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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 335 · 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. open “Help page”
    2. tap the Lessons tab
    3. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Help page (c) Friend list (d) Lessons
  2. 2.Which of these is true of the back button? (a) hides extra links (b) shows 3 to 5 icons (c) switches main sections (d) undoes one move
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Match report”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Feed (c) Match report (d) Score card
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Map (c) Edit photo (d) Feed
  7. 7.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) goes to the last screen (d) switches main sections
  8. 8.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  9. 9.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Lessons tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. 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 the back button? (a) opens a list of pages (b) goes to the last screen (c) shows 3 to 5 icons (d) switches main sections
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Video”
    4. tap Back
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) switches main sections (d) opens a list of pages
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    4. tap the Home tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. tap the Home tab
    4. open “Friend list”
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Friend list (d) Search
  19. 19.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) goes to the last screen (d) sits at the bottom
  20. 20.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. tap the Chat tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  24. 24.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  25. 25.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Score card”
    4. tap Back
    5. open “Friend list”
    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. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    4. tap the Settings tab
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    4. tap the Profile tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Match report (c) Profile (d) Badges
  30. 30.🧭 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 Quiz tab
    4. open “Score card”
    Which screen are you on now?     (a) Me (b) Score card (c) Quiz (d) Lessons
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Match report (c) Settings (d) Feed
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    4. tap the Profile tab
    5. open “Badges”
    Which screen are you on now?     (a) Home (b) Help page (c) Badges (d) Search
  33. 33.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Quiz (d) Map
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Lessons (c) Quiz (d) Me
  36. 36.🧭 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
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Video”
    4. tap Back
    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. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. tap the Quiz tab
    4. tap the Lessons tab
    5. tap the Quiz tab
    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 “Map”
    2. tap Back
    3. open “Edit photo”
    4. tap the Profile tab
    Which screen are you on now?     (a) Edit photo (b) Home (c) Map (d) Profile

Answer key

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

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