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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 730 · 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 shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  2. 2.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  3. 3.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) goes to the last screen (d) shows 3 to 5 icons
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. open “Help page”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Match report”
    4. open “Match report”
    Which screen are you on now?     (a) Map (b) Home (c) Edit photo (d) Match report
  7. 7.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) inside a button (d) nowhere
  8. 8.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  9. 9.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  10. 10.🧭 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
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Help page”
    4. open “Help page”
    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 “Badges”
    2. tap Back
    3. tap the Quiz tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Badges”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  19. 19.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  20. 20.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) goes to the last screen
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Home (c) Friend list (d) Search
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Help page (b) Lessons (c) Map (d) Quiz
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Match report”
    3. tap the Search tab
    Which screen are you on now?     (a) Match report (b) Home (c) Score card (d) Search
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. open “Edit photo”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.Which of these is true of the back button? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) switches main sections
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    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. tap the Quiz tab
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Badges”
    5. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Quiz (d) Badges
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Score card”
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Help page (c) Score card (d) Friend list
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap Back
    4. tap the Me tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Badges (d) Lessons
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. tap the Feed tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Video”
    3. open “Badges”
    4. tap the Search 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 “Friend list”
    2. open “Badges”
    3. open “Score card”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Feed (c) Badges (d) Score card
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Match report (c) Lessons (d) Badges
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Badges”
    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 “Friend list”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    5. tap the Search 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 “Badges”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Lessons tab
    4. tap the Quiz tab
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Match report (c) Edit photo (d) Search
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. tap the Settings tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Settings (d) Chat
  40. 40.🧭 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
    Which screen are you on now?     (a) Home (b) Search (c) Profile

Answer key

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

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