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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 595 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    4. tap the Me tab
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Lessons (d) Me
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap Back
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Score card
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. tap the Chat 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. tap the Profile tab
    2. tap the Home tab
    3. open “Badges”
    4. tap the Search tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  6. 6.Which of these is true of a menu button? (a) goes to the last screen (b) shows 3 to 5 icons (c) sits at the bottom (d) opens a list of pages
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  9. 9.🧭 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
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. open “Edit photo”
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Score card (c) Lessons (d) Edit photo
  11. 11.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the last app used (d) the phone settings
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Match report”
    4. open “Badges”
    5. tap the Profile tab
    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 “Edit photo”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Edit photo (d) Search
  14. 14.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) undoes one move
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Search tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Help page
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Help page”
    3. tap the Profile tab
    4. tap the Search tab
    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 “Friend list”
    2. tap the Me tab
    3. open “Video”
    4. open “Video”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Friend list (c) Settings (d) Match report
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Settings tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Badges”
    4. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Badges (c) Lessons (d) Help page
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) hides extra links (d) goes to the last screen
  23. 23.🧭 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. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap the Me tab
    4. open “Map”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Map (d) Video
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Me tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  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 Quiz tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Help page”
    Which screen are you on now?     (a) Match report (b) Help page (c) Lessons (d) Quiz
  29. 29.Which of these is true of a tab bar? (a) hides extra links (b) switches main sections (c) goes to the last screen (d) undoes one move
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Match report (d) Video
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. tap the Settings tab
    Which screen are you on now?     (a) Friend list (b) Help page (c) Settings (d) Feed
  32. 32.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Match report
  34. 34.🧭 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
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Help page
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Settings (c) Chat (d) Feed
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Match report (c) Home (d) Search
  38. 38.🧭 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 Feed tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Badges”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Search (b) Badges (c) Friend list (d) Home

Answer key

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

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