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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 767 · 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. open “Match report”
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Match report
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Quiz
  3. 3.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
  4. 4.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) that tab’s main screen (d) the last app used
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. tap the Settings tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  10. 10.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  11. 11.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap the Search tab
    4. open “Friend list”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  14. 14.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) hides extra links (d) goes to the last screen
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Badges
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Quiz tab
    4. open “Score card”
    5. tap Back
    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. open “Badges”
    2. tap the Profile tab
    3. open “Help page”
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Badges (d) Help page
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap the Settings tab
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Me (b) Quiz (c) Edit photo (d) Lessons
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. tap the Home tab
    4. open “Match report”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Match report
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Lessons tab
    4. open “Score card”
    5. tap Back
    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 “Badges”
    2. tap the Me tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Score card”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Score card (b) Help page (c) Lessons (d) Quiz
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. open “Match report”
    4. open “Video”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Friend list (c) Video (d) Match report
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Match report (c) Quiz (d) Help page
  27. 27.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Score card”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. open “Match report”
    4. tap Back
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. tap the Profile tab
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Badges (c) Home (d) Profile
  31. 31.🧭 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
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Badges”
    3. open “Edit photo”
    4. open “Match report”
    Which screen are you on now?     (a) Score card (b) Badges (c) Match report (d) Edit photo
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.Which of these is true of the back button? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) switches main sections
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Home (b) Map (c) Search (d) Match report
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Search (c) Edit photo (d) Badges
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Badges”
    Which screen are you on now?     (a) Match report (b) Search (c) Badges (d) Home
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Video (c) Settings (d) Chat
  39. 39.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) shows 3 to 5 icons (d) opens a list of pages
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Video (c) Lessons (d) Quiz

Answer key

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

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