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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 372 · 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.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  2. 2.Which of these is true of a tab bar? (a) undoes one move (b) switches main sections (c) hides extra links (d) goes to the last screen
  3. 3.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) opens a list of pages (d) switches main sections
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. open “Help page”
    4. open “Edit photo”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  6. 6.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Map
  8. 8.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Edit photo”
    4. tap the Search tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Edit photo”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Score card (d) Help page
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. open “Score card”
    5. tap the Feed tab
    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) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  13. 13.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  14. 14.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Search tab
    4. open “Edit photo”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap the Me tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of the back button? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) hides extra links
  19. 19.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) nowhere (d) in the middle
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. open “Edit photo”
    4. tap the Settings tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Video (c) Home (d) Map
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. open “Badges”
    4. open “Help page”
    5. open “Friend list”
    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. tap the Home tab
    2. open “Badges”
    3. open “Friend list”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Badges
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Match report (b) Video (c) Home (d) Search
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Badges”
    4. open “Edit photo”
    5. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Match report (c) Edit photo (d) Badges
  26. 26.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  27. 27.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  28. 28.🧭 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?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Score card (c) Chat (d) Feed
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Badges (d) Settings
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Score card”
    4. 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. open “Match report”
    2. tap the Profile 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?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. tap the Lessons tab
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Lessons (d) Match report
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Score card
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Me (c) Score card (d) Quiz
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. open “Badges”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Quiz (d) Badges
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. open “Match report”
    5. tap the Profile tab
    Which screen are you on now?     (a) Badges (b) Score card (c) Profile (d) Match report
  38. 38.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    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 “Friend list”
    2. tap the Search tab
    3. open “Score card”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Score card

Answer key

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

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