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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 126 · 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.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. tap the Chat tab
    4. open “Edit photo”
    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) switches main sections (b) goes to the last screen (c) undoes one move (d) hides extra links
  4. 4.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) opens a list of pages
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Help page”
    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. open “Score card”
    2. open “Edit photo”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Home tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Badges (c) Edit photo (d) Home
  8. 8.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) sits at the bottom
  9. 9.Which of these is true of the back button? (a) sits at the bottom (b) shows 3 to 5 icons (c) goes to the last screen (d) switches main sections
  10. 10.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 20 (d) 1
  11. 11.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Score card”
    4. tap Back
    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. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. open “Edit photo”
    5. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Feed (d) Help page
  14. 14.Which of these is true of the back button? (a) sits at the bottom (b) opens a list of pages (c) undoes one move (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. tap the Profile tab
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Score card
  16. 16.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) hides extra links (c) sits at the bottom (d) switches main sections
  17. 17.Which of these is true of a tab bar? (a) sits at the bottom (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  18. 18.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 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
    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 last app used (b) a random page (c) the phone settings (d) that tab’s main screen
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Quiz tab
    Which screen are you on now?     (a) Help page (b) Quiz (c) Me (d) Lessons
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Map”
    4. tap Back
    5. open “Friend list”
    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 “Edit photo”
    2. open “Badges”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Settings (c) Chat (d) Feed
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. tap the Settings tab
    Which screen are you on now?     (a) Edit photo (b) Settings (c) Help page (d) Feed
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Lessons tab
    4. tap the Me tab
    Which screen are you on now?     (a) Score card (b) Lessons (c) Quiz (d) Me
  28. 28.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Video (d) Friend list
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. open “Map”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Map”
    3. open “Map”
    4. tap the Settings tab
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Map (c) Score card (d) Feed
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Edit photo
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. tap the Feed tab
    4. tap the Chat tab
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) nowhere (d) at the bottom
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    4. open “Help page”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Friend list (d) Quiz
  40. 40.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar

Answer key

  1. a menu button
  2. 1
  3. switches main sections
  4. shows 3 to 5 icons
  5. 1
  6. 0
  7. Edit photo
  8. opens a list of pages
  9. goes to the last screen
  10. 3 to 5
  11. a tab bar
  12. 1
  13. Feed
  14. undoes one move
  15. Match report
  16. hides extra links
  17. sits at the bottom
  18. the back button
  19. 1
  20. 0
  21. that tab’s main screen
  22. Quiz
  23. 1
  24. 0
  25. Map
  26. Settings
  27. Me
  28. a tab bar
  29. Friend list
  30. 0
  31. 0
  32. Match report
  33. Home
  34. 0
  35. at the bottom
  36. 1
  37. the back button
  38. 0
  39. Friend list
  40. a menu button

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