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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 520 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. tap the Feed tab
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) the last app used (d) that tab’s main screen
  3. 3.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  4. 4.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) sits at the bottom
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Video”
    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?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Video
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Match report”
    4. tap Back
    5. tap the Settings tab
    Which screen are you on now?     (a) Score card (b) Feed (c) Settings (d) Match report
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Badges”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Help page”
    4. tap the Home tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. tap the Lessons tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  12. 12.🧭 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 “Video”
    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 Search tab
    2. open “Friend list”
    3. open “Video”
    4. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Video (d) Search
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Video”
    3. open “Score card”
    4. open “Score card”
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Video (c) Chat (d) Feed
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Badges”
    4. tap Back
    5. tap the Lessons tab
    Which screen are you on now?     (a) Help page (b) Quiz (c) Badges (d) Lessons
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Map”
    5. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Map
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Quiz (b) Score card (c) Video (d) Lessons
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Badges (d) Feed
  19. 19.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. tap the Settings tab
    4. open “Badges”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Help page”
    4. tap Back
    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 Quiz tab
    2. open “Map”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Map
  25. 25.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Lessons tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 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
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Match report”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Search (c) Profile (d) Home
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Badges”
    4. tap the Settings tab
    5. open “Match report”
    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 “Map”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Badges (c) Lessons (d) Quiz
  31. 31.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Video
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    4. tap the Profile tab
    5. open “Score card”
    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 “Video”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Video (b) Home (c) Badges (d) Search
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Badges”
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Badges (b) Lessons (c) Me (d) Quiz
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Match report”
    4. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Profile (c) Home (d) Search
  37. 37.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) switches main sections (c) sits at the bottom (d) opens a list of pages
  38. 38.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) switches main sections
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Profile tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Badges”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. 0
  2. that tab’s main screen
  3. a menu button
  4. undoes one move
  5. 0
  6. Search
  7. Settings
  8. 3
  9. 1
  10. 1
  11. 3 to 5
  12. 1
  13. Search
  14. Score card
  15. Lessons
  16. Chat
  17. Video
  18. Feed
  19. so users do not get lost
  20. 0
  21. the back button
  22. 2
  23. 0
  24. Quiz
  25. goes to the last screen
  26. 1
  27. at the bottom
  28. Home
  29. 1
  30. Map
  31. goes to the last screen
  32. Video
  33. 1
  34. Badges
  35. Lessons
  36. Home
  37. opens a list of pages
  38. hides extra links
  39. 1
  40. 0

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