Linux Sysfs Question: Download Linux Sysfs PDF

Which one of the following function is used to add the kobject to sysfs?
a) kobject_add()
b) kobject_register()
c) kobject_init()
d) all of the mentioned

d) all of the mentioned

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Which one of the following is a element of a kset data structure? a) pointer to the subsystem descriptor b) pointer to the kobject type descriptor of the kset c) both (a) and (b) d) none of the mentioned	Which one of the following function is used to create a new attribute? a) sysfs_create_file() b) sysfs_attribute c) both (a) and (b) d) none of the mentioned