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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 52 · 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. tap the Search tab
    2. open “Map”
    3. tap Back
    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. open “Video”
    2. open “Badges”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Video (b) Badges (c) Search (d) Home
  3. 3.🧭 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
  4. 4.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Chat tab
    4. open “Map”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Help page”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) switches main sections
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. tap the Settings tab
    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. open “Map”
    2. open “Badges”
    3. tap the Profile tab
    4. tap the Home tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Home (c) Badges (d) Edit photo
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Score card”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap the Search tab
    5. tap the Home tab
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Home (d) Search
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. open “Match report”
    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. tap the Profile tab
    2. open “Match report”
    3. open “Video”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Home (c) Video (d) Search
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Match report
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap Back
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) so users do not get lost (d) to look busy
  17. 17.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. tap the Home tab
    4. open “Match report”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Quiz tab
    3. open “Video”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Badges
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Match report”
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Match report (c) Friend list (d) Lessons
  24. 24.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Profile
  26. 26.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) a random page (d) the phone settings
  29. 29.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 3 to 5 (d) 20
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Edit photo”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. tap the Search tab
    4. open “Badges”
    5. open “Video”
    Which screen are you on now?     (a) Home (b) Video (c) Map (d) Badges
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Feed tab
    4. open “Badges”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. open “Match report”
    4. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Match report (c) Feed (d) Badges
  39. 39.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) switches main sections
  40. 40.Which of these is true of a menu button? (a) undoes one move (b) sits at the bottom (c) switches main sections (d) opens a list of pages

Answer key

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

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