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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 211 · 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 “Map”
    2. tap the Home tab
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    4. open “Video”
    5. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Edit photo (c) Video (d) Home
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) nowhere (d) inside a button
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. tap the Home tab
    4. tap the Profile tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Edit photo (c) Home (d) Profile
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Quiz (d) Friend list
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Badges (c) Help page (d) Search
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Help page (c) Badges (d) Home
  9. 9.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) switches main sections (d) hides extra links
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Video”
    4. open “Match report”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  12. 12.🧭 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 “Match report”
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Match report (d) Lessons
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Score card (c) Profile (d) Search
  14. 14.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Me tab
    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) hides extra links (c) sits at the bottom (d) undoes one move
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Quiz (d) Lessons
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Badges (d) Edit photo
  20. 20.🧭 Which part of navigation switches main sections? (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 “Score card”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Score card (b) Help page (c) Home (d) Search
  22. 22.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  23. 23.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) opens a list of pages (d) switches main sections
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Help page”
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Map
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. tap the Settings tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Chat (c) Edit photo (d) Feed
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Match report”
    3. tap the Profile tab
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Badges
  29. 29.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
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Me tab
    Which screen are you on now?     (a) Video (b) Quiz (c) Lessons (d) Me
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Lessons (d) Video
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Me tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Friend list”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Edit photo (d) Search
  35. 35.Which of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) shows 3 to 5 icons (d) goes to the last screen
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Map (d) Feed
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. tap the Home tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Map
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Help page
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. open “Video”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen

Answer key

  1. 0
  2. Home
  3. at the bottom
  4. Edit photo
  5. Friend list
  6. 0
  7. Help page
  8. Help page
  9. hides extra links
  10. 3
  11. a menu button
  12. Match report
  13. Home
  14. shows 3 to 5 icons
  15. 0
  16. 0
  17. sits at the bottom
  18. Lessons
  19. Search
  20. a tab bar
  21. Help page
  22. a tab bar
  23. switches main sections
  24. 2
  25. 3 to 5
  26. Help page
  27. Edit photo
  28. Match report
  29. opens a list of pages
  30. Me
  31. Score card
  32. 1
  33. 2
  34. Home
  35. goes to the last screen
  36. Feed
  37. Home
  38. Help page
  39. 4
  40. goes to the last screen

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