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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 233 · 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 Chat tab
    2. open “Video”
    3. 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 “Help page”
    2. tap the Profile tab
    3. tap the Profile tab
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Home (c) Badges (d) Profile
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Chat (c) Friend list (d) Feed
  5. 5.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  6. 6.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) at the bottom (d) in the middle
  7. 7.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  9. 9.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) shows 3 to 5 icons (d) hides extra links
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap the Home tab
    4. tap the Search tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) sits at the bottom (d) undoes one move
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Edit photo
  13. 13.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) opens settings (d) closes all apps
  14. 14.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) switches main sections (d) opens a list of pages
  15. 15.🧭 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
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap the Quiz tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Video (c) Score card (d) Quiz
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Settings (c) Friend list (d) Chat
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. open “Badges”
    Which screen are you on now?     (a) Match report (b) Search (c) Badges (d) Home
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Help page (b) Score card (c) Feed (d) Chat
  20. 20.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  21. 21.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Map”
    3. tap the Chat tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Map (d) Feed
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Home tab
    4. open “Match report”
    Which screen are you on now?     (a) Video (b) Badges (c) Match report (d) Home
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Profile tab
    4. tap the Home tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.Which of these is true of the back button? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) switches main sections
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Search tab
    4. open “Edit photo”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) so users do not get lost (d) to look busy
  28. 28.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  29. 29.Which of these is true of a tab bar? (a) sits at the bottom (b) hides extra links (c) undoes one move (d) opens a list of pages
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Edit photo (d) Lessons
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap the Feed tab
    4. open “Score card”
    5. 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. tap Back
    3. open “Map”
    4. tap the Feed tab
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Match report (d) Feed
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Score card (c) Help page (d) Home
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    4. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Match report (d) Map
  38. 38.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) hides extra links
  39. 39.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap the Settings tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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