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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 73 · 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 “Score card”
    2. tap Back
    3. open “Edit photo”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 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
  5. 5.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the last app used (d) the phone settings
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Home tab
    4. open “Help page”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Chat (d) Feed
  9. 9.🧭 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
  10. 10.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  11. 11.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Search (d) Home
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Search (c) Score card (d) Home
  14. 14.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 3 to 5 (d) 10 to 12
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Map”
    3. tap the Home tab
    4. open “Friend list”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. open “Edit photo”
    4. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Edit photo (d) Video
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of the back button? (a) sits at the bottom (b) shows 3 to 5 icons (c) goes to the last screen (d) switches main sections
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Map”
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Map (d) Badges
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Edit photo (d) Me
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. open “Score card”
    4. tap the Home tab
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of a menu button? (a) opens a list of pages (b) goes to the last screen (c) switches main sections (d) sits at the bottom
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap the Profile tab
    4. open “Help page”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) switches main sections
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. tap the Search tab
    4. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Video (d) Search
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Lessons tab
    5. tap the Me tab
    Which screen are you on now?     (a) Me (b) Match report (c) Lessons (d) Friend list
  27. 27.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  28. 28.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) shows 3 to 5 icons (d) undoes one move
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Map”
    Which screen are you on now?     (a) Feed (b) Map (c) Settings (d) Chat
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Score card”
    Which screen are you on now?     (a) Score card (b) Match report (c) Chat (d) Feed
  31. 31.🧭 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. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. open “Map”
    4. open “Friend list”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    4. tap the Settings tab
    5. open “Badges”
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Chat (d) Feed
  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.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Profile tab
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Settings
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now?     (a) Map (b) Home (c) Badges (d) Search
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Score card”
    4. tap Back
    5. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Friend list (c) Score card (d) Feed
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Chat (d) Feed

Answer key

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

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