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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 479 · 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.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap the Home tab
    4. tap the Search tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  4. 4.🧭 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
  5. 5.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  6. 6.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  7. 7.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap the Me tab
    4. open “Match report”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Match report (b) Video (c) Quiz (d) Lessons
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. open “Match report”
    4. tap the Home tab
    5. open “Match report”
    Which screen are you on now?     (a) Map (b) Home (c) Search (d) Match report
  11. 11.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  12. 12.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  13. 13.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) shows 3 to 5 icons (d) sits at the bottom
  14. 14.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. tap the Me tab
    4. open “Badges”
    5. 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 “Map”
    2. open “Score card”
    3. tap the Me tab
    4. open “Badges”
    Which screen are you on now?     (a) Score card (b) Map (c) Lessons (d) Badges
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Map”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) hides extra links
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Chat tab
    4. open “Help page”
    5. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Help page (c) Chat (d) Feed
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap the Quiz tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Chat tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Badges”
    Which screen are you on now?     (a) Match report (b) Search (c) Home (d) Badges
  27. 27.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) a random page (d) the phone settings
  28. 28.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Map (c) Search (d) Friend list
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Home (b) Badges (c) Search (d) Friend list
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Home tab
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. tap the Me tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Quiz (d) Me
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Match report”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Video
  34. 34.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) hides extra links (d) shows 3 to 5 icons
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Badges
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Video”
    4. open “Map”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap the Settings tab
    4. open “Help page”
    5. tap the Settings tab
    Which screen are you on now?     (a) Help page (b) Settings (c) Map (d) Feed
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Match report”
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Home (c) Match report (d) Help page

Answer key

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

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