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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 516 · 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 “Help page”
    2. tap the Profile tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Map (d) Help page
  4. 4.Which of these is true of a menu button? (a) opens a list of pages (b) goes to the last screen (c) switches main sections (d) undoes one move
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) the last app used (d) a random page
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Score card”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Score card (c) Edit photo (d) Lessons
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Score card (b) Profile (c) Search (d) Home
  10. 10.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) inside a button (d) in the middle
  11. 11.🧭 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”
    Which screen are you on now?     (a) Search (b) Profile (c) Match report (d) Home
  12. 12.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) to look busy (d) so users do not get lost
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Friend list”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Friend list (c) Feed (d) Chat
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Friend list”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Help page”
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Home tab
    4. open “Edit photo”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Lessons (c) Quiz (d) Me
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Feed 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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Score card”
    4. open “Help page”
    Which screen are you on now?     (a) Feed (b) Score card (c) Chat (d) Help page
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Friend list”
    3. open “Map”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) sits at the bottom (d) shows 3 to 5 icons
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Friend list”
    4. tap the Feed tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Friend list (c) Map (d) Chat
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Profile tab
    4. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Edit photo (d) Home
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. open “Video”
    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 “Edit photo”
    2. open “Badges”
    3. tap Back
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) switches main sections (d) hides extra links
  28. 28.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. open “Score card”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Score card (b) Video (c) Feed (d) Edit photo
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Chat (c) Feed (d) Help page
  31. 31.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Match report”
    4. tap Back
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap the Search tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Match report (d) Map
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Map
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Score card (b) Feed (c) Map (d) Settings
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Search (c) Score card (d) Edit photo
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Badges”
    3. tap the Lessons tab
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Quiz (d) Map
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Match report”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Edit photo (d) Match report
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    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?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Score card (d) Chat

Answer key

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

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