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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 249 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. open “Help page”
    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. open “Map”
    2. open “Help page”
    3. open “Score card”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  4. 4.🧭 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 Home tab
    Which screen are you on now?     (a) Search (b) Badges (c) Home (d) Help page
  5. 5.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Badges (c) Search (d) Edit photo
  7. 7.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Friend list (b) Chat (c) Edit photo (d) Feed
  9. 9.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Video”
    4. open “Help page”
    Which screen are you on now?     (a) Video (b) Lessons (c) Help page (d) Match report
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. open “Map”
    Which screen are you on now?     (a) Me (b) Lessons (c) Map (d) Quiz
  12. 12.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Help page
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Badges”
    4. tap the Chat tab
    5. open “Score card”
    Which screen are you on now?     (a) Feed (b) Score card (c) Badges (d) Match report
  15. 15.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Badges”
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Badges (c) Map (d) Home
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Feed tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Match report (b) Settings (c) Feed (d) Chat
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Match report”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Search tab
    4. open “Edit photo”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Friend list (c) Edit photo (d) Search
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Match report (b) Home (c) Profile (d) Search
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Home 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 “Video”
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Edit photo”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) switches main sections (d) undoes one move
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Settings (d) Badges
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Chat (c) Friend list (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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Video”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Video (b) Badges (c) Lessons (d) Edit photo
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Me (c) Match report (d) Lessons
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Friend list”
    4. tap the Profile tab
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Video (c) Home (d) Friend list
  33. 33.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) hides extra links (d) goes to the last screen
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Edit photo”
    4. tap Back
    5. tap the Lessons tab
    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. open “Edit photo”
    2. tap the Lessons tab
    3. open “Badges”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Edit photo
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Video”
    3. tap Back
    4. open “Edit photo”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Match report (d) Video
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Badges”
    3. open “Match report”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Badges (d) Match report
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    4. open “Video”
    5. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Video
  40. 40.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12

Answer key

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

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