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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 248 · 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 “Badges”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) shows 3 to 5 icons
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) opens settings (d) deletes the page
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) switches main sections
  7. 7.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Match report”
    4. tap Back
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Match report”
    4. 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. tap the Lessons tab
    2. open “Match report”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) the last app used (d) a random page
  13. 13.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 10 to 12 (c) 3 to 5 (d) 1
  14. 14.Which of these is true of a menu button? (a) opens a list of pages (b) goes to the last screen (c) shows 3 to 5 icons (d) sits at the bottom
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Settings (c) Chat (d) Feed
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Friend list (c) Home (d) Edit photo
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Score card (b) Search (c) Edit photo (d) Home
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Match report (b) Me (c) Quiz (d) Lessons
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    4. tap the Feed tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Edit photo (d) Settings
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Score card (d) Edit photo
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Match report”
    4. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Chat (c) Feed (d) Edit photo
  23. 23.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
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. open “Edit photo”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Badges (d) Edit photo
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Video”
    4. tap the Profile tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap the Lessons tab
    4. open “Video”
    5. tap Back
    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. tap the Home tab
    2. open “Score card”
    3. tap the Search tab
    Which screen are you on now?     (a) Search (b) Profile (c) Score card (d) Home
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) sits at the bottom
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Profile
  32. 32.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) sits at the bottom
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. open “Video”
    5. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Home (d) Video
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Me tab
    4. tap the Lessons tab
    5. open “Score card”
    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 “Badges”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Search (d) Badges
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap Back
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Video (c) Profile (d) Home
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Match report (d) Lessons
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Map”
    4. tap the Profile tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Quiz tab
    4. open “Edit photo”
    5. tap the Me tab
    Which screen are you on now?     (a) Edit photo (b) Video (c) Me (d) Friend list

Answer key

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

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