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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 789 · 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. open “Badges”
    2. open “Map”
    3. tap the Lessons tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    4. open “Help page”
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Home (c) Help page (d) Badges
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Badges”
    3. open “Match report”
    Which screen are you on now?     (a) Badges (b) Match report (c) Home (d) Map
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) sits at the bottom
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Lessons tab
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. open “Video”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  10. 10.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) opens a list of pages
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Friend list”
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Friend list (c) Match report (d) Lessons
  12. 12.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to use more battery (d) to look busy
  13. 13.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 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
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Profile (c) Friend list (d) Home
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Edit photo
  18. 18.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) switches main sections (d) undoes one move
  19. 19.Which of these is true of the back button? (a) goes to the last screen (b) shows 3 to 5 icons (c) switches main sections (d) sits at the bottom
  20. 20.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. open “Video”
    Which screen are you on now?     (a) Feed (b) Score card (c) Chat (d) Video
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    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) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  24. 24.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) sits at the bottom (d) undoes one move
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. tap Back
    4. tap the Search tab
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Match report (c) Friend list (d) Search
  26. 26.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  27. 27.Which of these is true of a tab bar? (a) undoes one move (b) switches main sections (c) goes to the last screen (d) hides extra links
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Video”
    4. tap the Lessons tab
    5. open “Help page”
    Which screen are you on now?     (a) Video (b) Lessons (c) Help page (d) Friend list
  29. 29.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) in the middle (d) at the bottom
  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 Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Map
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Me 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 “Friend list”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. open “Map”
    4. tap the Quiz tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap the Profile tab
    Which screen are you on now?     (a) Video (b) Home (c) Score card (d) Profile
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Map
  38. 38.🧭 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 Settings tab
    4. open “Friend list”
    5. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Friend list
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. tap the Search tab
    4. open “Friend list”
    5. open “Help page”
    Which screen are you on now?     (a) Home (b) Help page (c) Friend list (d) Match report
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Chat (b) Friend list (c) Score card (d) Feed

Answer key

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

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