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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 108 · 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.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Badges”
    Which screen are you on now?     (a) Feed (b) Badges (c) Settings (d) Chat
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Score card”
    3. tap Back
    4. tap the Profile tab
    5. open “Map”
    Which screen are you on now?     (a) Score card (b) Map (c) Badges (d) Home
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Profile tab
    4. tap the Profile tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    4. open “Help page”
    Which screen are you on now?     (a) Home (b) Search (c) Help page (d) Edit photo
  9. 9.🧭 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. tap the Lessons 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 “Video”
    2. tap the Feed tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) goes to the last screen (d) shows 3 to 5 icons
  12. 12.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) sits at the bottom
  13. 13.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Chat (d) Video
  15. 15.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) shows 3 to 5 icons
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Search tab
    Which screen are you on now?     (a) Edit photo (b) Search (c) Profile (d) Home
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Friend list (b) Chat (c) Settings (d) Feed
  18. 18.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) to use more battery (d) so users do not get lost
  19. 19.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) in the middle (d) at the bottom
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. tap the Chat tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Map (c) Settings (d) Chat
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap the Me tab
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Help page (b) Chat (c) Feed (d) Settings
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) sits at the bottom (d) opens a list of pages
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  28. 28.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) opens a list of pages
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Home tab
    4. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Profile (c) Badges (d) Home
  30. 30.🧭 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”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Me (d) Quiz
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Home tab
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Home (c) Map (d) Edit photo
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Video”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. open “Friend list”
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Friend list (c) Match report (d) Help page
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Home tab
    4. open “Match report”
    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. tap the Settings tab
    2. tap the Feed tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  37. 37.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) switches main sections (d) hides extra links
  38. 38.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Match report”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12

Answer key

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

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