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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 578 · 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. open “Friend list”
    3. tap the Feed tab
    4. open “Map”
    5. open “Video”
    Which screen are you on now?     (a) Map (b) Video (c) Friend list (d) Feed
  2. 2.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Lessons (d) Score card
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Chat (d) Feed
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Map”
    4. open “Edit photo”
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Edit photo (d) Map
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Help page (d) Settings
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Profile
  8. 8.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) opens a list of pages (d) switches main sections
  9. 9.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Profile (c) Home (d) Search
  11. 11.🧭 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”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Help page (c) Feed (d) Match report
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) undoes one move
  16. 16.Which of these is true of the back button? (a) goes to the last screen (b) hides extra links (c) shows 3 to 5 icons (d) switches main sections
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Map”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Map (d) Quiz
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Search (c) Profile (d) Home
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Video”
    4. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Video
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap Back
    4. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Map (d) Quiz
  22. 22.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Help page
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Match report”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Match report”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. open “Video”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. tap the Settings tab
    4. open “Match report”
    5. tap the Chat 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 Home tab
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Profile
  29. 29.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) sits at the bottom (d) opens a list of pages
  30. 30.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Feed (d) Friend list
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, 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?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Score card”
    Which screen are you on now?     (a) Quiz (b) Score card (c) Lessons (d) Edit photo
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. 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 “Badges”
    2. tap Back
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) undoes one move (d) hides extra links
  39. 39.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Map

Answer key

  1. Video
  2. a tab bar
  3. Lessons
  4. Match report
  5. Me
  6. Chat
  7. Badges
  8. undoes one move
  9. a menu button
  10. Home
  11. 1
  12. that tab’s main screen
  13. Feed
  14. 3
  15. opens a list of pages
  16. goes to the last screen
  17. Map
  18. Profile
  19. 1
  20. Feed
  21. Quiz
  22. a tab bar
  23. Friend list
  24. 0
  25. 2
  26. 2
  27. 0
  28. Search
  29. sits at the bottom
  30. goes to the last screen
  31. Friend list
  32. 0
  33. 1
  34. Score card
  35. 1
  36. 0
  37. 0
  38. shows 3 to 5 icons
  39. 3 to 5
  40. Lessons

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