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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 723 · 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 hides extra links? (a) the back button (b) a tab bar (c) a menu button
  2. 2.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
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Video
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) shows 3 to 5 icons (d) sits at the bottom
  6. 6.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery
  7. 7.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  8. 8.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) switches main sections (d) opens a list of pages
  9. 9.🧭 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
  10. 10.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap Back
    4. open “Badges”
    5. open “Match report”
    Which screen are you on now?     (a) Map (b) Badges (c) Score card (d) Match report
  12. 12.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) nowhere (d) in the middle
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Friend list
  14. 14.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  15. 15.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) sits at the bottom (d) opens a list of pages
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Search (b) Friend list (c) Home (d) Help page
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Help page”
    5. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Quiz (d) Help page
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) opens settings (d) deletes the page
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Feed tab
    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 “Score card”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    5. open “Edit photo”
    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 “Friend list”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Match report (b) Search (c) Friend list (d) Home
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Map”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Map (c) Quiz (d) Me
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search
  25. 25.🧭 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?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Chat tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Match report
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Quiz (b) Map (c) Match report (d) Lessons
  29. 29.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  30. 30.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. open “Friend list”
    4. open “Score card”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Help page (c) Score card (d) Friend list
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. tap Back
    4. open “Map”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Map (d) Help page
  33. 33.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 1 (d) 20
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap Back
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Friend list”
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Friend list (d) Profile
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Feed tab
    4. open “Match report”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Video”
    4. open “Score card”
    Which screen are you on now?     (a) Chat (b) Video (c) Feed (d) Score card
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Friend list
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Edit photo (c) Match report (d) Home
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Settings tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Settings

Answer key

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

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