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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 696 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Badges”
    3. tap Back
    4. open “Help page”
    5. open “Badges”
    Which screen are you on now?     (a) Feed (b) Help page (c) Badges (d) Chat
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Settings (c) Friend list (d) Chat
  3. 3.Which of these is true of a tab bar? (a) sits at the bottom (b) hides extra links (c) undoes one move (d) goes to the last screen
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Profile tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Chat tab
    5. open “Video”
    Which screen are you on now?     (a) Feed (b) Match report (c) Video (d) Friend list
  7. 7.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  8. 8.Which of these is true of the back button? (a) sits at the bottom (b) shows 3 to 5 icons (c) goes to the last screen (d) switches main sections
  9. 9.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Feed (d) Friend list
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Badges”
    4. tap the Quiz tab
    5. open “Map”
    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 Lessons tab
    2. open “Edit photo”
    3. tap the Lessons tab
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Me tab
    4. open “Help page”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Badges”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Feed (c) Badges (d) Friend list
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. open “Friend list”
    4. open “Friend list”
    5. 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. tap the Home tab
    2. open “Video”
    3. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Video
  20. 20.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Match report”
    4. open “Badges”
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Badges (d) Edit photo
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Badges
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Score card (c) Lessons (d) Me
  24. 24.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. tap the Profile 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 “Badges”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Score card (d) Badges
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Me tab
    4. tap the Lessons tab
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Help page”
    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 “Edit photo”
    2. tap the Chat tab
    3. tap the Chat 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 “Score card”
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Score card”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Home (c) Friend list (d) Video
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Friend list”
    4. tap Back
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now?     (a) Home (b) Profile (c) Badges (d) Search
  37. 37.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Friend list (c) Quiz (d) Lessons
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Edit photo”
    4. open “Video”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) shows 3 to 5 icons (d) hides extra links

Answer key

  1. Badges
  2. Friend list
  3. sits at the bottom
  4. 0
  5. goes to the last screen
  6. Video
  7. opens a list of pages
  8. goes to the last screen
  9. at the bottom
  10. 0
  11. Feed
  12. 1
  13. 0
  14. 1
  15. a tab bar
  16. 2
  17. Friend list
  18. 4
  19. Profile
  20. the back button
  21. Feed
  22. Me
  23. Lessons
  24. a menu button
  25. 0
  26. Badges
  27. 0
  28. 1
  29. 0
  30. 1
  31. so users do not get lost
  32. Friend list
  33. 2
  34. 1
  35. 0
  36. Badges
  37. a menu button
  38. Badges
  39. 3
  40. shows 3 to 5 icons

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