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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 157 · 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.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 10 to 12 (d) 20
  2. 2.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Lessons tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 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
  6. 6.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) undoes one move (d) sits at the bottom
  7. 7.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap the Feed tab
    4. open “Video”
    Which screen are you on now?     (a) Chat (b) Feed (c) Video (d) Friend list
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Chat (c) Friend list (d) Feed
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. tap the Chat tab
    4. open “Badges”
    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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Match report”
    4. open “Help page”
    Which screen are you on now?     (a) Match report (b) Help page (c) Badges (d) Lessons
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap the Me tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. open “Score card”
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Match report
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Match report”
    4. open “Edit photo”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Settings (c) Video (d) Feed
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Score card (d) Quiz
  20. 20.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) so users do not get lost (d) to look busy
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  23. 23.Which of these is true of a tab bar? (a) hides extra links (b) switches main sections (c) undoes one move (d) opens a list of pages
  24. 24.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) shows 3 to 5 icons (d) undoes one move
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Feed (d) Friend list
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Help page”
    3. open “Friend list”
    4. open “Match report”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Video (d) Help page
  27. 27.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  28. 28.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) shows 3 to 5 icons
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. open “Video”
    4. tap the Home tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Help page”
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Match report (c) Help page (d) Map
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap the Home tab
    4. tap the Search tab
    Which screen are you on now?     (a) Score card (b) Home (c) Map (d) Search
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Match report”
    4. open “Match report”
    5. tap the Feed 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. tap the Lessons tab
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Edit photo
  34. 34.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  35. 35.Which of these is true of the back button? (a) hides extra links (b) shows 3 to 5 icons (c) opens a list of pages (d) goes to the last screen
  36. 36.🧭 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) Friend list (b) Profile (c) Home (d) Search
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Match report”
    4. open “Badges”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap the Search tab
    Which screen are you on now?     (a) Badges (b) Search (c) Profile (d) Home
  39. 39.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Score card

Answer key

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

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