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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 786 · 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 part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. tap the Settings tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Edit photo”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. tap the Home tab
    4. open “Map”
    5. tap the Home tab
    Which screen are you on now?     (a) Help page (b) Match report (c) Map (d) Home
  6. 6.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) undoes one move (d) goes to the last screen
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Badges”
    4. open “Friend list”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Help page (b) Badges (c) Match report (d) Quiz
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Feed (c) Chat (d) Settings
  9. 9.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  10. 10.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) goes to the last screen (d) hides extra links
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) opens a list of pages (d) undoes one move
  14. 14.🧭 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 “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 3 to 5 (d) 20
  17. 17.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) in the middle (d) at the bottom
  18. 18.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Help page
  20. 20.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  21. 21.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) sits at the bottom (d) goes to the last screen
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. tap the Me tab
    4. open “Badges”
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Badges
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. tap the Settings tab
    Which screen are you on now?     (a) Video (b) Score card (c) Feed (d) Settings
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Home tab
    4. open “Match report”
    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 “Help page”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 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
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Settings tab
    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. open “Map”
    2. tap the Chat tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Score card (b) Map (c) Feed (d) Chat
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Map”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Match report”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Friend list”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Lessons tab
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Why should every screen show where you are? (a) to look busy (b) so users do not get lost (c) to use more battery (d) to hide the menu
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap Back
    4. open “Help page”
    5. tap the Settings tab
    Which screen are you on now?     (a) Score card (b) Feed (c) Help page (d) Settings
  40. 40.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) switches main sections (c) sits at the bottom (d) opens a list of pages

Answer key

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

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