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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 490 · 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 “Score card”
    2. open “Map”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Feed (c) Edit photo (d) Score card
  2. 2.Which of these is true of the back button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) undoes one move
  3. 3.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) goes to the last screen (d) shows 3 to 5 icons
  4. 4.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  5. 5.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  6. 6.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) opens a list of pages (d) sits at the bottom
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. tap the Quiz tab
    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. open “Match report”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Match report (b) Video (c) Profile (d) Home
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap Back
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Score card”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Edit photo (b) Me (c) Quiz (d) Lessons
  13. 13.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap the Search 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 “Edit photo”
    2. tap Back
    3. open “Match report”
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Edit photo (d) Map
  16. 16.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  19. 19.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap Back
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 20 (d) 3 to 5
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. open “Match report”
    4. open “Score card”
    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 “Help page”
    2. tap the Home tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Quiz tab
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Me (d) Quiz
  25. 25.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Score card”
    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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    4. tap the Settings tab
    Which screen are you on now?     (a) Help page (b) Score card (c) Feed (d) Settings
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Map
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  33. 33.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) switches main sections (d) undoes one move
  34. 34.🧭 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
    4. open “Map”
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Map
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Profile (c) Video (d) Home
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    4. open “Video”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Badges (c) Feed (d) Chat
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap the Profile tab
    Which screen are you on now?     (a) Map (b) Home (c) Score card (d) Profile
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Profile (c) Home (d) Search

Answer key

  1. Edit photo
  2. undoes one move
  3. shows 3 to 5 icons
  4. a menu button
  5. a menu button
  6. sits at the bottom
  7. 0
  8. Profile
  9. 0
  10. the back button
  11. 2
  12. Lessons
  13. a tab bar
  14. 0
  15. Match report
  16. at the bottom
  17. 0
  18. that tab’s main screen
  19. goes to the last screen
  20. 0
  21. 3 to 5
  22. 3
  23. 1
  24. Me
  25. opens a list of pages
  26. 1
  27. Settings
  28. 0
  29. Search
  30. 0
  31. 2
  32. a tab bar
  33. switches main sections
  34. Map
  35. Video
  36. 3
  37. Score card
  38. 3
  39. Profile
  40. Friend list

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