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

App Dev Worksheet: Navigation

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

Answer key

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

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