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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 311 · 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 “Badges”
    2. tap Back
    3. tap the Home tab
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Badges (c) Search (d) Profile
  2. 2.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  3. 3.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  4. 4.Which of these is true of the back button? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) shows 3 to 5 icons
  5. 5.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) closes all apps (d) deletes the page
  6. 6.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
  7. 7.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) a random page (c) the last app used (d) that tab’s main screen
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap the Feed tab
    4. tap the Settings tab
    5. open “Badges”
    Which screen are you on now?     (a) Chat (b) Badges (c) Feed (d) Settings
  9. 9.Which of these is true of a tab bar? (a) hides extra links (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Edit photo”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Friend list”
    3. open “Help page”
    4. open “Edit photo”
    5. tap Back
    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 Search tab
    2. open “Match report”
    3. tap Back
    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) nowhere (b) inside a button (c) at the bottom (d) in the middle
  14. 14.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) goes to the last screen (d) sits at the bottom
  15. 15.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) switches main sections
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Video (b) Feed (c) Score card (d) Chat
  18. 18.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 20 (c) 10 to 12 (d) 1
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Map”
    4. tap the Lessons tab
    5. tap the Me tab
    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. tap the Home tab
    2. tap the Home tab
    3. open “Friend list”
    4. open “Match report”
    5. tap Back
    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 “Video”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Video (c) Lessons (d) Quiz
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Lessons tab
    4. tap the Me tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    4. tap the Profile tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Home tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Friend list
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Help page”
    Which screen are you on now?     (a) Home (b) Search (c) Help page (d) Profile
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) goes to the last screen
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Video”
    Which screen are you on now?     (a) Friend list (b) Video (c) Quiz (d) Lessons
  30. 30.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Score card”
    4. open “Edit photo”
    Which screen are you on now?     (a) Score card (b) Video (c) Edit photo (d) Friend list
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Help page”
    4. open “Help page”
    Which screen are you on now?     (a) Badges (b) Help page (c) Home (d) Search
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  35. 35.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Score card”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Friend list”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Settings (d) Chat
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Video (d) Edit photo
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap the Profile tab
    4. open “Badges”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. Home
  2. a tab bar
  3. the back button
  4. undoes one move
  5. goes to the last screen
  6. sits at the bottom
  7. that tab’s main screen
  8. Badges
  9. switches main sections
  10. 2
  11. 3
  12. 0
  13. at the bottom
  14. goes to the last screen
  15. hides extra links
  16. 0
  17. Feed
  18. 3 to 5
  19. 0
  20. 1
  21. Lessons
  22. 1
  23. 1
  24. 1
  25. Chat
  26. Help page
  27. 1
  28. shows 3 to 5 icons
  29. Video
  30. opens a list of pages
  31. Edit photo
  32. Help page
  33. 1
  34. the back button
  35. a menu button
  36. 0
  37. Friend list
  38. Quiz
  39. 2
  40. 1

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