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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 460 · 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 Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Match report
  2. 2.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Map”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Map (c) Profile (d) Help page
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    4. tap the Settings tab
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Settings (d) Feed
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Me tab
    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. open “Badges”
    2. tap Back
    3. tap the Settings tab
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Settings (c) Video (d) Feed
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. tap the Chat tab
    4. open “Score card”
    5. tap the Feed tab
    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 “Map”
    2. tap Back
    3. open “Help page”
    4. open “Help page”
    5. open “Help page”
    Which screen are you on now?     (a) Map (b) Quiz (c) Lessons (d) Help page
  10. 10.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) switches main sections (d) goes to the last screen
  11. 11.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 3 to 5 (d) 10 to 12
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Score card”
    4. open “Match report”
    Which screen are you on now?     (a) Score card (b) Match report (c) Badges (d) Help page
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  15. 15.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. tap the Quiz tab
    4. open “Badges”
    Which screen are you on now?     (a) Map (b) Quiz (c) Lessons (d) Badges
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. open “Match report”
    4. tap the Quiz tab
    5. tap the Lessons tab
    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. tap the Me tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Video”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. tap the Settings tab
    4. open “Match report”
    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 “Match report”
    2. tap the Profile tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Friend list”
    4. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Match report (c) Friend list (d) Edit photo
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Video (b) Feed (c) Help page (d) Chat
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Score card”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Score card
  24. 24.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to look busy (d) to use more battery
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Settings tab
    4. open “Video”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Feed tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Map (d) Badges
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Feed (d) Map
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. tap Back
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Feed tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Score card (c) Settings (d) Chat
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 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
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Score card
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Me tab
    4. tap the Me tab
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Me (d) Quiz
  35. 35.Which of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) goes to the last screen (d) shows 3 to 5 icons
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Help page”
    4. tap Back
    5. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Score card (c) Match report (d) Help page
  37. 37.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Map (d) Friend list
  39. 39.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) goes to the last screen
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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