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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 237 · 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.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. open “Score card”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Edit photo”
    4. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Score card (d) Search
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. tap the Chat tab
    4. open “Friend list”
    5. open “Map”
    Which screen are you on now?     (a) Feed (b) Map (c) Match report (d) Friend list
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  7. 7.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  8. 8.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  9. 9.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  10. 10.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) sits at the bottom
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) switches main sections (d) sits at the bottom
  13. 13.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Map”
    3. open “Friend list”
    Which screen are you on now?     (a) Map (b) Friend list (c) Video (d) Lessons
  15. 15.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. tap Back
    4. open “Map”
    5. open “Match report”
    Which screen are you on now?     (a) Video (b) Map (c) Match report (d) Badges
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Help page”
    3. open “Match report”
    Which screen are you on now?     (a) Help page (b) Match report (c) Lessons (d) Quiz
  18. 18.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to use more battery (d) to look busy
  19. 19.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap the Lessons tab
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Lessons (d) Map
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Help page”
    3. open “Badges”
    4. open “Map”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Score card (c) Badges (d) Help page
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. open “Score card”
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now?     (a) Map (b) Match report (c) Home (d) Score card
  23. 23.🧭 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
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Help page”
    4. open “Video”
    Which screen are you on now?     (a) Help page (b) Lessons (c) Match report (d) Video
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Match report
  26. 26.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  27. 27.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. open “Score card”
    4. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Score card
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Score card”
    4. open “Match report”
    Which screen are you on now?     (a) Video (b) Match report (c) Friend list (d) Score card
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Settings tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Feed (b) Help page (c) Map (d) Chat
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Home tab
    5. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Search (c) Edit photo (d) Home
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Home (c) Search (d) Profile
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap Back
    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 “Video”
    2. open “Map”
    3. open “Edit photo”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) shows 3 to 5 icons (d) undoes one move
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Match report (d) Lessons

Answer key

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

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