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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 454 · 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.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. tap the Settings tab
    4. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Score card (d) Feed
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  6. 6.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) sits at the bottom (d) hides extra links
  7. 7.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Match report (b) Home (c) Search (d) Profile
  9. 9.🧭 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
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Feed (c) Video (d) Chat
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Friend list”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap the Me tab
    5. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Quiz (d) Match report
  13. 13.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) shows 3 to 5 icons
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Chat (c) Badges (d) Feed
  16. 16.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Badges”
    3. open “Edit photo”
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Score card (c) Edit photo (d) Badges
  18. 18.🧭 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 Search tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) the phone settings (d) that tab’s main screen
  20. 20.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. open “Map”
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Map (c) Badges (d) Lessons
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Search (b) Help page (c) Map (d) Home
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. open “Match report”
    4. tap Back
    5. tap the Lessons tab
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Match report (d) Lessons
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Home (d) Search
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Map”
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Map (c) Profile (d) Home
  26. 26.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) hides extra links
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Map (c) Home (d) Match report
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Lessons (d) Score card
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. open “Friend list”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  31. 31.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) shows 3 to 5 icons (d) switches main sections
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Edit photo (c) Help page (d) Feed
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    5. tap the Search tab
    Which screen are you on now?     (a) Help page (b) Match report (c) Home (d) Search
  34. 34.🧭 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 Home tab
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. open “Video”
    Which screen are you on now?     (a) Badges (b) Feed (c) Video (d) Chat
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  40. 40.Which of these is true of the back button? (a) shows 3 to 5 icons (b) sits at the bottom (c) hides extra links (d) goes to the last screen

Answer key

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

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