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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 195 · 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 “Map”
    2. open “Match report”
    3. tap the Profile tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) sits at the bottom (d) goes to the last screen
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Match report (b) Chat (c) Map (d) Feed
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Edit photo (b) Search (c) Profile (d) Home
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. tap the Home tab
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Friend list
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Help page”
    Which screen are you on now?     (a) Badges (b) Quiz (c) Help page (d) Lessons
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. tap the Feed tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) undoes one move (d) shows 3 to 5 icons
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap the Feed tab
    4. tap the Settings tab
    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. open “Map”
    2. tap the Lessons tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Chat tab
    4. open “Edit photo”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. open “Match report”
    5. 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. open “Score card”
    2. tap Back
    3. tap the Quiz tab
    4. tap the Lessons tab
    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 Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. tap the Quiz tab
    4. open “Help page”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Help page (b) Lessons (c) Quiz (d) Video
  21. 21.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. tap Back
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Lessons tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) a random page (d) the phone settings
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. open “Help page”
    4. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Feed (c) Help page (d) Friend list
  26. 26.🧭 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) Score card (b) Home (c) Search (d) Profile
  27. 27.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Match report (c) Me (d) Lessons
  29. 29.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) at the bottom (d) inside a button
  30. 30.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) opens a list of pages
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Score card”
    3. tap Back
    4. open “Score card”
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. open “Friend list”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Home (d) Search
  34. 34.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Map”
    4. open “Badges”
    5. open “Badges”
    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 “Help page”
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now?     (a) Search (b) Home (c) Badges (d) Help page
  37. 37.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Map”
    4. open “Friend list”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap the Home tab
    4. open “Match report”
    5. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Score card (c) Match report (d) Edit photo
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Match report

Answer key

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

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