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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 129 · 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. tap the Feed tab
    2. open “Edit photo”
    3. open “Help page”
    Which screen are you on now?     (a) Chat (b) Help page (c) Feed (d) Edit photo
  2. 2.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) sits at the bottom
  3. 3.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. tap the Search tab
    4. tap the Search tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Home tab
    4. open “Video”
    Which screen are you on now?     (a) Search (b) Home (c) Friend list (d) Video
  6. 6.Which of these is true of a menu button? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) undoes one move
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Badges”
    4. tap the Profile tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. open “Badges”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Lessons (d) Quiz
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap the Settings tab
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Map”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. open “Match report”
    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 “Video”
    2. tap Back
    3. tap the Home tab
    4. open “Friend list”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Feed tab
    4. open “Video”
    5. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Friend list (c) Video (d) Settings
  17. 17.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Video”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 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
  20. 20.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to hide the menu (d) to use more battery
  21. 21.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Profile (c) Home (d) Search
  23. 23.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) undoes one move
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Video”
    4. tap the Search tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Search (c) Edit photo (d) Home
  25. 25.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) undoes one move (d) opens a list of pages
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Chat tab
    4. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Edit photo (c) Feed (d) Chat
  27. 27.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 10 to 12 (c) 3 to 5 (d) 1
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Badges”
    4. tap Back
    5. open “Friend list”
    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. open “Map”
    2. open “Badges”
    3. tap the Settings tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Map”
    4. tap the Chat tab
    5. tap the Chat tab
    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. tap the Chat tab
    2. tap the Feed tab
    3. tap the Chat tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap the Search tab
    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 “Video”
    2. tap the Chat tab
    3. open “Video”
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Video
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Badges”
    4. tap the Search tab
    Which screen are you on now?     (a) Match report (b) Badges (c) Search (d) Help page
  35. 35.Which of these is true of the back button? (a) sits at the bottom (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    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 “Friend list”
    2. open “Friend list”
    3. open “Badges”
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Badges”
    4. open “Friend list”
    Which screen are you on now?     (a) Video (b) Home (c) Friend list (d) Badges
  39. 39.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Score card”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Feed (c) Score card (d) Help page

Answer key

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

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