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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 263 · 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 of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) sits at the bottom
  2. 2.Which of these is true of the back button? (a) sits at the bottom (b) shows 3 to 5 icons (c) switches main sections (d) undoes one move
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap Back
    4. tap the Chat 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. tap the Feed tab
    2. tap the Feed tab
    3. tap the Settings tab
    4. open “Match report”
    5. open “Score card”
    Which screen are you on now?     (a) Chat (b) Feed (c) Score card (d) Match report
  5. 5.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  6. 6.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Quiz tab
    4. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Video (d) Lessons
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap Back
    4. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Profile (c) Home (d) Search
  9. 9.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) opens a list of pages (d) switches main sections
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Badges”
    4. open “Friend list”
    5. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Score card (c) Badges (d) Friend list
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Settings (d) Chat
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Video (d) Lessons
  15. 15.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) opens a list of pages (d) shows 3 to 5 icons
  16. 16.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  17. 17.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Score card
  19. 19.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Score card”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Score card (c) Quiz (d) Me
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. open “Match report”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Help page (c) Map (d) Score card
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Friend list
  27. 27.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Help page”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. tap the Home tab
    4. tap the Search tab
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Search (c) Home (d) Map
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap the Settings tab
    4. open “Edit photo”
    5. open “Help page”
    Which screen are you on now?     (a) Feed (b) Score card (c) Edit photo (d) Help page
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.Which of these is true of the back button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) goes to the last screen
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Score card (d) Video
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. tap the Profile tab
    4. tap the Home tab
    5. open “Badges”
    Which screen are you on now?     (a) Home (b) Help page (c) Badges (d) Match report
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Quiz (c) Lessons (d) Badges
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Video”
    4. open “Map”
    5. tap the Settings tab
    Which screen are you on now?     (a) Video (b) Friend list (c) Map (d) Settings
  38. 38.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) in the middle (d) nowhere
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. open “Badges”
    4. tap the Profile tab
    5. open “Map”
    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 “Edit photo”
    2. open “Badges”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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