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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 312 · 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 Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Help page”
    4. open “Badges”
    5. tap the Search tab
    Which screen are you on now?     (a) Help page (b) Badges (c) Match report (d) Search
  2. 2.🧭 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
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Score card
  4. 4.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12
  5. 5.🧭 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
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. tap the Feed tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Video (c) Edit photo (d) Search
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Help page (d) Feed
  9. 9.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) a random page (d) the last app used
  10. 10.Which of these is true of a tab bar? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) hides extra links
  11. 11.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  12. 12.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap Back
    4. open “Score card”
    5. open “Edit photo”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Score card (d) Edit photo
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap the Quiz tab
    4. open “Edit photo”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap the Settings tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Feed (d) Chat
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. open “Score card”
    Which screen are you on now?     (a) Badges (b) Home (c) Score card (d) Search
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Quiz tab
    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. open “Badges”
    2. open “Video”
    3. open “Map”
    Which screen are you on now?     (a) Video (b) Map (c) Badges (d) Home
  20. 20.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Map”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Map (b) Lessons (c) Quiz (d) Me
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap the Profile tab
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Search (c) Home (d) Profile
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Video (c) Home (d) Profile
  24. 24.🧭 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. open “Map”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Friend list (c) Home (d) Map
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Edit photo
  26. 26.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  27. 27.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap the Chat tab
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Settings (d) Feed
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Badges (c) Edit photo (d) Feed
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    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 “Match report”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Match report
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap the Lessons tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Badges (d) Friend list
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. tap Back
    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. tap the Me tab
    2. open “Help page”
    3. open “Match report”
    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 “Edit photo”
    2. open “Match report”
    3. tap Back
    4. open “Map”
    5. open “Friend list”
    Which screen are you on now?     (a) Map (b) Match report (c) Edit photo (d) Friend list
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Profile tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Video (c) Home (d) Badges
  40. 40.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) hides extra links

Answer key

  1. Search
  2. at the bottom
  3. Home
  4. 3 to 5
  5. so users do not get lost
  6. 1
  7. Video
  8. Edit photo
  9. that tab’s main screen
  10. switches main sections
  11. goes to the last screen
  12. a menu button
  13. 0
  14. Edit photo
  15. 2
  16. Edit photo
  17. Score card
  18. 0
  19. Map
  20. a tab bar
  21. Lessons
  22. Friend list
  23. Video
  24. Video
  25. Edit photo
  26. a tab bar
  27. a menu button
  28. Chat
  29. Edit photo
  30. 1
  31. 1
  32. Match report
  33. Edit photo
  34. 1
  35. 2
  36. Friend list
  37. 1
  38. a tab bar
  39. Profile
  40. sits at the bottom

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