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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 168 · 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.🧭 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
  2. 2.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  3. 3.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    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?
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) the phone settings (d) a random page
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. tap the Profile tab
    4. open “Score card”
    5. open “Friend list”
    Which screen are you on now?     (a) Map (b) Score card (c) Home (d) Friend list
  8. 8.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) hides extra links
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Edit photo (c) Quiz (d) Lessons
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap the Feed tab
    4. tap the Feed tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Badges (c) Lessons (d) Friend list
  14. 14.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 20 (d) 3 to 5
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    4. open “Map”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.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) opens a list of pages
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile
  18. 18.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Score card (c) Home (d) Edit photo
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Map (d) Home
  21. 21.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Edit photo”
    3. open “Help page”
    4. tap the Chat tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Help page”
    4. open “Help page”
    5. tap the Search tab
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Help page
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Help page (d) Search
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. tap the Profile tab
    4. tap the Profile tab
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Edit photo (d) Profile
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap Back
    4. open “Score card”
    5. tap the Me tab
    Which screen are you on now?     (a) Score card (b) Match report (c) Friend list (d) Me
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Badges (c) Me (d) Video
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Friend list”
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Friend list (d) Lessons
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap the Home tab
    4. tap the Search tab
    5. open “Score card”
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Score card
  32. 32.🧭 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
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. open “Video”
    5. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Video (c) Feed (d) Edit photo
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Chat (c) Score card (d) Feed
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. open “Score card”
    4. open “Video”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of the back button? (a) hides extra links (b) undoes one move (c) sits at the bottom (d) switches main sections
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Score card (b) Lessons (c) Quiz (d) Friend list
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. open “Friend list”
    4. open “Match report”
    Which screen are you on now?     (a) Home (b) Map (c) Friend list (d) Match report
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Badges”
    3. tap Back
    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.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Badges”
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Edit photo (d) Feed

Answer key

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

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