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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 837 · 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 “Edit photo”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Lessons (d) Edit photo
  2. 2.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  3. 3.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 20 (d) 3 to 5
  4. 4.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. open “Video”
    4. open “Help page”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a menu button? (a) goes to the last screen (b) undoes one move (c) sits at the bottom (d) hides extra links
  7. 7.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Badges (b) Score card (c) Video (d) Lessons
  10. 10.Which of these is true of a menu button? (a) switches main sections (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Feed (c) Friend list (d) Help page
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Video
  13. 13.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the last app used (d) the phone settings
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Badges”
    5. open “Help page”
    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. tap the Chat tab
    2. open “Match report”
    3. open “Map”
    Which screen are you on now?     (a) Match report (b) Chat (c) Feed (d) Map
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap the Me tab
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Map
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Help page
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, 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?
  19. 19.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) sits at the bottom
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Edit photo”
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Feed (b) Chat (c) Edit photo (d) Match report
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Video”
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Video
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Edit photo
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Score card”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    4. open “Edit photo”
    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 “Friend list”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Search (d) Profile
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Map”
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Profile
  28. 28.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) opens a list of pages
  29. 29.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) shows 3 to 5 icons (d) hides extra links
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Edit photo (c) Home (d) Search
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Search (c) Score card (d) Home
  32. 32.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    4. open “Score card”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Match report (d) Home
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Match report (c) Map (d) Lessons
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    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 “Score card”
    2. open “Map”
    3. tap Back
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    4. tap the Search tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. tap Back
    4. open “Match report”
    5. tap the Me 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 “Match report”
    2. open “Score card”
    3. open “Edit photo”
    4. tap the Feed tab
    5. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Match report (c) Edit photo (d) Score card
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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