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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 206 · 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.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  2. 2.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) sits at the bottom (d) switches main sections
  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.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Help page (c) Match report (d) Score card
  5. 5.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Feed (d) Settings
  7. 7.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
  8. 8.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  9. 9.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Friend list (b) Score card (c) Home (d) Edit photo
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Help page (d) Video
  12. 12.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) to hide the menu (d) so users do not get lost
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. open “Map”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Badges (c) Match report (d) Map
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Settings tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Lessons (d) Video
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. open “Video”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Match report (d) Score card
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap the Profile tab
    4. tap the Home tab
    5. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Friend list (d) Search
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Home (c) Search (d) Friend list
  20. 20.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Friend list
  22. 22.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  23. 23.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  24. 24.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) undoes one move
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Badges (d) Quiz
  26. 26.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Match report
  28. 28.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the last app used (d) the phone settings
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Help page
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Map”
    4. open “Match report”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. open “Match report”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Score card”
    3. tap the Home tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Search (c) Home (d) Score card
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. open “Badges”
    4. open “Help page”
    Which screen are you on now?     (a) Badges (b) Help page (c) Lessons (d) Quiz
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Map”
    3. tap the Me tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Badges (c) Search (d) Home
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. tap the Lessons tab
    5. open “Video”
    Which screen are you on now?     (a) Lessons (b) Video (c) Friend list (d) Score card
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Settings tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap the Lessons tab
    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. open “Friend list”
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.Which of these is true of the back button? (a) shows 3 to 5 icons (b) undoes one move (c) opens a list of pages (d) hides extra links

Answer key

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

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