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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 136 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. open “Friend list”
    Which screen are you on now?     (a) Video (b) Lessons (c) Quiz (d) Friend list
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Home (c) Search (d) Edit photo
  5. 5.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. tap the Profile tab
    5. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Score card (d) Badges
  7. 7.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  8. 8.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Help page”
    3. tap the Chat tab
    4. open “Match report”
    5. tap the Settings tab
    Which screen are you on now?     (a) Help page (b) Match report (c) Map (d) Settings
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Friend list”
    4. open “Score card”
    5. open “Badges”
    Which screen are you on now?     (a) Help page (b) Score card (c) Badges (d) Friend list
  13. 13.🧭 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
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Map (c) Friend list (d) Badges
  15. 15.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Match report”
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Home (b) Score card (c) Edit photo (d) Match report
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Badges (d) Match report
  20. 20.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) switches main sections (d) goes to the last screen
  21. 21.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) opens a list of pages (d) goes to the last screen
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap the Me tab
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Score card
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  25. 25.Which of these is true of the back button? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) switches main sections
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 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
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Badges”
    3. open “Video”
    Which screen are you on now?     (a) Badges (b) Quiz (c) Lessons (d) Video
  29. 29.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Friend list”
    4. open “Score card”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Score card (b) Lessons (c) Friend list (d) Quiz
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Video (d) Quiz
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Help page (d) Profile
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. open “Score card”
    4. tap the Quiz tab
    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 “Match report”
    2. tap the Quiz tab
    3. open “Map”
    4. tap the Lessons tab
    5. open “Score card”
    Which screen are you on now?     (a) Match report (b) Score card (c) Map (d) Lessons
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Map
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Friend list”
    3. tap Back
    4. open “Badges”
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Match report (c) Friend list (d) Video
  37. 37.🧭 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
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Match report”
    4. tap the Profile tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Map”
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Lessons (b) Match report (c) Map (d) Quiz
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Help page

Answer key

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

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