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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 446 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Match report
  2. 2.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  3. 3.🧭 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. open “Map”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    4. tap the Quiz tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  6. 6.🧭 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
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Score card
  7. 7.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Video (c) Home (d) Search
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. tap the Profile tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Video (b) Profile (c) Home (d) Match report
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Feed tab
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
  12. 12.🧭 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
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap the Home tab
    4. tap the Profile tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Feed tab
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) shows 3 to 5 icons (d) goes to the last screen
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Badges (d) Me
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Badges”
    3. tap the Home tab
    Which screen are you on now?     (a) Badges (b) Search (c) Match report (d) Home
  19. 19.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  20. 20.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) closes all apps (d) deletes the page
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap the Quiz tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Video (c) Lessons (d) Quiz
  22. 22.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Help page”
    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 “Help page”
    2. tap Back
    3. tap the Feed tab
    4. tap the Feed tab
    5. open “Help page”
    Which screen are you on now?     (a) Settings (b) Help page (c) Chat (d) Feed
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Friend list”
    3. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Badges
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Feed (c) Video (d) Chat
  28. 28.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) switches main sections
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. tap the Quiz tab
    5. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Match report (d) Friend list
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.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) switches main sections
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. tap the Profile tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    4. open “Match report”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) shows 3 to 5 icons (d) sits at the bottom
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. open “Match report”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Match report (d) Map
  39. 39.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
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Score card”
    Which screen are you on now?     (a) Feed (b) Score card (c) Settings (d) Chat

Answer key

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

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