← Navigation: tabs and the back button lesson New set →

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 267 · 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.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  5. 5.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. open “Video”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Video (c) Lessons (d) Help page
  7. 7.🧭 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
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Map”
    4. open “Video”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) sits at the bottom (d) hides extra links
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    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?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Match report (d) Search
  12. 12.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  13. 13.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) shows 3 to 5 icons (d) goes to the last screen
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Match report”
    3. open “Video”
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Badges”
    3. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Badges (d) Match report
  16. 16.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  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. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of the back button? (a) undoes one move (b) opens a list of pages (c) switches main sections (d) sits at the bottom
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Badges”
    4. tap the Home tab
    5. open “Help page”
    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. open “Match report”
    2. open “Badges”
    3. open “Friend list”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) shows 3 to 5 icons (d) hides extra links
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. open “Friend list”
    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 Back
    3. open “Edit photo”
    4. tap the Home tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Match report”
    3. tap the Chat tab
    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 “Video”
    2. open “Video”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Badges (c) Quiz (d) Me
  27. 27.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Quiz (d) Me
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, 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) Home (d) Search
  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. tap the Quiz tab
    2. open “Badges”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Video”
    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 “Edit photo”
    2. open “Badges”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Chat (d) Feed
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Friend list
  35. 35.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Map (c) Chat (d) Feed
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Badges”
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Badges (c) Lessons (d) Quiz
  38. 38.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) shows 3 to 5 icons (d) goes to the last screen
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 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

Answer key

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

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students