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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 782 · 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 “Help page”
    2. tap the Me tab
    3. tap the Quiz tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Help page
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. open “Match report”
    4. open “Badges”
    5. tap the Home tab
    Which screen are you on now?     (a) Badges (b) Match report (c) Home (d) Edit photo
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Me tab
    4. open “Map”
    5. open “Map”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Map (d) Lessons
  4. 4.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) goes to the last screen (d) sits at the bottom
  5. 5.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) goes to the last screen
  8. 8.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) switches main sections (d) opens a list of pages
  9. 9.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. tap the Lessons tab
    4. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Friend list (d) Quiz
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    4. open “Badges”
    5. tap the Feed tab
    Which screen are you on now?     (a) Map (b) Video (c) Badges (d) Feed
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap Back
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Friend list”
    5. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Friend list (d) Match report
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Match report”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Help page (c) Feed (d) Settings
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    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?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Video (b) Lessons (c) Quiz (d) Me
  19. 19.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) shows 3 to 5 icons
  20. 20.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) closes all apps (d) opens settings
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Video
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. open “Match report”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Badges (b) Map (c) Quiz (d) Match report
  24. 24.🧭 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 Search tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Map”
    3. tap Back
    4. tap Back
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 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
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    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. tap the Profile tab
    2. tap the Profile tab
    3. tap the Profile tab
    4. tap the Profile tab
    5. open “Video”
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Video
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Help page
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. open “Edit photo”
    4. tap the Lessons tab
    5. tap the Lessons 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) at the bottom (b) inside a button (c) in the middle (d) nowhere
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Map (d) Quiz
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. open “Score card”
    Which screen are you on now?     (a) Video (b) Home (c) Match report (d) Score card
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    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. tap the Me tab
    3. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Help page (d) Me
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. open “Help page”
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Help page (c) Edit photo (d) Feed

Answer key

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

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