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

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 179 · 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 Feed tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Friend list
  2. 2.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  3. 3.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap the Feed tab
    4. open “Map”
    Which screen are you on now?     (a) Chat (b) Settings (c) Feed (d) Map
  5. 5.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  6. 6.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  7. 7.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Home (c) Search (d) Map
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Home (d) Match report
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Badges”
    4. tap Back
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Home tab
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Home (c) Search (d) Profile
  12. 12.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Edit photo
  14. 14.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to use more battery (d) to look busy
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  17. 17.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) inside a button (d) at the bottom
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap Back
    4. tap the Search tab
    5. open “Friend list”
    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 “Badges”
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Badges (d) Help page
  20. 20.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) goes to the last screen
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Video (b) Score card (c) Home (d) Search
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Badges”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Badges (c) Lessons (d) Quiz
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Home tab
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Home (d) Search
  24. 24.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
  25. 25.Which of these is true of the back button? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) switches main sections
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Me (c) Edit photo (d) Quiz
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Match report”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Badges”
    3. tap Back
    4. tap the Lessons tab
    5. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Lessons (c) Quiz (d) Friend list
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Help page (c) Search (d) Match report
  31. 31.Which of these is true of a menu button? (a) sits at the bottom (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Score card”
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Match report (c) Score card (d) Edit photo
  34. 34.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the phone settings (d) the last app used
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Profile tab
    4. open “Friend list”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Score card
  37. 37.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 20 (c) 10 to 12 (d) 1
  38. 38.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Match report”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap the Quiz tab
    4. tap the Lessons tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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