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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 488 · 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.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) inside a button (d) nowhere
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. tap the Lessons tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Me 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) the last app used (b) that tab’s main screen (c) a random page (d) the phone settings
  6. 6.Which of these is true of a menu button? (a) undoes one move (b) opens a list of pages (c) sits at the bottom (d) switches main sections
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Search tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Feed (c) Chat (d) Friend list
  9. 9.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  10. 10.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 20 (d) 1
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. open “Badges”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Score card (b) Help page (c) Search (d) Home
  13. 13.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  14. 14.Which of these is true of a tab bar? (a) sits at the bottom (b) undoes one move (c) opens a list of pages (d) goes to the last screen
  15. 15.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  16. 16.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  17. 17.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) opens a list of pages
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Video”
    3. open “Badges”
    4. tap the Quiz tab
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Match report (d) Video
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Map”
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) goes to the last screen
  22. 22.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) goes to the last screen
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Feed tab
    4. tap the Feed tab
    5. open “Match report”
    Which screen are you on now?     (a) Chat (b) Feed (c) Match report (d) Friend list
  24. 24.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) switches main sections (d) shows 3 to 5 icons
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Badges (c) Search (d) Help page
  26. 26.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. open “Match report”
    Which screen are you on now?     (a) Quiz (b) Video (c) Lessons (d) Match report
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Settings tab
    4. tap the Chat tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. open “Badges”
    4. tap the Home tab
    5. tap the Home tab
    Which screen are you on now?     (a) Video (b) Search (c) Home (d) Badges
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. tap the Settings tab
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Video (c) Chat (d) Feed
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Me tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Map”
    3. tap Back
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Quiz tab
    4. open “Match report”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Badges”
    Which screen are you on now?     (a) Chat (b) Help page (c) Badges (d) Feed
  35. 35.🧭 Why should every screen show where you are? (a) to look busy (b) so users do not get lost (c) to use more battery (d) to hide the menu
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Friend list”
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Badges (d) Home
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings (d) Edit photo
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Friend list (c) Match report (d) Search
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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