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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 414 · 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 “Match report”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap the Lessons tab
    5. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Match report (d) Quiz
  2. 2.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) nowhere (d) inside a button
  3. 3.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) hides extra links (d) undoes one move
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Friend list (c) Match report (d) Feed
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Help page”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) goes to the last screen (d) shows 3 to 5 icons
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Video”
    4. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Video (d) Lessons
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  11. 11.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) closes all apps (d) deletes the page
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    4. open “Edit photo”
    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 “Score card”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  15. 15.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) shows 3 to 5 icons (d) hides extra links
  16. 16.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  17. 17.Which of these is true of a menu button? (a) switches main sections (b) undoes one move (c) goes to the last screen (d) hides extra links
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Badges”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Lessons (d) Badges
  19. 19.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. open “Score card”
    4. open “Badges”
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Map (d) Score card
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. tap the Settings tab
    4. open “Match report”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Friend list (d) Lessons
  23. 23.🧭 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 “Score card”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  26. 26.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Map”
    3. tap the Quiz tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Video (b) Lessons (c) Map (d) Quiz
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Home (d) Search
  29. 29.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  30. 30.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  31. 31.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) the phone settings (d) that tab’s main screen
  32. 32.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Friend list”
    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?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Video”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Friend list”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Friend list
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Map (c) Badges (d) Friend list
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. tap the Search tab
    4. open “Badges”
    5. open “Match report”
    Which screen are you on now?     (a) Search (b) Badges (c) Home (d) Match report
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap Back
    4. tap the Feed tab
    5. open “Badges”
    Which screen are you on now?     (a) Feed (b) Badges (c) Help page (d) Chat
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Score card”
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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