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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 644 · 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 Search tab
    2. open “Help page”
    3. tap the Search tab
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Profile
  2. 2.Which of these is true of the back button? (a) switches main sections (b) undoes one move (c) hides extra links (d) sits at the bottom
  3. 3.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) switches main sections (d) sits at the bottom
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Map”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Map (b) Friend list (c) Chat (d) Feed
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap Back
    4. open “Friend list”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap Back
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Chat
  7. 7.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
  8. 8.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) switches main sections (d) opens a list of pages
  9. 9.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) to hide the menu (d) so users do not get lost
  10. 10.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  11. 11.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) opens settings (d) closes all apps
  12. 12.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) undoes one move (d) hides extra links
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    4. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Friend list (c) Feed (d) Chat
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. open “Match report”
    4. open “Help page”
    Which screen are you on now?     (a) Feed (b) Chat (c) Match report (d) Help page
  15. 15.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  16. 16.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) goes to the last screen (d) sits at the bottom
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) that tab’s main screen (d) the last app used
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Friend list”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Friend list
  20. 20.🧭 Which part of navigation undoes one move? (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 “Match report”
    2. tap Back
    3. tap the Lessons tab
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) at the bottom (d) inside a button
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Friend list”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Score card (c) Search (d) Home
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Video”
    4. open “Edit photo”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 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”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Match report (d) Lessons
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap the Profile tab
    4. open “Score card”
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Score card (c) Badges (d) Search
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. open “Help page”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Video (d) Settings
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Profile tab
    4. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Search (c) Home (d) Match report
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Quiz (d) Map
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    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 Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Badges”
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Feed tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Feed (c) Badges (d) Edit photo
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Badges (d) Match report
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Match report”
    4. tap the Profile tab
    5. open “Badges”
    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 “Score card”
    2. open “Edit photo”
    3. tap the Profile tab
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Profile (d) Home
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Video (c) Quiz (d) Lessons

Answer key

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

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