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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 362 · 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.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  2. 2.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) inside a button (d) in the middle
  3. 3.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) goes to the last screen (c) opens a list of pages (d) undoes one move
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap the Search tab
    Which screen are you on now?
    (a) Home (b) Profile (c) Video (d) Search
  5. 5.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  6. 6.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Map”
    4. open “Map”
    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. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Map”
    4. open “Edit photo”
    Which screen are you on now?
    (a) Quiz (b) Edit photo (c) Lessons (d) Map
  11. 11.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Badges”
    4. open “Video”
    Which screen are you on now?
    (a) Badges (b) Score card (c) Video (d) Feed
  14. 14.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
  15. 15.🧭 Which part of navigation shows 3 to 5 icons? (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 “Edit photo”
    2. open “Edit photo”
    3. open “Friend list”
    4. tap Back
    5. tap the Me tab
    Which screen are you on now?
    (a) Edit photo (b) Friend list (c) Me (d) Lessons
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Chat tab
    4. open “Score card”
    5. tap the Chat tab
    Which screen are you on now?
    (a) Chat (b) Feed (c) Badges (d) Score card
  18. 18.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?
    (a) Search (b) Home (c) Badges (d) Edit photo
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. open “Help page”
    Which screen are you on now?
    (a) Lessons (b) Help page (c) Match report (d) Map
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap Back
    4. tap the Profile tab
    5. open “Score card”
    Which screen are you on now?
    (a) Score card (b) Home (c) Friend list (d) Search
  22. 22.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Badges”
    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 Lessons tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?
    (a) Match report (b) Me (c) Lessons (d) Quiz
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 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 Quiz tab
    4. open “Map”
    5. tap Back
    Which screen are you on now?
    (a) Quiz (b) Me (c) Map (d) Lessons
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Edit photo”
    Which screen are you on now?
    (a) Search (b) Edit photo (c) Home (d) Badges
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Badges”
    Which screen are you on now?
    (a) Badges (b) Feed (c) Chat (d) Settings
  29. 29.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) sits at the bottom
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. tap the Chat tab
    4. open “Help page”
    5. open “Help page”
    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. open “Friend list”
    2. open “Edit photo”
    3. tap the Profile tab
    4. open “Badges”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Edit photo”
    4. open “Match report”
    Which screen are you on now?
    (a) Home (b) Edit photo (c) Search (d) Match report
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    4. open “Match report”
    5. tap Back
    Which screen are you on now?
    (a) Settings (b) Map (c) Match report (d) Feed
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) sits at the bottom
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. open “Help page”
    4. tap Back
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap Back
    Which screen are you on now?
    (a) Badges (b) Home (c) Search (d) Map
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Match report”
    4. tap the Profile tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Score card”
    4. tap Back
    5. open “Video”
    Which screen are you on now?
    (a) Chat (b) Video (c) Score card (d) Feed

Answer key

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

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