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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 166 · 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 of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) undoes one move (d) hides extra links
  2. 2.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  3. 3.🧭 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 the Home tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Match report
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Edit photo”
    4. open “Badges”
    Which screen are you on now?     (a) Feed (b) Badges (c) Edit photo (d) Video
  5. 5.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. open “Map”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  8. 8.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) goes to the last screen (d) sits at the bottom
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Map”
    4. tap the Chat tab
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Chat (c) Feed (d) Map
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Settings (d) Chat
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Friend list
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. open “Video”
    4. tap Back
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Help page (c) Match report (d) Home
  18. 18.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) that tab’s main screen (d) the phone settings
  19. 19.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) goes to the last screen (d) switches main sections
  20. 20.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) inside a button (d) in the middle
  21. 21.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) hides extra links (d) goes to the last screen
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Badges
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. open “Badges”
    5. tap the Settings tab
    Which screen are you on now?     (a) Badges (b) Friend list (c) Settings (d) Help page
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Help page (d) Match report
  26. 26.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  27. 27.🧭 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 Home tab
    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 “Friend list”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Map (d) Friend list
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Search tab
    4. tap the Profile tab
    5. open “Score card”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Match report (d) Score card
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Badges (c) Me (d) Lessons
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. tap the Profile tab
    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 “Help page”
    2. tap Back
    3. open “Friend list”
    4. tap Back
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Help page (c) Home (d) Friend list
  34. 34.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  35. 35.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Badges (d) Chat
  37. 37.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Help page”
    3. 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 Profile tab
    2. open “Video”
    3. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Video
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. tap the Settings tab
    4. open “Friend list”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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