← Navigation: tabs and the back button lesson New set →

App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 94 · 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 of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) shows 3 to 5 icons (d) undoes one move
  2. 2.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap the Feed tab
    4. open “Score card”
    5. open “Badges”
    Which screen are you on now?     (a) Friend list (b) Badges (c) Score card (d) Feed
  5. 5.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) switches main sections (d) shows 3 to 5 icons
  6. 6.Which of these is true of the back button? (a) goes to the last screen (b) shows 3 to 5 icons (c) hides extra links (d) switches main sections
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Map”
    3. open “Match report”
    4. open “Badges”
    5. tap the Feed tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Badges (d) Map
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. tap the Home tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  10. 10.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the last app used (d) the phone settings
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Video”
    4. tap the Quiz tab
    5. tap the Me tab
    Which screen are you on now?     (a) Video (b) Lessons (c) Me (d) Map
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Friend list”
    Which screen are you on now?     (a) Map (b) Search (c) Friend list (d) Home
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Settings tab
    4. open “Help page”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  16. 16.Which of these is true of a tab bar? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) undoes one move
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Map”
    4. open “Score card”
    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 Search tab
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Video (b) Profile (c) Home (d) Search
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. open “Friend list”
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Badges”
    3. open “Score card”
    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. tap the Feed tab
    2. open “Edit photo”
    3. open “Badges”
    Which screen are you on now?     (a) Badges (b) Chat (c) Feed (d) Edit photo
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Badges (d) Lessons
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) closes all apps (d) goes to the last screen
  25. 25.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Badges”
    4. open “Edit photo”
    5. open “Map”
    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 “Match report”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Chat (b) Score card (c) Match report (d) Feed
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap Back
    4. open “Map”
    5. tap the Search tab
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Map
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. tap the Quiz tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  31. 31.Which of these is true of a tab bar? (a) undoes one move (b) shows 3 to 5 icons (c) opens a list of pages (d) hides extra links
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Chat tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Badges (c) Settings (d) Chat
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  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 “Friend list”
    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. open “Map”
    2. tap the Search tab
    3. open “Edit photo”
    4. tap Back
    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. tap the Search tab
    2. open “Score card”
    3. open “Map”
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Map (c) Home (d) Score card
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    4. tap the Search tab
    5. open “Badges”
    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. tap the Quiz tab
    2. open “Video”
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Video (c) Lessons (d) Me
  39. 39.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  40. 40.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) inside a button (d) in the middle

Answer key

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

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students