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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 218 · 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 “Video”
    2. tap the Lessons tab
    3. open “Map”
    4. tap the Lessons tab
    5. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Video (c) Match report (d) Map
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Home (c) Search (d) Help page
  3. 3.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  4. 4.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap Back
    4. open “Score card”
    5. open “Video”
    Which screen are you on now?     (a) Badges (b) Video (c) Score card (d) Home
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Help page”
    3. tap the Lessons tab
    4. open “Badges”
    Which screen are you on now?     (a) Help page (b) Badges (c) Score card (d) Lessons
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. open “Score card”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Map”
    4. tap the Lessons tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Map
  11. 11.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  12. 12.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) that tab’s main screen (d) a random page
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap the Search tab
    5. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Map (c) Home (d) Search
  14. 14.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) goes to the last screen (d) undoes one move
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Quiz (d) Video
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Friend list (c) Edit photo (d) Feed
  18. 18.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  19. 19.🧭 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”
    4. tap the Quiz tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 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
  21. 21.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) undoes one move
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. tap the Lessons tab
    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 “Friend list”
    3. tap the Feed tab
    4. open “Match report”
    5. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Friend list (c) Chat (d) Feed
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Badges (d) Chat
  25. 25.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Map”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Map (d) Help page
  27. 27.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. open “Edit photo”
    4. tap the Chat tab
    5. tap the Settings tab
    Which screen are you on now?     (a) Help page (b) Settings (c) Feed (d) Edit photo
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Feed tab
    4. open “Help page”
    5. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Match report (c) Help page (d) Feed
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) hides extra links (d) switches main sections
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Map (b) Home (c) Search (d) Profile
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Badges
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. tap the Home tab
    4. open “Map”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 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. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    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 “Badges”
    2. open “Score card”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Map”
    5. open “Badges”
    Which screen are you on now?     (a) Score card (b) Badges (c) Map (d) Feed
  39. 39.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  40. 40.Which of these is true of a menu button? (a) switches main sections (b) shows 3 to 5 icons (c) opens a list of pages (d) undoes one move

Answer key

  1. Match report
  2. Help page
  3. the back button
  4. 3 to 5
  5. Video
  6. 1
  7. Badges
  8. 1
  9. a menu button
  10. Edit photo
  11. goes to the last screen
  12. that tab’s main screen
  13. Search
  14. shows 3 to 5 icons
  15. 1
  16. Video
  17. Feed
  18. a tab bar
  19. 1
  20. so users do not get lost
  21. switches main sections
  22. 0
  23. Chat
  24. Edit photo
  25. a menu button
  26. Map
  27. goes to the last screen
  28. Settings
  29. Settings
  30. 0
  31. hides extra links
  32. Home
  33. Home
  34. 0
  35. Profile
  36. 1
  37. 3
  38. Badges
  39. a tab bar
  40. opens a list of pages

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