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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 257 · 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. tap the Settings tab
    2. open “Video”
    3. open “Edit photo”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Video (b) Edit photo (c) Score card (d) Feed
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Settings tab
    5. open “Video”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Video (d) Match report
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.Which of these is true of the back button? (a) sits at the bottom (b) hides extra links (c) undoes one move (d) opens a list of pages
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Help page (b) Home (c) Match report (d) Search
  6. 6.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) goes to the last screen (c) opens a list of pages (d) sits at the bottom
  7. 7.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  8. 8.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 1 (d) 20
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Friend list (c) Video (d) Chat
  10. 10.🧭 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
    Which screen are you on now?     (a) Help page (b) Quiz (c) Me (d) Lessons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Badges”
    3. tap the Home tab
    Which screen are you on now?     (a) Score card (b) Badges (c) Search (d) Home
  12. 12.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Friend list (c) Badges (d) Lessons
  14. 14.🧭 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
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  16. 16.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Badges”
    4. open “Video”
    5. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Me (c) Map (d) Video
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Edit photo
  19. 19.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) opens a list of pages (d) sits at the bottom
  20. 20.Which of these is true of a menu button? (a) undoes one move (b) switches main sections (c) sits at the bottom (d) hides extra links
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap the Me tab
    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. open “Badges”
    2. open “Map”
    3. tap Back
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Match report”
    5. open “Video”
    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 Quiz tab
    2. open “Edit photo”
    3. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons (d) Edit photo
  25. 25.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Match report”
    3. tap the Home tab
    Which screen are you on now?     (a) Score card (b) Match report (c) Home (d) Search
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  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 “Friend list”
    2. tap Back
    3. open “Score card”
    4. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Score card (d) Friend list
  30. 30.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Video”
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Video (c) Friend list (d) Match report
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Video (d) Edit photo
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Me (b) Quiz (c) Help page (d) Lessons
  34. 34.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  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 “Map”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Map (c) Edit photo (d) Lessons
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Edit photo
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Score card”
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Score card (c) Feed (d) Video
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap the Search tab
    4. tap the Search tab
    5. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Match report
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Edit photo (d) Badges
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Search (d) Home

Answer key

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

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