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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 826 · 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.🧭 Why should every screen show where you are? (a) to use more battery (b) so users do not get lost (c) to hide the menu (d) to look busy
  2. 2.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) in the middle (d) at the bottom
  4. 4.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) shows 3 to 5 icons (d) opens a list of pages
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Score card”
    Which screen are you on now?     (a) Help page (b) Score card (c) Edit photo (d) Lessons
  6. 6.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) the phone settings (d) that tab’s main screen
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Match report”
    4. open “Map”
    Which screen are you on now?     (a) Home (b) Search (c) Match report (d) Map
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap the Lessons tab
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Score card
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Search (c) Home (d) Score card
  10. 10.Which of these is true of a tab bar? (a) switches main sections (b) undoes one move (c) goes to the last screen (d) opens a list of pages
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. open “Match report”
    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. tap the Me tab
    2. open “Badges”
    3. tap Back
    4. tap the Quiz tab
    5. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Badges
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Chat tab
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Video (c) Chat (d) Feed
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Video”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap Back
    4. open “Video”
    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. tap the Search tab
    2. open “Friend list”
    3. tap the Profile tab
    4. open “Match report”
    5. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Match report (d) Search
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. tap the Chat tab
    4. 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 “Map”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Map
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Friend list (b) Map (c) Home (d) Match report
  22. 22.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  23. 23.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  24. 24.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) hides extra links (d) goes to the last screen
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Friend list
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Match report”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Feed (d) Help page
  27. 27.Which of these is true of a menu button? (a) sits at the bottom (b) hides extra links (c) shows 3 to 5 icons (d) switches main sections
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. open “Help page”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Score card”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    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?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Friend list”
    4. tap the Feed tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Friend list (b) Feed (c) Match report (d) Chat
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Help page (c) Chat (d) Feed
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. open “Match report”
    4. tap the Home 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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap Back
    4. open “Badges”
    Which screen are you on now?     (a) Chat (b) Badges (c) Feed (d) Friend list
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Settings tab
    Which screen are you on now?     (a) Edit photo (b) Settings (c) Chat (d) Feed
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Map”
    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. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Friend list (d) Quiz
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. open “Badges”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. tap Back
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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