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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 525 · 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 Profile tab
    2. tap the Profile tab
    3. open “Edit photo”
    4. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Search (d) Badges
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap the Settings tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Match report (c) Settings (d) Friend list
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) to hide the menu (d) so users do not get lost
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. open “Map”
    4. open “Score card”
    Which screen are you on now?     (a) Home (b) Map (c) Help page (d) Score card
  6. 6.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) undoes one move
  7. 7.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) switches main sections (d) shows 3 to 5 icons
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    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. open “Friend list”
    2. open “Video”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Video (d) Edit photo
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Match report”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Video”
    4. tap the Feed tab
    5. open “Score card”
    Which screen are you on now?     (a) Video (b) Score card (c) Feed (d) Help page
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Feed tab
    4. tap the Settings tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  16. 16.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  17. 17.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  18. 18.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Help page”
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Help page
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. tap the Home tab
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of the back button? (a) goes to the last screen (b) hides extra links (c) switches main sections (d) sits at the bottom
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Edit photo
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) goes to the last screen
  27. 27.🧭 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
  28. 28.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) nowhere (d) at the bottom
  29. 29.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) goes to the last screen
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap the Profile tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Help page”
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Map (b) Help page (c) Match report (d) Lessons
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. tap the Chat tab
    4. open “Badges”
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Badges
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Feed tab
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Home (b) Video (c) Match report (d) Search
  37. 37.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Friend list”
    4. open “Match report”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.Which of these is true of the back button? (a) undoes one move (b) hides extra links (c) sits at the bottom (d) shows 3 to 5 icons
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Chat tab
    4. open “Score card”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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