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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 534 · 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. tap the Profile tab
    3. tap the Home tab
    4. tap the Home tab
    5. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Video (c) Match report (d) Home
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Match report”
    4. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Friend list (d) Edit photo
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Feed (d) Friend list
  5. 5.Which of these is true of the back button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Help page”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Help page (d) Quiz
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) undoes one move (d) switches main sections
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Help page”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap the Lessons tab
    5. open “Video”
    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 “Friend list”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Chat (d) Map
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Help page”
    4. tap the Search tab
    5. open “Match report”
    Which screen are you on now?     (a) Home (b) Help page (c) Match report (d) Map
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Map (c) Search (d) Help page
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. tap the Profile tab
    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. tap the Search tab
    2. tap the Search 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?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
  20. 20.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
  21. 21.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) sits at the bottom (d) switches main sections
  22. 22.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Quiz (d) Edit photo
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Score card”
    4. open “Score card”
    5. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Home (c) Search (d) Friend list
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) hides extra links (d) goes to the last screen
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Search tab
    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 Chat tab
    2. open “Video”
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Chat (c) Feed (d) Video
  30. 30.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  31. 31.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  32. 32.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
  33. 33.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap the Me tab
    4. tap the Lessons tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) inside a button (d) in the middle
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Match report”
    3. open “Score card”
    4. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Chat (c) Score card (d) Map
  40. 40.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen

Answer key

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

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