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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 832 · 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.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Help page (d) Chat
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. tap the Chat tab
    5. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Help page (d) Feed
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Match report”
    4. open “Edit photo”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.Which of these is true of the back button? (a) undoes one move (b) opens a list of pages (c) sits at the bottom (d) switches main sections
  8. 8.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  9. 9.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Score card”
    4. open “Match report”
    5. open “Video”
    Which screen are you on now?     (a) Score card (b) Video (c) Match report (d) Map
  11. 11.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  12. 12.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) shows 3 to 5 icons (d) switches main sections
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Video”
    Which screen are you on now?     (a) Quiz (b) Video (c) Friend list (d) Lessons
  14. 14.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
  15. 15.🧭 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
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap the Me tab
    Which screen are you on now?     (a) Map (b) Me (c) Badges (d) Lessons
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Settings tab
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. open “Edit photo”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Match report”
    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. open “Score card”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Map
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Friend list”
    4. open “Friend list”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Profile
  23. 23.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Map”
    3. tap the Chat tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. tap Back
    4. open “Map”
    5. tap the Settings tab
    Which screen are you on now?     (a) Score card (b) Settings (c) Map (d) Feed
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Match report”
    4. open “Score card”
    5. open “Badges”
    Which screen are you on now?     (a) Home (b) Match report (c) Score card (d) Badges
  28. 28.🧭 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”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Friend list
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Badges (d) Map
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Help page”
    4. open “Badges”
    Which screen are you on now?     (a) Feed (b) Match report (c) Badges (d) Help page
  31. 31.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.Which of these is true of a menu button? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) switches main sections
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. tap the Home tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Help page”
    4. tap the Chat tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Chat tab
    4. tap the Feed tab
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Match report (c) Chat (d) Feed
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Badges (d) Chat

Answer key

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

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