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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 97 · 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 “Badges”
    2. open “Video”
    3. tap the Profile tab
    4. 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Friend list”
    4. open “Badges”
    5. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Badges (d) Friend list
  3. 3.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) undoes one move (d) sits at the bottom
  4. 4.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) goes to the last screen (d) hides extra links
  5. 5.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. tap the Settings tab
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Feed (c) Friend list (d) Chat
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Friend list (b) Help page (c) Quiz (d) Lessons
  9. 9.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
  10. 10.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) undoes one move (d) switches main sections
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  13. 13.🧭 Which part of navigation goes to the last screen? (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 “Video”
    2. tap the Chat tab
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Video (c) Chat (d) Feed
  15. 15.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) that tab’s main screen (d) the last app used
  16. 16.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. open “Video”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Score card”
    3. tap the Lessons tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Edit photo (c) Lessons (d) Score card
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  22. 22.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Video (c) Lessons (d) Quiz
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Map (c) Feed (d) Settings
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) goes to the last screen (d) opens settings
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Chat
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    4. tap the Chat tab
    5. open “Badges”
    Which screen are you on now?     (a) Feed (b) Help page (c) Friend list (d) Badges
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Profile (c) Search (d) Home
  32. 32.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) hides extra links (d) goes to the last screen
  33. 33.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap the Quiz tab
    4. tap the Quiz tab
    5. tap the Quiz tab
    Which screen are you on now?     (a) Video (b) Me (c) Quiz (d) Lessons
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap the Chat tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Help page”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap the Settings tab
    4. open “Help page”
    5. tap the Feed 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. tap the Home tab
    2. open “Friend list”
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Friend list
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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