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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 389 · 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 “Match report”
    2. open “Match report”
    3. tap the Profile tab
    4. open “Video”
    5. open “Video”
    Which screen are you on now?     (a) Home (b) Search (c) Video (d) Match report
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Edit photo”
    4. open “Friend list”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Help page (c) Edit photo (d) Feed
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Profile
  9. 9.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  10. 10.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Home tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  13. 13.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) nowhere (d) at the bottom
  14. 14.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  15. 15.Which of these is true of a tab bar? (a) hides extra links (b) switches main sections (c) goes to the last screen (d) opens a list of pages
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Friend list”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Map (b) Friend list (c) Quiz (d) Lessons
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Quiz (c) Me (d) Lessons
  18. 18.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) that tab’s main screen (d) the phone settings
  19. 19.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) sits at the bottom (d) opens a list of pages
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Match report (c) Search (d) Home
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Feed (b) Chat (c) Match report (d) Friend list
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Feed (c) Video (d) Chat
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Help page”
    4. open “Match report”
    5. tap the Search tab
    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. tap the Search tab
    2. open “Video”
    3. tap Back
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Map”
    Which screen are you on now?     (a) Chat (b) Badges (c) Feed (d) Map
  26. 26.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) opens a list of pages (d) sits at the bottom
  27. 27.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Search (c) Badges (d) Home
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. open “Video”
    4. open “Score card”
    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 “Match report”
    2. open “Match report”
    3. open “Friend list”
    4. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Friend list (d) Chat
  31. 31.Which of these is true of the back button? (a) opens a list of pages (b) sits at the bottom (c) shows 3 to 5 icons (d) undoes one move
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. tap the Home tab
    4. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Profile
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    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 “Badges”
    2. tap the Profile tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Profile (b) Badges (c) Map (d) Home
  35. 35.🧭 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
    Which screen are you on now?     (a) Chat (b) Settings (c) Feed
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Badges (c) Map (d) Feed
  37. 37.Which of these is true of a menu button? (a) goes to the last screen (b) undoes one move (c) sits at the bottom (d) hides extra links
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap the Home tab
    4. open “Map”
    5. open “Friend list”
    Which screen are you on now?     (a) Map (b) Home (c) Badges (d) Friend list
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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