From the point of view of ontology, the problem of right-wrong and morally good-evil which closely relates to the morality phenomenon belongs to the different gradients of moral category.

Described in this paper is a fault tolerant object replication algorithm based on CORBA.

Based on residue rings of polynomials, a general construction of m-ary codes of correcting t or fewer asymmetric error with the magnitude error criterion is presented.

The theft that is aimed at property of small value but ends with the acquisition of property of big value though against the will of the doer is object error rather than object deviation and should not be adjudged as crime of theft on deliberateness.