# Write a Python program to check multiple keys exists in a dictionary.  
 student = {
  'name': 'Alex',
  'class': 'V',
  'roll_id': '2'
}
print(student.keys() >= {'class', 'name'})
print(student.keys() >= {'name', 'Alex'})
print(student.keys() >= {'roll_id', 'name'})
