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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 416 · 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 of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) hides extra links (d) undoes one move
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Score card”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
  4. 4.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  5. 5.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  6. 6.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Score card”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) opens a list of pages
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Match report”
    4. open “Badges”
    5. open “Friend list”
    Which screen are you on now?     (a) Video (b) Friend list (c) Match report (d) Badges
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Badges”
    3. open “Help page”
    Which screen are you on now?     (a) Feed (b) Help page (c) Badges (d) Map
  13. 13.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) undoes one move
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. tap the Quiz tab
    4. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Lessons (c) Me (d) Match report
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Help page”
    4. tap the Lessons tab
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Badges (c) Help page (d) Lessons
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Chat (d) Settings
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  19. 19.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  20. 20.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Edit photo (c) Home (d) Profile
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Video”
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Friend list (d) Home
  24. 24.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) deletes the page (d) opens settings
  25. 25.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Quiz tab
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Badges (c) Quiz (d) Lessons
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Map (c) Home (d) Match report
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Video”
    4. open “Edit photo”
    5. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Video (c) Help page (d) Match report
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Map”
    4. tap Back
    5. open “Score card”
    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. open “Edit photo”
    3. open “Edit photo”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Search (b) Edit photo (c) Friend list (d) Home
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Chat (c) Edit photo (d) Help page
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap Back
    4. tap the Home tab
    5. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Search (c) Home (d) Match report
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Lessons tab
    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 “Friend list”
    2. tap the Me tab
    3. open “Map”
    4. open “Match report”
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Map (c) Match report (d) Friend list
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. open “Video”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the last app used (d) the phone settings
  38. 38.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) undoes one move (d) shows 3 to 5 icons
  39. 39.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 20 (d) 10 to 12
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Video”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Search (d) Video

Answer key

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

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