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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 618 · 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. tap the Quiz tab
    2. open “Friend list”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) undoes one move
  3. 3.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) undoes one move
  4. 4.Which of these is true of the back button? (a) switches main sections (b) undoes one move (c) sits at the bottom (d) shows 3 to 5 icons
  5. 5.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  6. 6.🧭 Why should every screen show where you are? (a) to look busy (b) so users do not get lost (c) to use more battery (d) to hide the menu
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Me (b) Help page (c) Lessons (d) Quiz
  8. 8.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  9. 9.🧭 Which part of navigation switches main sections? (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. tap the Home tab
    2. tap the Home tab
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Help page
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Score card (b) Quiz (c) Lessons (d) Video
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. open “Video”
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Map (d) Video
  13. 13.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Video”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Badges”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Badges (c) Feed (d) Friend list
  17. 17.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) sits at the bottom
  18. 18.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
  19. 19.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Profile tab
    4. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Home (d) Search
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. tap Back
    4. tap the Me tab
    5. open “Map”
    Which screen are you on now?     (a) Quiz (b) Map (c) Lessons (d) Help page
  23. 23.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, 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?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    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. tap the Chat tab
    2. open “Friend list”
    3. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Feed (d) Friend list
  27. 27.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Quiz (c) Match report (d) Lessons
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Friend list (d) Chat
  30. 30.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) hides extra links (d) goes to the last screen
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Friend list (d) Search
  32. 32.🧭 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
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. tap the Lessons tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Match report
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Edit photo
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap the Lessons tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Video
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Match report (c) Edit photo (d) Home
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Help page (b) Friend list (c) Feed (d) Chat
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Edit photo”
    4. tap the Settings tab
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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