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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 375 · 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 “Help page”
    2. open “Score card”
    3. open “Score card”
    4. tap the Profile tab
    5. tap the Search tab
    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) hides extra links (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Match report”
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Match report (d) Chat
  4. 4.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) switches main sections (d) undoes one move
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Edit photo”
    4. tap the Chat tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Score card (d) Friend list
  9. 9.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  10. 10.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Help page (d) Lessons
  12. 12.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  13. 13.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Me (d) Quiz
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Edit photo”
    3. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Badges
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. open “Friend list”
    4. tap the Home tab
    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 “Friend list”
    2. tap the Home tab
    3. open “Help page”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. tap the Profile tab
    4. tap the Search tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Badges (c) Chat (d) Settings
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Search tab
    4. open “Score card”
    Which screen are you on now?     (a) Video (b) Home (c) Search (d) Score card
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  23. 23.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) switches main sections (d) goes to the last screen
  24. 24.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1
  25. 25.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) in the middle (d) inside a button
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. open “Video”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Settings (c) Chat (d) Feed
  28. 28.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Map
  30. 30.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Badges”
    3. open “Friend list”
    4. open “Map”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Friend list”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. open “Badges”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap Back
    4. tap the Settings tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Match report”
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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