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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 531 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Home tab
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Home (d) Match report
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    4. open “Friend list”
    5. tap the Quiz 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) undoes one move (b) shows 3 to 5 icons (c) opens a list of pages (d) switches main sections
  4. 4.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  5. 5.🧭 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
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Score card”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap Back
    4. open “Video”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) hides extra links
  10. 10.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) in the middle (d) at the bottom
  11. 11.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Score card”
    4. open “Edit photo”
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Home (d) Map
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Help page”
    5. open “Match report”
    Which screen are you on now?     (a) Help page (b) Feed (c) Match report (d) Edit photo
  14. 14.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 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”
    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 Home tab
    2. open “Video”
    3. open “Badges”
    4. open “Map”
    5. open “Map”
    Which screen are you on now?     (a) Badges (b) Home (c) Video (d) Map
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Help page”
    4. open “Map”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Match report (c) Map (d) Home
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Lessons tab
    4. tap the Me tab
    5. open “Friend list”
    Which screen are you on now?     (a) Video (b) Lessons (c) Friend list (d) Quiz
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Match report”
    4. tap the Settings tab
    Which screen are you on now?     (a) Friend list (b) Feed (c) Match report (d) Settings
  23. 23.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Badges”
    4. tap the Chat tab
    Which screen are you on now?     (a) Help page (b) Badges (c) Chat (d) Feed
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Match report (c) Edit photo (d) Badges
  26. 26.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) switches main sections
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Edit photo (c) Home (d) Profile
  28. 28.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  29. 29.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) opens a list of pages (d) shows 3 to 5 icons
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap the Search tab
    4. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Profile (d) Home
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Lessons (c) Badges (d) Quiz
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Chat
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap Back
    4. tap the Feed tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Map (d) Feed
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Me (b) Match report (c) Quiz (d) Lessons
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. tap the Profile tab
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Video (c) Match report (d) Friend list
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. tap Back
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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