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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 315 · 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.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  2. 2.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  3. 3.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) goes to the last screen (d) undoes one move
  4. 4.🧭 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
  5. 5.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) switches main sections
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. tap the Settings tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Badges (d) Settings
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Edit photo”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Match report
  9. 9.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) in the middle (d) inside a button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. open “Video”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Edit photo
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap the Profile tab
    5. open “Score card”
    Which screen are you on now?     (a) Friend list (b) Home (c) Score card (d) Map
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Profile tab
    4. open “Video”
    Which screen are you on now?     (a) Search (b) Home (c) Video (d) Badges
  14. 14.🧭 Why should every screen show where you are? (a) to use more battery (b) so users do not get lost (c) to hide the menu (d) to look busy
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    4. tap the Search tab
    5. open “Match report”
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Help page
  16. 16.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  17. 17.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) goes to the last screen (c) opens a list of pages (d) switches main sections
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. tap the Profile tab
    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. tap the Profile tab
    2. open “Edit photo”
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Edit photo
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Friend list (d) Chat
  21. 21.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) shows 3 to 5 icons (d) switches main sections
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap the Lessons tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Edit photo (d) Video
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Match report (d) Help page
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Friend list”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Friend list
  25. 25.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap the Profile tab
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Friend list
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap the Me tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Lessons (c) Me (d) Friend list
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of a tab bar? (a) undoes one move (b) switches main sections (c) goes to the last screen (d) opens a list of pages
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Score card”
    Which screen are you on now?     (a) Search (b) Video (c) Home (d) Score card
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Friend list
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. open “Edit photo”
    4. open “Score card”
    Which screen are you on now?     (a) Video (b) Edit photo (c) Feed (d) Score card
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Search tab
    4. tap the Profile 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 “Friend list”
    2. open “Badges”
    3. tap the Search tab
    4. open “Help page”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 3 to 5 (d) 20
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Badges”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Badges (b) Me (c) Lessons (d) Quiz
  37. 37.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  38. 38.🧭 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. tap the Settings tab
    5. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Score card (d) Feed
  39. 39.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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