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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 657 · 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. open “Map”
    3. open “Edit photo”
    4. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Home (d) Score card
  2. 2.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) in the middle (d) at the bottom
  3. 3.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) shows 3 to 5 icons (d) hides extra links
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Help page
  5. 5.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. tap Back
    4. open “Map”
    5. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Search (c) Map (d) Home
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Feed tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) deletes the page (d) closes all apps
  10. 10.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. tap the Feed tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Quiz tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Help page”
    4. tap the Search tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Match report (d) Home
  14. 14.🧭 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
  15. 15.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  16. 16.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Score card”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Video”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Profile (b) Home (c) Video (d) Match report
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Score card”
    Which screen are you on now?     (a) Video (b) Home (c) Edit photo (d) Score card
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    4. tap Back
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    4. tap the Chat tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Chat (c) Video (d) Help page
  24. 24.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) sits at the bottom (d) shows 3 to 5 icons
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. open “Score card”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. open “Video”
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Video (c) Feed (d) Chat
  27. 27.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. open “Video”
    4. open “Video”
    5. open “Badges”
    Which screen are you on now?     (a) Video (b) Badges (c) Help page (d) Feed
  29. 29.Which of these is true of a menu button? (a) opens a list of pages (b) shows 3 to 5 icons (c) goes to the last screen (d) switches main sections
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. tap the Me tab
    4. tap the Me tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    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. tap the Profile tab
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    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 Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. open “Help page”
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) undoes one move (d) sits at the bottom
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    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 “Badges”
    2. tap Back
    3. open “Help page”
    4. tap the Lessons tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Badges (c) Lessons (d) Help page
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Video (d) Home
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Score card”
    3. tap the Feed tab
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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