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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 769 · 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 of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) goes to the last screen (d) shows 3 to 5 icons
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Badges”
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Badges (c) Score card (d) Feed
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Chat (c) Feed (d) Settings
  4. 4.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 20 (d) 1
  5. 5.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) shows 3 to 5 icons (d) undoes one move
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Score card”
    3. open “Edit photo”
    4. open “Score card”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Chat tab
    4. open “Video”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) deletes the page (d) opens settings
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap the Chat tab
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Feed (d) Chat
  11. 11.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) nowhere (d) at the bottom
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) sits at the bottom
  16. 16.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) switches main sections
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Match report”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Match report (c) Home (d) Profile
  20. 20.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap the Settings tab
    5. open “Video”
    Which screen are you on now?     (a) Map (b) Feed (c) Video (d) Edit photo
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Feed (c) Chat (d) Friend list
  23. 23.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) sits at the bottom
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Video
  25. 25.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) hides extra links (d) shows 3 to 5 icons
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. open “Video”
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Home (c) Video (d) Score card
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Map”
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Quiz (d) Map
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. open “Video”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Badges (d) Video
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Match report (d) Search
  32. 32.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) that tab’s main screen (d) the last app used
  33. 33.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Map (c) Quiz (d) Match report
  35. 35.🧭 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
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Badges”
    4. tap Back
    5. tap the Chat tab
    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 “Score card”
    2. tap the Feed tab
    3. open “Help page”
    4. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Score card (c) Feed (d) Help page
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Badges”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. open “Match report”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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