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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 839 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Help page
  2. 2.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) deletes the page (d) opens settings
  3. 3.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Match report
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Chat (b) Score card (c) Feed (d) Badges
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Video”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Score card”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Search (b) Score card (c) Home (d) Edit photo
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 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
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Map (b) Friend list (c) Search (d) Home
  12. 12.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) that tab’s main screen (d) the phone settings
  13. 13.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) switches main sections
  14. 14.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) switches main sections (d) opens a list of pages
  15. 15.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  16. 16.🧭 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
  17. 17.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap the Profile tab
    4. tap the Home tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap Back
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap the Home tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) undoes one move (d) hides extra links
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. tap the Me tab
    4. tap the Quiz tab
    5. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Badges (d) Me
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Map”
    3. tap the Feed tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) goes to the last screen (d) switches main sections
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Feed tab
    4. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Edit photo
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap the Search tab
    4. open “Map”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap the Profile tab
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) hides extra links (d) undoes one move
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Settings tab
    5. open “Help page”
    Which screen are you on now?     (a) Chat (b) Help page (c) Edit photo (d) Feed
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. tap the Feed tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Profile
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Lessons (d) Badges
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Search tab
    4. tap the Profile tab
    5. open “Map”
    Which screen are you on now?     (a) Friend list (b) Home (c) Search (d) Map
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. tap the Home tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Search (c) Help page (d) Home
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Chat (b) Help page (c) Feed (d) Video
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. open “Score card”
    4. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Score card (d) Quiz
  39. 39.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) undoes one move (d) hides extra links
  40. 40.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar

Answer key

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

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