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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 532 · 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. open “Video”
    2. tap the Search tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. open “Score card”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of the back button? (a) hides extra links (b) sits at the bottom (c) shows 3 to 5 icons (d) undoes one move
  4. 4.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) opens a list of pages (c) switches main sections (d) undoes one move
  5. 5.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. tap the Me tab
    4. open “Help page”
    5. open “Video”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Lessons (d) Video
  7. 7.🧭 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
  8. 8.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. open “Help page”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
  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.🧭 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 Lessons tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Quiz (d) Me
  14. 14.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Profile
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Video”
    4. open “Score card”
    5. tap Back
    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 “Edit photo”
    2. open “Match report”
    3. tap the Settings tab
    4. tap the Feed tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Help page (c) Profile (d) Score card
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Friend list”
    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 “Edit photo”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Match report (d) Edit photo
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Edit photo (d) Help page
  23. 23.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) opens settings (d) closes all apps
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.Which of these is true of a menu button? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) switches main sections
  26. 26.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  27. 27.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Map (d) Friend list
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. tap Back
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Help page”
    4. open “Map”
    5. open “Map”
    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. tap Back
    3. tap the Home 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. tap the Home tab
    2. tap the Search tab
    3. open “Score card”
    4. open “Map”
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Map
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Help page
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Settings tab
    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 “Score card”
    2. tap the Profile tab
    3. open “Match report”
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Score card (d) Search
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Settings (c) Friend list (d) Chat
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Badges (d) Search

Answer key

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

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