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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 666 · 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. open “Badges”
    2. tap the Home tab
    3. open “Video”
    4. open “Friend list”
    5. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Badges (c) Friend list (d) Edit photo
  2. 2.Which of these is true of the back button? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) sits at the bottom
  3. 3.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) shows 3 to 5 icons (d) opens a list of pages
  4. 4.🧭 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 Quiz tab
    4. open “Edit photo”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) that tab’s main screen (d) a random page
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Video (c) Badges (d) Feed
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Match report”
    Which screen are you on now?     (a) Feed (b) Map (c) Match report (d) Edit photo
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap Back
    4. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Badges (c) Profile (d) Home
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. open “Map”
    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 Search tab
    2. open “Help page”
    3. open “Match report”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Search (b) Home (c) Match report (d) Help page
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. tap Back
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Friend list (d) Help page
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Profile (b) Search (c) Edit photo (d) Home
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Search (c) Home (d) Match report
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Quiz (d) Edit photo
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) switches main sections
  18. 18.Which of these is true of the back button? (a) undoes one move (b) sits at the bottom (c) hides extra links (d) switches main sections
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Help page”
    4. open “Help page”
    5. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Help page (d) Feed
  20. 20.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 3 to 5 (d) 10 to 12
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Video”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap the Quiz tab
    4. open “Badges”
    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. open “Friend list”
    2. tap the Feed tab
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Settings (c) Feed (d) Chat
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Badges”
    4. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Badges (d) Chat
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. 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 Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Help page (b) Search (c) Match report (d) Home
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Match report”
    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 “Map”
    2. tap Back
    3. open “Help page”
    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. tap the Lessons tab
    3. open “Map”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Map (d) Quiz
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Match report (d) Lessons
  31. 31.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) goes to the last screen
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Help page”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. open “Map”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 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
  35. 35.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Score card”
    4. open “Video”
    Which screen are you on now?     (a) Video (b) Home (c) Score card (d) Search
  39. 39.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap Back
    4. tap the Quiz tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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