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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 363 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Badges (c) Quiz (d) Lessons
  2. 2.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) goes to the last screen (d) undoes one move
  3. 3.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Help page”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  6. 6.Which of these is true of a menu button? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
  7. 7.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) switches main sections (d) undoes one move
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. tap the Profile tab
    4. tap the Profile tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  13. 13.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) shows 3 to 5 icons
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. tap the Quiz tab
    4. tap the Lessons tab
    5. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Edit photo
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Profile (c) Home (d) Search
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Home tab
    4. tap the Search tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) at the bottom (d) in the middle
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Badges”
    4. tap the Profile tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Search (c) Edit photo (d) Badges
  25. 25.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. tap the Chat tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Home tab
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Home (c) Video (d) Search
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Chat tab
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Match report”
    4. open “Score card”
    Which screen are you on now?     (a) Home (b) Search (c) Score card (d) Match report
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 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
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Badges (d) Search
  33. 33.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 10 to 12 (d) 1
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. tap the Me tab
    5. open “Map”
    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 Chat tab
    2. tap the Feed tab
    3. open “Badges”
    4. tap the Settings tab
    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 Settings tab
    3. open “Badges”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. open “Map”
    4. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Profile (d) Home
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Map”
    3. open “Edit photo”
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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