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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 361 · 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 “Map”
    2. tap the Lessons tab
    3. open “Badges”
    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 “Score card”
    3. tap Back
    4. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Score card (c) Me (d) Lessons
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Home tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap the Search tab
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
  6. 6.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Me tab
    Which screen are you on now?     (a) Me (b) Quiz (c) Lessons (d) Friend list
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Help page”
    4. open “Friend list”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. open “Badges”
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Badges (d) Help page
  11. 11.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to look busy (d) to use more battery
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Search (c) Profile (d) Home
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons (d) Match report
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Badges (c) Friend list (d) Lessons
  16. 16.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Friend list (c) Chat (d) Score card
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  20. 20.🧭 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. open “Edit photo”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Lessons (d) Me
  21. 21.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  22. 22.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) that tab’s main screen (d) the phone settings
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Edit photo”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Badges”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Score card”
    4. tap Back
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) shows 3 to 5 icons (d) undoes one move
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Match report (c) Feed (d) Settings
  28. 28.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) hides extra links (d) sits at the bottom
  29. 29.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) shows 3 to 5 icons
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Video”
    4. tap Back
    5. tap Back
    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 Search tab
    2. tap the Profile tab
    3. open “Badges”
    Which screen are you on now?     (a) Profile (b) Badges (c) Search (d) Home
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    4. open “Match report”
    5. open “Video”
    Which screen are you on now?     (a) Map (b) Match report (c) Video (d) Feed
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Feed tab
    4. open “Video”
    5. tap the Feed tab
    Which screen are you on now?     (a) Friend list (b) Chat (c) Video (d) Feed
  37. 37.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) switches main sections (d) hides extra links
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Edit photo
  39. 39.Which of these is true of a menu button? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Help page”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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