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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 399 · 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 “Friend list”
    3. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Home (c) Match report (d) Search
  2. 2.🧭 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
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Edit photo”
    5. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Edit photo (d) Friend list
  5. 5.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) goes to the last screen (d) deletes the page
  6. 6.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) shows 3 to 5 icons (d) goes to the last screen
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  9. 9.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Edit photo”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Home (d) Search
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. tap the Me tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Help page
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.Which of these is true of a menu button? (a) sits at the bottom (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. open “Map”
    4. open “Match report”
    5. open “Friend list”
    Which screen are you on now?     (a) Video (b) Friend list (c) Score card (d) Map
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Map”
    Which screen are you on now?     (a) Home (b) Help page (c) Map (d) Match report
  18. 18.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 1 (d) 20
  19. 19.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) that tab’s main screen (d) the phone settings
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. open “Edit photo”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Score card”
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) switches main sections
  23. 23.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Map (c) Quiz (d) Edit photo
  25. 25.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Match report (d) Lessons
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Score card
  28. 28.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  29. 29.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) sits at the bottom (d) opens a list of pages
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    4. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Search (c) Profile (d) Home
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Edit photo (d) Chat
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Edit photo”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Feed (c) Edit photo (d) Chat
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Me tab
    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 “Score card”
    2. open “Match report”
    3. tap Back
    4. tap the Feed tab
    5. open “Match report”
    Which screen are you on now?     (a) Score card (b) Feed (c) Chat (d) Match report
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Lessons (d) Help page
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Map”
    4. tap the Lessons 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 “Help page”
    2. open “Score card”
    3. open “Video”
    4. open “Video”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Quiz tab
    4. open “Map”
    5. open “Badges”
    Which screen are you on now?     (a) Map (b) Badges (c) Help page (d) Friend list

Answer key

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

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