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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 539 · 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. open “Friend list”
    2. tap the Home tab
    3. open “Map”
    Which screen are you on now?     (a) Friend list (b) Home (c) Map (d) Search
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Map (d) Quiz
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. tap the Profile tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) switches main sections
  5. 5.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) inside a button (d) at the bottom
  6. 6.🧭 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?
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap the Settings tab
    Which screen are you on now?     (a) Friend list (b) Settings (c) Feed (d) Badges
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Score card (c) Match report (d) Map
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. open “Match report”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Chat (c) Edit photo (d) Settings
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile 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?
  14. 14.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. tap the Chat tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Chat (b) Map (c) Friend list (d) Feed
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap the Settings tab
    4. open “Match report”
    Which screen are you on now?     (a) Settings (b) Match report (c) Feed (d) Chat
  17. 17.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Score card (b) Home (c) Profile (d) Search
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Help page”
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Edit photo (c) Feed (d) Help page
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Score card (b) Search (c) Profile (d) Home
  22. 22.Which of these is true of the back button? (a) goes to the last screen (b) opens a list of pages (c) hides extra links (d) shows 3 to 5 icons
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap Back
    4. open “Score card”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Badges”
    3. tap Back
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Match report (c) Friend list (d) Feed
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) switches main sections (d) sits at the bottom
  27. 27.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Friend list”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Map (c) Friend list (d) Edit photo
  29. 29.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Badges”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) sits at the bottom (d) opens a list of pages
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Score card
  34. 34.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Settings
  36. 36.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  37. 37.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) to look busy (d) so users do not get lost
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Help page”
    4. tap the Home tab
    Which screen are you on now?     (a) Help page (b) Home (c) Search (d) Match report
  39. 39.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Badges (c) Me (d) Lessons

Answer key

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

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