Many trojans and backdoors now have remote administration capabilities allowing an individual to control the victim's computer. Many times, a file (often called a client or stub) must be opened on the victim's computer before the hacker can have access to it.
quotient - the ratio of two quantities to be divided. 1  proportion - the quotient obtained when the magnitude of a part is divided by the magnitude of the whole. 2  ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
Definitions. \Quin*tet\, Quintette \Quin*tette\, n. [It. quintetto, dim. of quinto the fifth, a fifth part, from L. quintus the fifth: cf. F. quintette. See {Quint}.] (Mus.) A composition for five voices or instruments; also, the set of five persons who sing or play five-part music.