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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 455 · 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 “Friend list”
    2. open “Map”
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Map
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. tap the Profile tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Help page (c) Edit photo (d) Home
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Score card”
    3. open “Help page”
    4. tap the Home tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. open “Help page”
    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. open “Map”
    2. tap the Search tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) a random page (d) the last app used
  7. 7.🧭 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
  8. 8.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
  9. 9.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) opens a list of pages
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) switches main sections (d) goes to the last screen
  12. 12.🧭 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
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Home (c) Edit photo (d) Search
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    4. open “Match report”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  16. 16.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) shows 3 to 5 icons (d) switches main sections
  17. 17.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Edit photo
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Score card
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Match report (d) Lessons
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Map”
    Which screen are you on now?     (a) Lessons (b) Map (c) Quiz (d) Video
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Badges”
    4. open “Video”
    Which screen are you on now?     (a) Badges (b) Friend list (c) Feed (d) Video
  23. 23.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  24. 24.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. tap the Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Edit photo
  26. 26.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Badges”
    4. open “Video”
    5. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Video (c) Friend list (d) Score card
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Home tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 3 to 5 (d) 20
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Map”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Video
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Help page (c) Map (d) Edit photo
  33. 33.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  34. 34.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) sits at the bottom
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Friend list”
    4. tap Back
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Video”
    4. tap Back
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Profile tab
    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. tap the Chat tab
    2. open “Edit photo”
    3. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Edit photo (d) Settings
  39. 39.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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