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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 807 · 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 “Map”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Match report (d) Map
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Friend list (d) Feed
  3. 3.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) opens settings (d) deletes the page
  4. 4.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) shows 3 to 5 icons (d) opens a list of pages
  5. 5.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) switches main sections (d) goes to the last screen
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Edit photo”
    4. open “Map”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) in the middle (d) nowhere
  8. 8.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Map (c) Lessons (d) Edit photo
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. open “Match report”
    5. tap the Search tab
    Which screen are you on now?     (a) Score card (b) Match report (c) Search (d) Edit photo
  11. 11.Which of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. open “Match report”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Score card”
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  15. 15.Which of these is true of a menu button? (a) undoes one move (b) switches main sections (c) hides extra links (d) sits at the bottom
  16. 16.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the last app used (d) the phone settings
  17. 17.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. tap Back
    4. open “Score card”
    5. open “Help page”
    Which screen are you on now?     (a) Feed (b) Video (c) Help page (d) Score card
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Edit photo”
    4. tap the Search tab
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Search (d) Friend list
  20. 20.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) goes to the last screen (d) switches main sections
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. open “Badges”
    Which screen are you on now?     (a) Score card (b) Home (c) Badges (d) Edit photo
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Match report (d) Edit photo
  23. 23.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Match report (d) Search
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. open “Score card”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Badges (d) Score card
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Search tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Video
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Match report”
    4. tap the Search tab
    Which screen are you on now?     (a) Video (b) Friend list (c) Search (d) Match report
  28. 28.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. tap the Chat tab
    5. open “Help page”
    Which screen are you on now?     (a) Score card (b) Feed (c) Help page (d) Match report
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Chat (d) Badges
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. tap the Home tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. open “Edit photo”
    4. open “Map”
    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. open “Edit photo”
    3. open “Score card”
    4. open “Score card”
    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. tap the Quiz tab
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    5. tap the Me tab
    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. tap the Chat tab
    2. open “Score card”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 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 Search tab
    5. tap the Home tab
    Which screen are you on now?     (a) Search (b) Friend list (c) Home (d) Video
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  39. 39.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Map”
    3. tap the Chat tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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