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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 51 · 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 Home tab
    2. open “Video”
    3. tap the Search tab
    4. open “Badges”
    5. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Video
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Help page (c) Me (d) Match report
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) inside a button (d) in the middle
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Match report (c) Quiz (d) Lessons
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Match report (c) Score card (d) Search
  8. 8.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) opens a list of pages (d) goes to the last screen
  9. 9.🧭 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
  10. 10.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) hides extra links (d) undoes one move
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Map
  12. 12.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) deletes the page (d) opens settings
  13. 13.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap the Profile tab
    5. tap the Home tab
    Which screen are you on now?     (a) Search (b) Badges (c) Home (d) Edit photo
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Home (c) Profile (d) Search
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, 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?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    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 “Map”
    2. tap Back
    3. tap the Chat tab
    4. tap the Chat tab
    Which screen are you on now?     (a) Map (b) Feed (c) Settings (d) Chat
  19. 19.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Home (d) Profile
  23. 23.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) shows 3 to 5 icons (d) undoes one move
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Match report”
    4. tap the Search tab
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Badges
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. open “Match report”
    4. tap the Feed tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Video (c) Feed (d) Match report
  30. 30.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
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Video”
    3. tap the Feed tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Feed (d) Video
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Friend list”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Search (c) Help page (d) Home
  33. 33.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) undoes one move (d) hides extra links
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Match report”
    3. tap the Settings tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Video (c) Match report (d) Settings
  35. 35.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Badges”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  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 “Edit photo”
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Lessons tab
    4. open “Badges”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Home tab
    4. 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 “Friend list”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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