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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 720 · 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 “Match report”
    2. tap Back
    3. tap the Settings tab
    4. open “Match report”
    Which screen are you on now?     (a) Settings (b) Chat (c) Match report (d) Feed
  2. 2.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Score card”
    5. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Map (d) Score card
  4. 4.Which of these is true of the back button? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Badges (d) Home
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. tap the Chat tab
    4. tap the Feed tab
    5. open “Match report”
    Which screen are you on now?     (a) Chat (b) Match report (c) Help page (d) Feed
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. tap the Feed tab
    4. tap the Settings tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 20 (d) 10 to 12
  9. 9.Which of these is true of a tab bar? (a) sits at the bottom (b) hides extra links (c) undoes one move (d) goes to the last screen
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Settings (d) Chat
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. open “Badges”
    4. open “Video”
    5. tap Back
    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. open “Edit photo”
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Me (b) Lessons (c) Edit photo (d) Quiz
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Score card”
    4. open “Help page”
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Help page (c) Score card (d) Friend list
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Quiz tab
    4. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Friend list
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    4. open “Map”
    Which screen are you on now?     (a) Home (b) Map (c) Friend list (d) Edit photo
  16. 16.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) switches main sections (d) hides extra links
  17. 17.🧭 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
  18. 18.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) closes all apps (d) opens settings
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to hide the menu (d) to look busy
  21. 21.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  22. 22.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. open “Badges”
    Which screen are you on now?     (a) Chat (b) Help page (c) Badges (d) Feed
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Feed (d) Match report
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Score card (b) Search (c) Video (d) Home
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of the back button? (a) hides extra links (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Map”
    3. tap Back
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap the Settings tab
    4. open “Friend list”
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Help page (c) Friend list (d) Feed
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Badges”
    3. tap Back
    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. tap the Feed tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Settings (c) Edit photo (d) Chat
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Edit photo (d) Search
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Map (b) Settings (c) Feed (d) Chat
  36. 36.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) goes to the last screen
  37. 37.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. open “Help page”
    5. tap the Search tab
    Which screen are you on now?     (a) Help page (b) Score card (c) Edit photo (d) Search
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. open “Badges”
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Edit photo (d) Badges
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Match report

Answer key

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

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