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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 799 · 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. tap the Me tab
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. open “Friend list”
    4. tap Back
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Quiz (d) Me
  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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Quiz tab
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons
  5. 5.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Map”
    3. tap the Feed tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Map
  7. 7.Which of these is true of the back button? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  8. 8.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  9. 9.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) opens a list of pages
  10. 10.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) sits at the bottom (d) undoes one move
  11. 11.🧭 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
  12. 12.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  13. 13.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) inside a button (d) nowhere
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Profile tab
    4. open “Badges”
    Which screen are you on now?     (a) Home (b) Badges (c) Search (d) Score card
  15. 15.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Map
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Match report”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Match report (b) Me (c) Lessons (d) Quiz
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. open “Score card”
    Which screen are you on now?     (a) Help page (b) Lessons (c) Score card (d) Quiz
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. tap the Settings tab
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Chat (c) Settings (d) Feed
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    4. tap the Quiz tab
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Map (c) Lessons (d) Quiz
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap the Profile tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Profile (d) Search
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Match report”
    5. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Match report
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Lessons (c) Edit photo (d) Quiz
  26. 26.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) sits at the bottom
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Settings (b) Feed (c) Edit photo (d) Chat
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Friend list”
    4. tap the Feed tab
    Which screen are you on now?     (a) Friend list (b) Settings (c) Chat (d) Feed
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Friend list (d) Edit photo
  32. 32.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) goes to the last screen
  33. 33.🧭 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”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 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?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Badges”
    4. tap the Chat tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 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
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Help page”
    3. open “Map”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. tap the Home tab
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Map (b) Profile (c) Search (d) Home
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Home tab
    4. open “Help page”
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Map (c) Help page (d) Score card
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap the Chat tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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