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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 177 · 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 “Video”
    2. tap the Profile tab
    3. open “Friend list”
    4. tap the Home tab
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Friend list (c) Video (d) Search
  2. 2.Which of these is true of a menu button? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) undoes one move
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Help page”
    4. open “Help page”
    5. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Home (c) Friend list (d) Help page
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Settings tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. tap the Profile tab
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Friend list (c) Home (d) Profile
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Video”
    4. tap the Me tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) sits at the bottom (d) undoes one move
  11. 11.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) nowhere (d) in the middle
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. tap the Profile tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Search (d) Profile
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Me (c) Match report (d) Quiz
  15. 15.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Video”
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  19. 19.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
  20. 20.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  21. 21.🧭 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
  22. 22.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  23. 23.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) sits at the bottom (d) opens a list of pages
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Profile tab
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Badges (d) Edit photo
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 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 “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) to hide the menu (d) so users do not get lost
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap the Me tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Badges (b) Help page (c) Lessons (d) Quiz
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Home (d) Score card
  30. 30.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Help page”
    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 “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    5. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Help page (d) Video
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. open “Match report”
    4. tap the Chat tab
    5. open “Friend list”
    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. open “Edit photo”
    3. open “Video”
    4. tap the Home tab
    5. open “Video”
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Video (d) Home
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Match report (d) Me
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. tap the Profile tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Search (c) Help page (d) Home
  37. 37.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    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. tap the Profile tab
    3. open “Video”
    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 “Video”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Profile (c) Search (d) Home

Answer key

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

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