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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 444 · 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 part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) at the bottom (d) inside a button
  4. 4.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) switches main sections
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) shows 3 to 5 icons (d) goes to the last screen
  7. 7.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) goes to the last screen (d) closes all apps
  8. 8.🧭 Why should every screen show where you are? (a) to look busy (b) so users do not get lost (c) to hide the menu (d) to use more battery
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Edit photo
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Help page”
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 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 “Match report”
    5. tap the Me tab
    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 “Help page”
    2. open “Edit photo”
    3. tap the Quiz tab
    4. open “Badges”
    5. tap the Me tab
    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 “Score card”
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Match report (d) Score card
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Map”
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Edit photo”
    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 “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap the Settings tab
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Feed (d) Badges
  17. 17.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  18. 18.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. tap the Home tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap the Settings tab
    5. open “Score card”
    Which screen are you on now?     (a) Chat (b) Feed (c) Edit photo (d) Score card
  22. 22.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  23. 23.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) goes to the last screen (d) shows 3 to 5 icons
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 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
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Edit photo”
    4. open “Badges”
    5. open “Map”
    Which screen are you on now?     (a) Badges (b) Score card (c) Edit photo (d) Map
  27. 27.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Me (c) Friend list (d) Score card
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Profile
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Map”
    3. open “Match report”
    4. open “Badges”
    Which screen are you on now?     (a) Map (b) Badges (c) Help page (d) Match report
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Help page (c) Quiz (d) Map
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Help page”
    4. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Help page
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    4. tap the Search tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Badges (d) Search
  36. 36.🧭 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
    4. open “Help page”
    Which screen are you on now?     (a) Home (b) Match report (c) Help page (d) Friend list
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Map (c) Edit photo (d) Feed
  38. 38.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap the Feed tab
    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 “Badges”
    2. tap the Profile tab
    3. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Friend list (c) Home (d) Search

Answer key

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

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