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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 127 · 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 “Edit photo”
    2. tap Back
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Edit photo (c) Friend list (d) Map
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Help page”
    4. tap the Home tab
    5. open “Badges”
    Which screen are you on now?     (a) Search (b) Badges (c) Help page (d) Home
  4. 4.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) deletes the page (d) opens settings
  5. 5.Which of these is true of a tab bar? (a) hides extra links (b) shows 3 to 5 icons (c) goes to the last screen (d) opens a list of pages
  6. 6.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) a random page (d) the last app used
  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. open “Badges”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Settings tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Help page”
    Which screen are you on now?     (a) Score card (b) Help page (c) Quiz (d) Lessons
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. open “Match report”
    4. tap Back
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Chat (d) Settings
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. open “Edit photo”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    4. tap the Lessons tab
    5. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Badges (d) Edit photo
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Badges”
    4. tap the Home tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) goes to the last screen (d) shows 3 to 5 icons
  20. 20.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) sits at the bottom (d) shows 3 to 5 icons
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Badges”
    Which screen are you on now?     (a) Quiz (b) Badges (c) Me (d) Lessons
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Friend list”
    4. open “Badges”
    Which screen are you on now?     (a) Search (b) Home (c) Badges (d) Friend list
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  25. 25.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) hides extra links
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Settings tab
    4. open “Badges”
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Help page (d) Badges
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Match report”
    4. open “Map”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) switches main sections (d) goes to the last screen
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Match report (b) Map (c) Search (d) Home
  31. 31.Which of these is true of a menu button? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Search (c) Profile (d) Home
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Settings tab
    Which screen are you on now?     (a) Map (b) Settings (c) Chat (d) Feed
  36. 36.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 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
    4. tap the Me tab
    5. tap the Quiz tab
    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 Settings tab
    2. open “Match report”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap the Lessons tab
    5. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Video (d) Lessons

Answer key

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

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