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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 773 · 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) a menu button (b) a tab bar (c) the back button
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. open “Video”
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Video
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap Back
    4. tap the Me tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Score card
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Friend list”
    3. tap Back
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Lessons tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Lessons (d) Match report
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    4. open “Friend list”
    Which screen are you on now?     (a) Help page (b) Friend list (c) Search (d) Home
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Match report”
    4. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Help page (d) Match report
  10. 10.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) closes all apps (d) deletes the page
  11. 11.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) switches main sections (d) opens a list of pages
  12. 12.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 20 (c) 10 to 12 (d) 1
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. open “Help page”
    4. open “Badges”
    Which screen are you on now?     (a) Help page (b) Match report (c) Badges (d) Lessons
  14. 14.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Home tab
    4. open “Badges”
    Which screen are you on now?     (a) Match report (b) Home (c) Badges (d) Search
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Me (b) Match report (c) Lessons (d) Quiz
  18. 18.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  19. 19.Which of these is true of the back button? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) switches main sections
  20. 20.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) inside a button (d) nowhere
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Video”
    4. open “Score card”
    5. tap the Home tab
    Which screen are you on now?     (a) Map (b) Home (c) Score card (d) Video
  24. 24.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) opens a list of pages (d) hides extra links
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. open “Help page”
    4. open “Friend list”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Score card”
    4. tap the Profile tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Settings tab
    4. tap the Settings tab
    5. open “Edit photo”
    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) goes to the last screen (b) opens a list of pages (c) hides extra links (d) sits at the bottom
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Badges
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Match report”
    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 “Badges”
    2. open “Help page”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 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
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Friend list (d) Search
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. tap the Quiz tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Lessons (d) Quiz
  36. 36.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Match report (d) Home
  38. 38.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) hides extra links (d) undoes one move
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Help page”
    4. open “Help page”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Edit photo (b) Video (c) Help page (d) Quiz
  40. 40.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar

Answer key

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

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