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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 764 · 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.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) that tab’s main screen (d) the phone settings
  2. 2.🧭 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 Back
    5. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Map (c) Lessons (d) Badges
  3. 3.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) switches main sections
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  6. 6.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) switches main sections
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Help page (d) Score card
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Badges (c) Match report (d) Friend list
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Badges”
    4. 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. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Badges”
    4. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Quiz (d) Edit photo
  11. 11.Which of these is true of a menu button? (a) hides extra links (b) shows 3 to 5 icons (c) goes to the last screen (d) undoes one move
  12. 12.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) in the middle (d) at the bottom
  13. 13.Which of these is true of a tab bar? (a) sits at the bottom (b) undoes one move (c) hides extra links (d) goes to the last screen
  14. 14.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap Back
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Settings (c) Feed (d) Chat
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    4. tap the Home tab
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Video (d) Profile
  19. 19.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 10 to 12 (d) 20
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. open “Match report”
    4. tap the Search tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Me tab
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. open “Friend list”
    Which screen are you on now?     (a) Help page (b) Map (c) Friend list (d) Home
  23. 23.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) shows 3 to 5 icons (d) goes to the last screen
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Edit photo (c) Profile (d) Search
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Video”
    5. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Video (c) Quiz (d) Score card
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Profile (b) Help page (c) Badges (d) Home
  27. 27.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) switches main sections (c) undoes one move (d) opens a list of pages
  28. 28.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  29. 29.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  30. 30.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Badges”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap the Search tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Home tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Search (b) Badges (c) Match report (d) Home
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Badges
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Match report”
    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. tap the Profile tab
    2. open “Map”
    3. tap the Home tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Edit photo
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Map (b) Home (c) Score card (d) Video
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Edit photo”
    4. tap the Profile tab
    5. tap the Home tab
    Which screen are you on now?     (a) Map (b) Search (c) Edit photo (d) Home

Answer key

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

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