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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 513 · 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. tap the Home tab
    2. open “Edit photo”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Friend list (c) Search (d) Home
  3. 3.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) switches main sections (d) goes to the last screen
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Help page”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
  6. 6.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  7. 7.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) in the middle (d) inside a button
  8. 8.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. tap the Settings tab
    4. tap the Chat tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 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 Home tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  12. 12.🧭 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
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Edit photo”
    4. tap the Chat tab
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Chat (d) Feed
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.Which of these is true of a menu button? (a) goes to the last screen (b) sits at the bottom (c) shows 3 to 5 icons (d) opens a list of pages
  18. 18.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Badges (b) Quiz (c) Me (d) Lessons
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Score card (c) Chat (d) Feed
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Chat (d) Feed
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Help page”
    Which screen are you on now?     (a) Help page (b) Chat (c) Settings (d) Feed
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Badges”
    3. tap the Settings tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Settings (b) Badges (c) Help page (d) Match report
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. open “Match report”
    Which screen are you on now?     (a) Lessons (b) Video (c) Match report (d) Quiz
  25. 25.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) undoes one move (c) goes to the last screen (d) hides extra links
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Chat (c) Feed (d) Edit photo
  27. 27.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
  28. 28.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) switches main sections
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Map”
    3. tap Back
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now?     (a) Map (b) Feed (c) Help page (d) Match report
  33. 33.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. 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. open “Badges”
    2. tap the Me tab
    3. open “Match report”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Lessons (c) Map (d) Quiz
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Help page”
    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. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Edit photo (d) Lessons
  39. 39.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) sits at the bottom
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Score card”
    4. tap the Feed tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Score card (c) Feed (d) Edit photo

Answer key

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

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