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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 611 · 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 Profile tab
    2. open “Map”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Friend list”
    4. tap the Quiz tab
    5. open “Video”
    Which screen are you on now?     (a) Quiz (b) Video (c) Lessons (d) Friend list
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Feed (c) Score card (d) Settings
  6. 6.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 20 (d) 1
  7. 7.🧭 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) Home (b) Match report (c) Search (d) Video
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Score card”
    4. open “Badges”
    5. open “Match report”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Match report (d) Badges
  9. 9.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Edit photo (c) Search (d) Home
  12. 12.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) that tab’s main screen (d) the last app used
  13. 13.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  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. open “Edit photo”
    4. open “Video”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Video
  15. 15.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Badges
  17. 17.🧭 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) Profile (c) Home (d) Video
  18. 18.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) nowhere (d) inside a button
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Badges”
    3. tap Back
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Map (c) Feed (d) Match report
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Score card”
    3. tap Back
    4. tap the Chat tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Feed (c) Chat (d) Map
  21. 21.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) switches main sections
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. tap the Settings tab
    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. tap the Lessons tab
    2. tap the Lessons tab
    3. tap the Me tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Friend list”
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Friend list (d) Help page
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Video
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. tap the Search tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Map (d) Search
  28. 28.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) opens a list of pages (d) switches main sections
  29. 29.🧭 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
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Help page”
    3. tap the Settings tab
    4. tap the Settings tab
    5. open “Video”
    Which screen are you on now?     (a) Feed (b) Map (c) Video (d) Help page
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    4. open “Help page”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. tap the Quiz tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Score card (c) Help page (d) Lessons
  33. 33.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. open “Help page”
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Edit photo (d) Lessons
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Home tab
    Which screen are you on now?     (a) Video (b) Friend list (c) Search (d) Home
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. tap the Quiz tab
    4. open “Video”
    5. open “Video”
    Which screen are you on now?     (a) Quiz (b) Video (c) Score card (d) Lessons
  37. 37.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) switches main sections
  38. 38.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  39. 39.🧭 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
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Score card”
    Which screen are you on now?     (a) Badges (b) Score card (c) Search (d) Home

Answer key

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

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