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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 330 · 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 switches main sections? (a) the back button (b) a menu button (c) a tab bar
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Video”
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Chat (c) Video (d) Feed
  3. 3.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) sits at the bottom
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Badges (d) Score card
  5. 5.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Help page (b) Me (c) Lessons (d) Quiz
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap Back
    4. open “Match report”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of a menu button? (a) hides extra links (b) shows 3 to 5 icons (c) sits at the bottom (d) switches main sections
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Chat tab
    4. tap the Chat tab
    5. open “Help page”
    Which screen are you on now?     (a) Settings (b) Help page (c) Chat (d) Feed
  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.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Badges”
    4. open “Friend list”
    5. open “Help page”
    Which screen are you on now?     (a) Badges (b) Home (c) Help page (d) Friend list
  15. 15.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) undoes one move (d) switches main sections
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Score card”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap the Chat tab
    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. open “Edit photo”
    2. open “Match report”
    3. open “Help page”
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Match report (d) Map
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Edit photo”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Help page (d) Edit photo
  20. 20.🧭 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”
    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 “Video”
    3. tap Back
    4. open “Friend list”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  23. 23.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Score card”
    4. tap the Me tab
    Which screen are you on now?     (a) Friend list (b) Score card (c) Lessons (d) Me
  28. 28.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) sits at the bottom (d) undoes one move
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. open “Edit photo”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.Which of these is true of a menu button? (a) goes to the last screen (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap the Lessons tab
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Video (c) Score card (d) Edit photo
  32. 32.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. tap the Home tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. open “Score card”
    4. open “Video”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) in the middle (d) inside a button
  36. 36.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) a random page (d) the phone settings
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Profile tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Search tab
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Edit photo (d) Search
  39. 39.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Edit photo”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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