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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 637 · 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 part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  2. 2.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) goes to the last screen (d) undoes one move
  3. 3.🧭 What does the back button usually do? (a) closes all apps (b) goes to the last screen (c) opens settings (d) deletes the page
  4. 4.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) switches main sections (d) shows 3 to 5 icons
  5. 5.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Edit photo (d) Profile
  7. 7.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  10. 10.Which of these is true of a tab bar? (a) switches main sections (b) opens a list of pages (c) hides extra links (d) undoes one move
  11. 11.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  12. 12.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) sits at the bottom (d) undoes one move
  13. 13.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) sits at the bottom (d) switches main sections
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap the Settings tab
    5. tap the Feed 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 “Video”
    2. tap Back
    3. open “Help page”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 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
  18. 18.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) so users do not get lost (d) to look busy
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Profile (c) Home (d) Search
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Profile tab
    4. open “Map”
    Which screen are you on now?     (a) Friend list (b) Map (c) Home (d) Score card
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap the Chat tab
    4. tap the Settings tab
    5. open “Help page”
    Which screen are you on now?     (a) Match report (b) Help page (c) Feed (d) Friend list
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.Which of these is true of a menu button? (a) opens a list of pages (b) undoes one move (c) sits at the bottom (d) switches main sections
  25. 25.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) inside a button (d) at the bottom
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Quiz (d) Lessons
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. tap the Quiz tab
    4. open “Friend list”
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. tap the Feed tab
    4. tap the Settings tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Feed (c) Chat (d) Settings
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Edit photo”
    4. open “Match report”
    Which screen are you on now?     (a) Score card (b) Feed (c) Edit photo (d) Match report
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Help page”
    4. tap Back
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Chat tab
    4. tap the Settings tab
    5. tap the Settings tab
    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 “Edit photo”
    2. open “Map”
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Feed (d) Map
  34. 34.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 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”
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Edit photo
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. open “Map”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Home (d) Map
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Lessons (c) Match report (d) Quiz
  39. 39.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) undoes one move (c) goes to the last screen (d) hides extra links
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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