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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 338 · 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) a tab bar (c) the back button
  2. 2.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  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 Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Profile (c) Friend list (d) Home
  5. 5.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Chat tab
    4. open “Match report”
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Friend list (d) Match report
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Help page (d) Edit photo
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Badges”
    3. open “Map”
    Which screen are you on now?     (a) Badges (b) Map (c) Match report (d) Lessons
  9. 9.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) sits at the bottom
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.Which of these is true of a menu button? (a) undoes one move (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  12. 12.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) opens a list of pages (d) shows 3 to 5 icons
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Friend list”
    3. open “Score card”
    4. open “Help page”
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Badges (d) Me
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. open “Video”
    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 “Map”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Map (b) Score card (c) Quiz (d) Lessons
  17. 17.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) goes to the last screen (d) switches main sections
  18. 18.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Help page (c) Search (d) Match report
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Badges (b) Help page (c) Search (d) Home
  21. 21.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  22. 22.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap Back
    4. open “Score card”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. tap the Quiz tab
    4. open “Video”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Match report
  26. 26.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 1 (d) 20
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Badges”
    3. open “Video”
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Video
  28. 28.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Video (d) Match report
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Home (c) Friend list (d) Profile
  31. 31.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) undoes one move
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) a random page (d) the last app used
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Video (c) Friend list (d) Lessons
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Quiz tab
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Video”
    4. open “Match report”
    Which screen are you on now?     (a) Feed (b) Video (c) Match report (d) Map
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap the Chat tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 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
    4. tap the Settings tab
    5. open “Match report”
    Which screen are you on now?     (a) Feed (b) Chat (c) Video (d) Match report
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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