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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 461 · 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 the Search tab
    3. open “Help page”
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Friend list (d) Home
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  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.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.Which of these is true of a menu button? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) switches main sections
  6. 6.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  7. 7.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) goes to the last screen
  8. 8.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  9. 9.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  10. 10.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. tap the Chat tab
    Which screen are you on now?     (a) Score card (b) Settings (c) Feed (d) Chat
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Help page”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Friend list”
    4. open “Score card”
    5. 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) switches main sections (b) shows 3 to 5 icons (c) sits at the bottom (d) undoes one move
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Friend list”
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Lessons (d) Friend list
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Score card”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Home (d) Score card
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. open “Video”
    4. tap the Chat tab
    5. open “Badges”
    Which screen are you on now?     (a) Video (b) Feed (c) Chat (d) Badges
  24. 24.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) shows 3 to 5 icons (d) goes to the last screen
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Search (c) Edit photo (d) Home
  26. 26.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 20 (c) 10 to 12 (d) 1
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Map
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Help page (b) Quiz (c) Match report (d) Lessons
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Match report”
    4. open “Video”
    5. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Video (d) Match report
  30. 30.Which of these is true of a menu button? (a) goes to the last screen (b) sits at the bottom (c) hides extra links (d) switches main sections
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Search (c) Match report (d) Home
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap the Profile tab
    4. open “Match report”
    5. open “Video”
    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 “Map”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Feed (b) Map (c) Chat (d) Friend list
  34. 34.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the phone settings (d) the last app used
  35. 35.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) opens a list of pages (d) shows 3 to 5 icons
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Map”
    4. open “Badges”
    5. tap the Profile tab
    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. tap the Search tab
    3. open “Score card”
    Which screen are you on now?     (a) Profile (b) Score card (c) Home (d) Search
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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