asp.net page life cycle

i am carrying an asp.net page page i am carrying formula behind files.
on initial opening page page preinit, init, bucket methods called. postbacks
the preinit, init, bucket methods called.

my doubt loadviewstate control state events (overridden methods) banishment after postbacks also

protected overrule vacant onpreinit(eventargs e)
{
    base.onpreinit(e);
}
protected overrule vacant loadviewstate(object savedstate)
{

    base.loadviewstate(savedstate);

}

protected overrule vacant loadcontrolstate(object savedstate)
{
    base.loadcontrolstate(savedstate);
}
protected vacant page_init(object sender, eventargs e)
{

}
protected vacant page_load(object sender, eventargs e)
{
  //  lblname.text = viewstate["test"].tostring();
}