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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 121 · 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.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  2. 2.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. open “Friend list”
    4. open “Match report”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) goes to the last screen (d) hides extra links
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Help page”
    3. open “Help page”
    4. tap the Home tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  8. 8.🧭 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 “Score card”
    Which screen are you on now?     (a) Chat (b) Score card (c) Feed (d) Settings
  9. 9.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) goes to the last screen (d) shows 3 to 5 icons
  10. 10.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Edit photo”
    4. open “Help page”
    5. open “Edit photo”
    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 “Video”
    3. tap Back
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Video (b) Home (c) Friend list (d) Help page
  13. 13.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) inside a button (d) at the bottom
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    4. open “Match report”
    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 last app used (b) the phone settings (c) that tab’s main screen (d) a random page
  16. 16.Which of these is true of the back button? (a) sits at the bottom (b) shows 3 to 5 icons (c) switches main sections (d) undoes one move
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Me tab
    3. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Score card
  18. 18.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) goes to the last screen (d) shows 3 to 5 icons
  19. 19.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) opens a list of pages
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Video”
    3. open “Video”
    4. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Feed (c) Video (d) Friend list
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Chat (c) Friend list (d) Feed
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Edit photo”
    3. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Map (d) Lessons
  23. 23.Which of these is true of a tab bar? (a) switches main sections (b) goes to the last screen (c) undoes one move (d) hides extra links
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Video”
    3. tap the Settings tab
    4. open “Help page”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Help page (d) Video
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Match report”
    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 “Friend list”
    2. open “Map”
    3. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Feed (c) Friend list (d) Edit photo
  28. 28.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Badges
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap the Me tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Search tab
    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. tap the Lessons tab
    2. open “Edit photo”
    3. tap Back
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Quiz (b) Score card (c) Lessons (d) Edit photo
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. tap the Profile tab
    4. open “Video”
    Which screen are you on now?     (a) Home (b) Video (c) Badges (d) Search
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Feed tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Settings (b) Chat (c) Edit photo (d) Feed
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap the Settings tab
    4. open “Map”
    5. open “Help page”
    Which screen are you on now?     (a) Help page (b) Map (c) Badges (d) Feed

Answer key

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

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