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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 445 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Video”
    3. tap the Feed tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Search (c) Badges (d) Home
  4. 4.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
  5. 5.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) opens a list of pages (d) undoes one move
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Video (b) Score card (c) Feed (d) Chat
  7. 7.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) shows 3 to 5 icons (d) hides extra links
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Search (d) Home
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Match report (b) Search (c) Home (d) Edit photo
  11. 11.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) in the middle (d) inside a button
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Match report”
    3. open “Friend list”
    Which screen are you on now?     (a) Map (b) Feed (c) Match report (d) Friend list
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Badges”
    4. open “Match report”
    Which screen are you on now?     (a) Chat (b) Feed (c) Match report (d) Badges
  19. 19.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) opens a list of pages (d) shows 3 to 5 icons
  20. 20.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Video”
    4. open “Badges”
    5. tap the Chat tab
    Which screen are you on now?     (a) Map (b) Chat (c) Badges (d) Video
  22. 22.🧭 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 Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Badges
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap the Lessons tab
    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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Match report”
    Which screen are you on now?     (a) Feed (b) Chat (c) Score card (d) Match report
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap Back
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Score card (c) Home (d) Badges
  28. 28.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  29. 29.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Badges”
    4. open “Badges”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the phone settings (d) the last app used
  32. 32.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) undoes one move
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. open “Edit photo”
    4. open “Badges”
    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. open “Edit photo”
    2. tap the Profile tab
    3. open “Match report”
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Friend list (c) Home (d) Edit photo
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Score card”
    4. open “Badges”
    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 “Match report”
    2. open “Score card”
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Help page”
    3. tap the Me tab
    4. open “Badges”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Badges (c) Lessons (d) Help page
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. tap the Me tab
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button

Answer key

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

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