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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 530 · 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 Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Match report
  2. 2.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  3. 3.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. tap the Profile tab
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Search (c) Edit photo (d) Help page
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Match report”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Home (b) Search (c) Help page (d) Match report
  13. 13.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap the Chat tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Feed (d) Chat
  15. 15.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap the Search tab
    4. open “Help page”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Quiz tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. open “Edit photo”
    4. open “Badges”
    Which screen are you on now?     (a) Video (b) Badges (c) Edit photo (d) Lessons
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap Back
    4. open “Friend list”
    5. tap the Search tab
    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. tap the Me tab
    4. 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) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Friend list (c) Score card (d) Home
  26. 26.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) switches main sections
  27. 27.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  28. 28.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  29. 29.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Profile tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Score card (d) Profile
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. tap Back
    4. tap the Me tab
    Which screen are you on now?     (a) Help page (b) Quiz (c) Me (d) Lessons
  32. 32.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Friend list (d) Lessons
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Match report (d) Feed
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Score card”
    4. open “Video”
    Which screen are you on now?     (a) Score card (b) Search (c) Video (d) Home
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Chat 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) the phone settings (c) the last app used (d) a random page
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. open “Friend list”
    4. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Feed (d) Badges
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    5. tap the Chat tab
    Which screen are you on now?     (a) Friend list (b) Chat (c) Match report (d) Feed
  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 “Map”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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