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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 89 · 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.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. tap the Search tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap Back
    4. open “Edit photo”
    5. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Home (c) Edit photo (d) Search
  5. 5.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) sits at the bottom (d) undoes one move
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. open “Help page”
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Help page (d) Home
  7. 7.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) goes to the last screen (c) switches main sections (d) hides extra links
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Score card (c) Feed (d) Chat
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Search (c) Home (d) Score card
  10. 10.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) switches main sections (d) opens a list of pages
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Badges”
    Which screen are you on now?     (a) Home (b) Badges (c) Search (d) Video
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Friend list
  13. 13.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery
  14. 14.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Map (d) Search
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Chat tab
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Feed (c) Chat (d) Badges
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Badges”
    4. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Help page (d) Edit photo
  19. 19.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) opens a list of pages (d) goes to the last screen
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Match report (c) Me (d) Quiz
  24. 24.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. tap Back
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Map (c) Lessons (d) Me
  27. 27.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) that tab’s main screen (d) a random page
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. open “Help page”
    4. open “Edit photo”
    5. open “Badges”
    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 “Map”
    2. open “Score card”
    3. tap the Chat tab
    4. tap the Settings tab
    5. open “Match report”
    Which screen are you on now?     (a) Score card (b) Map (c) Feed (d) Match report
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. open “Map”
    5. open “Help page”
    Which screen are you on now?     (a) Feed (b) Help page (c) Match report (d) Map
  31. 31.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) undoes one move
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Help page (c) Match report (d) Chat
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    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 “Badges”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Badges (b) Quiz (c) Lessons (d) Me
  36. 36.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Friend list”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Lessons (c) Match report (d) Friend list
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 10 to 12 (d) 3 to 5

Answer key

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

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