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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 795 · 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.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    4. open “Help page”
    Which screen are you on now?     (a) Home (b) Help page (c) Edit photo (d) Search
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. tap the Search tab
    4. open “Edit photo”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Video”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Badges (d) Video
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. open “Video”
    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 of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) hides extra links (d) goes to the last screen
  8. 8.🧭 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
  9. 9.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  10. 10.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Badges”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Badges (d) Search
  12. 12.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 10 to 12 (d) 3 to 5
  13. 13.🧭 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. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Badges (d) Help page
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Score card (b) Map (c) Lessons (d) Match report
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Map”
    4. open “Badges”
    5. tap Back
    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. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    4. open “Video”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Video (b) Match report (c) Lessons (d) Quiz
  18. 18.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Map”
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Map
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. open “Score card”
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Score card
  21. 21.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) shows 3 to 5 icons (d) hides extra links
  22. 22.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Help page (d) Score card
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Edit photo (d) Quiz
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Settings tab
    4. open “Friend list”
    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. tap the Quiz tab
    2. open “Score card”
    3. tap the Lessons tab
    4. open “Edit photo”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Help page”
    Which screen are you on now?     (a) Chat (b) Help page (c) Feed (d) Settings
  30. 30.Which of these is true of a menu button? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) undoes one move
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Video”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Lessons (d) Video
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Settings tab
    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 “Score card”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Feed (b) Score card (c) Help page (d) Chat
  34. 34.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  35. 35.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) sits at the bottom (d) hides extra links
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Profile tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Settings tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Edit photo
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Feed tab
    4. tap the Settings tab
    5. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Score card (d) Chat
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. goes to the last screen
  2. Help page
  3. 0
  4. Video
  5. 1
  6. a tab bar
  7. goes to the last screen
  8. so users do not get lost
  9. a tab bar
  10. a tab bar
  11. Profile
  12. 3 to 5
  13. 2
  14. Badges
  15. Map
  16. 3
  17. Lessons
  18. the back button
  19. Map
  20. Score card
  21. shows 3 to 5 icons
  22. a menu button
  23. Score card
  24. Edit photo
  25. 0
  26. 0
  27. 1
  28. 0
  29. Help page
  30. opens a list of pages
  31. Friend list
  32. 0
  33. Help page
  34. a menu button
  35. undoes one move
  36. 1
  37. 1
  38. Settings
  39. Score card
  40. 1

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