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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 213 · 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.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  2. 2.Which of these is true of a menu button? (a) hides extra links (b) goes to the last screen (c) sits at the bottom (d) shows 3 to 5 icons
  3. 3.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. tap the Chat tab
    5. open “Score card”
    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 “Video”
    2. tap the Feed tab
    3. open “Match report”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Video (d) Chat
  7. 7.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. open “Friend list”
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Match report (c) Feed (d) Score card
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. open “Help page”
    5. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Search (c) Edit photo (d) Help page
  11. 11.Which of these is true of a tab bar? (a) goes to the last screen (b) sits at the bottom (c) opens a list of pages (d) undoes one move
  12. 12.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  13. 13.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) that tab’s main screen (d) the phone settings
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. open “Map”
    4. tap the Me tab
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Badges”
    4. tap Back
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Edit photo (d) Score card
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Quiz (c) Lessons (d) Help page
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap the Profile tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 3 to 5 (d) 20
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Feed (b) Chat (c) Video (d) Score card
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Map (d) Video
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    5. open “Edit photo”
    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 “Map”
    2. open “Match report”
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Video”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Lessons (d) Video
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Friend list (c) Search (d) Profile
  31. 31.🧭 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 “Edit photo”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat
  34. 34.Which of these is true of the back button? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) sits at the bottom
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Friend list”
    3. 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 “Badges”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Match report (c) Lessons (d) Quiz
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Settings (b) Feed (c) Match report (d) Chat
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    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?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. open “Help page”
    4. open “Edit photo”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Help page (d) Lessons
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. open “Score card”
    4. open “Score card”
    Which screen are you on now?     (a) Quiz (b) Match report (c) Score card (d) Lessons

Answer key

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

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