
  4. 4.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) sits at the bottom
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Chat (c) Feed (d) Video
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. open “Friend list”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Score card (b) Video (c) Friend list (d) Badges
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Match report (c) Settings (d) Feed
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Score card”
    3. open “Badges”
    4. tap the Home tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) a random page (d) the last app used
  11. 11.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Me tab
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Friend list (c) Search (d) Profile
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Badges
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Friend list”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) opens settings (d) closes all apps
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Match report”
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Map (b) Profile (c) Edit photo (d) Match report
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. tap the Home tab
    Which screen are you on now?     (a) Map (b) Search (c) Profile (d) Home
  23. 23.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 20 (d) 10 to 12
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Feed (c) Chat (d) Edit photo
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. tap the Profile tab
    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. open “Edit photo”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. tap Back
    5. tap the Me tab
    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. tap the Profile tab
    2. open “Map”
    3. tap the Profile tab
    4. open “Score card”
    5. tap the Search tab
    Which screen are you on now?     (a) Score card (b) Search (c) Map (d) Home
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Map
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Edit photo (d) Lessons
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. tap the Search tab
    4. tap the Search tab
    5. open “Friend list”
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Friend list
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Match report”
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Match report
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Search (c) Home (d) Friend list
  34. 34.🧭 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. tap Back
    Which screen are you on now?     (a) Edit photo (b) Home (c) Help page (d) Profile
  35. 35.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Match report”
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Score card”
    4. tap the Search tab
    Which screen are you on now?     (a) Video (b) Score card (c) Home (d) Search
  38. 38.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  39. 39.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  40. 40.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) opens a list of pages (d) switches main sections

Answer key

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

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