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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 821 · 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. tap the Settings tab
    3. open “Help page”
    4. tap the Feed tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Feed (c) Help page (d) Chat
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. open “Match report”
    4. tap the Home tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Badges (b) Match report (c) Edit photo (d) Home
  3. 3.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap the Lessons tab
    4. open “Badges”
    5. open “Edit photo”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Edit photo (d) Quiz
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. open “Match report”
    4. open “Score card”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Match report (d) Score card
  7. 7.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) to use more battery (d) so users do not get lost
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Profile 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?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap Back
    4. open “Help page”
    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. tap the Search tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Search (c) Profile (d) Home
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Badges (c) Lessons (d) Video
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Map (d) Quiz
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Search tab
    4. open “Edit photo”
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Home (d) Friend list
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Match report”
    4. tap the Quiz tab
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Match report (d) Video
  16. 16.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Score card”
    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) opens a list of pages (b) sits at the bottom (c) goes to the last screen (d) shows 3 to 5 icons
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    4. tap the Quiz tab
    5. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Edit photo (d) Score card
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap the Lessons tab
    4. open “Help page”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Match report (c) Video (d) Quiz
  22. 22.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) undoes one move (d) switches main sections
  23. 23.🧭 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 Feed tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) deletes the page (d) closes all apps
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. tap the Home tab
    4. tap the Home 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 “Friend list”
    3. tap Back
    4. open “Badges”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Me (d) Badges
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Home tab
    4. open “Score card”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) sits at the bottom (d) undoes one move
  30. 30.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Badges”
    3. tap Back
    4. open “Match report”
    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 “Friend list”
    3. open “Match report”
    4. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Friend list (c) Feed (d) Match report
  33. 33.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Chat tab
    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) opens a list of pages (b) goes to the last screen (c) undoes one move (d) sits at the bottom
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  38. 38.🧭 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
  39. 39.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Edit photo

Answer key

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

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