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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 374 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Video (c) Edit photo (d) Badges
  2. 2.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Map”
    4. open “Help page”
    5. tap the Search tab
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Map (d) Search
  4. 4.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) in the middle (d) at the bottom
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Score card”
    Which screen are you on now?     (a) Map (b) Home (c) Score card (d) Search
  6. 6.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 3 to 5 (d) 10 to 12
  7. 7.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) switches main sections (d) hides extra links
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Lessons tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. 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. open “Map”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Friend list”
    3. tap the Home tab
    4. open “Help page”
    5. open “Match report”
    Which screen are you on now?     (a) Home (b) Friend list (c) Help page (d) Match report
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    4. open “Friend list”
    5. open “Map”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Map (d) Match report
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Lessons tab
    4. open “Friend list”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Score card (c) Lessons (d) Friend list
  14. 14.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) goes to the last screen (d) sits at the bottom
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Match report
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Score card”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    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. open “Video”
    2. tap the Home tab
    3. open “Map”
    Which screen are you on now?     (a) Video (b) Search (c) Map (d) Home
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  21. 21.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) goes to the last screen (d) opens settings
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  25. 25.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Help page”
    3. open “Edit photo”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Me (b) Quiz (c) Score card (d) Lessons
  29. 29.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) sits at the bottom
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    4. tap the Me tab
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Badges”
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Badges (d) Lessons
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. tap Back
    4. tap the Profile tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Home (b) Edit photo (c) Score card (d) Match report
  35. 35.🧭 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 Lessons tab
    5. tap the Quiz tab
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Quiz (d) Badges
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Match report
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. open “Map”
    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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 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 Search 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 “Match report”
    2. tap Back
    3. tap the Search tab
    4. open “Video”
    5. open “Help page”
    Which screen are you on now?     (a) Video (b) Match report (c) Home (d) Help page

Answer key

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

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