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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 477 · 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. tap Back
    4. open “Match report”
    5. tap the Settings tab
    Which screen are you on now?     (a) Edit photo (b) Settings (c) Match report (d) Feed
  2. 2.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Map”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Home (d) Map
  4. 4.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) opens a list of pages (d) undoes one move
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) closes all apps (d) goes to the last screen
  7. 7.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. tap the Search tab
    4. tap the Profile tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. open “Badges”
    4. open “Badges”
    5. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Badges (c) Chat (d) Feed
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Help page
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Quiz (d) Map
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Map”
    4. open “Badges”
    5. open “Edit photo”
    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 “Score card”
    2. tap Back
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Video”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Match report”
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Match report (d) Feed
  18. 18.Which of these is true of a menu button? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Map (d) Score card
  20. 20.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
  21. 21.🧭 Which part of navigation switches main sections? (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 “Map”
    2. open “Edit photo”
    3. tap Back
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) the phone settings (d) that tab’s main screen
  24. 24.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) sits at the bottom (d) opens a list of pages
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. open “Edit photo”
    4. tap the Chat tab
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Help page (d) Feed
  26. 26.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) undoes one move (d) goes to the last screen
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Feed tab
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Match report (c) Feed (d) Friend list
  28. 28.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Profile (b) Friend list (c) Home (d) Search
  30. 30.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) undoes one move
  31. 31.Which of these is true of the back button? (a) shows 3 to 5 icons (b) hides extra links (c) goes to the last screen (d) switches main sections
  32. 32.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Badges”
    3. tap the Feed tab
    4. tap the Feed tab
    5. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Score card (d) Settings
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. tap the Home tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Map (b) Profile (c) Home (d) Friend list
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Video”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Help page (c) Video (d) Quiz
  36. 36.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Video”
    3. open “Video”
    4. tap Back
    5. open “Match report”
    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 “Friend list”
    2. open “Video”
    3. open “Edit photo”
    4. open “Friend list”
    5. open “Edit photo”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Video (d) Edit photo
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Home (d) Search
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Help page”
    3. tap the Chat tab
    4. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Video (c) Chat (d) Help page

Answer key

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

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