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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 159 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    4. tap the Search tab
    5. open “Help page”
    Which screen are you on now?     (a) Search (b) Help page (c) Home (d) Badges
  2. 2.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  4. 4.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) to use more battery (d) so users do not get lost
  5. 5.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) opens settings (d) deletes the page
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Profile (c) Search (d) Home
  7. 7.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap the Lessons tab
    4. tap the Lessons tab
    5. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Match report (c) Quiz (d) Friend list
  9. 9.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap Back
    4. tap the Me tab
    5. open “Badges”
    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 “Edit photo”
    2. tap the Home tab
    3. open “Badges”
    4. open “Map”
    Which screen are you on now?     (a) Home (b) Badges (c) Edit photo (d) Map
  12. 12.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. open “Match report”
    Which screen are you on now?     (a) Search (b) Score card (c) Match report (d) Home
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Me tab
    3. tap the Quiz tab
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Me (d) Quiz
  15. 15.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) at the bottom (d) inside a button
  16. 16.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) shows 3 to 5 icons (d) undoes one move
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Profile tab
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) hides extra links (c) sits at the bottom (d) switches main sections
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Score card”
    4. open “Match report”
    5. tap the Me tab
    Which screen are you on now?     (a) Match report (b) Me (c) Lessons (d) Score card
  20. 20.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Edit photo”
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Map (c) Help page (d) Edit photo
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Search (b) Video (c) Badges (d) Home
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Me (d) Lessons
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Match report”
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Score card”
    4. open “Map”
    Which screen are you on now?     (a) Feed (b) Map (c) Score card (d) Help page
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Profile
  31. 31.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) shows 3 to 5 icons (d) switches main sections
  32. 32.🧭 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 “Help page”
    Which screen are you on now?     (a) Help page (b) Search (c) Badges (d) Home
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. tap the Chat tab
    4. open “Map”
    5. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Map (d) Chat
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. open “Video”
    4. open “Friend list”
    5. open “Help page”
    Which screen are you on now?     (a) Video (b) Feed (c) Help page (d) Friend list
  35. 35.🧭 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”
    Which screen are you on now?     (a) Video (b) Home (c) Profile (d) Search
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. tap the Profile tab
    Which screen are you on now?     (a) Friend list (b) Profile (c) Search (d) Home
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Feed (c) Friend list (d) Chat
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Video”
    3. open “Score card”
    4. tap the Lessons tab
    5. open “Help page”
    Which screen are you on now?     (a) Map (b) Video (c) Score card (d) Help page
  40. 40.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) hides extra links (d) goes to the last screen

Answer key

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

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