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App Dev Worksheet: Navigation

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

Answer key

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

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