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

App Dev Worksheet: Navigation

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

Answer key

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

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