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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 198 · 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 Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Friend list (c) Profile (d) Search
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. tap the Search tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap Back
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  6. 6.🧭 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) Home (b) Search (c) Video (d) Badges
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. tap Back
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.Which of these is true of a menu button? (a) switches main sections (b) shows 3 to 5 icons (c) sits at the bottom (d) opens a list of pages
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Score card”
    4. open “Score card”
    5. open “Badges”
    Which screen are you on now?     (a) Chat (b) Badges (c) Feed (d) Score card
  10. 10.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  13. 13.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Score card”
    3. tap Back
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Badges”
    3. tap the Lessons tab
    4. open “Match report”
    Which screen are you on now?     (a) Score card (b) Match report (c) Lessons (d) Badges
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Match report”
    4. open “Help page”
    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. open “Badges”
    2. open “Badges”
    3. tap the Settings tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) that tab’s main screen (d) the last app used
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Help page”
    4. tap Back
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) opens settings (d) closes all apps
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Feed (d) Video
  24. 24.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) switches main sections
  25. 25.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Video
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Badges”
    4. open “Video”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Profile tab
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Home (d) Score card
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Friend list (c) Feed (d) Video
  30. 30.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
  31. 31.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (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 the Lessons tab
    3. tap the Lessons tab
    4. open “Edit photo”
    5. 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 Profile tab
    2. open “Match report”
    3. tap the Home tab
    4. open “Badges”
    5. open “Badges”
    Which screen are you on now?     (a) Match report (b) Home (c) Search (d) Badges
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    4. tap Back
    5. open “Badges”
    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. open “Match report”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) shows 3 to 5 icons
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Score card”
    Which screen are you on now?     (a) Badges (b) Search (c) Home (d) Score card
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Map”
    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 Feed tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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