Dlya izucheniya sistem obsluzhivaniya, kotorye ne poddayutsya issledovaniyu analiticheskimi metodami, primenyaetsya imitatsionnoe modelirovanie. GPSS World obshchetselevaya sistema, prednaznachennaya dlya sozdaniya imitatsionnykh modeley. Kazhdyy chelovek sklonen po-raznomu vosprinimat' informatsiyu. Bol'shinstvu izuchat' novoe legche vsego na konkretnykh primerakh. Predlagaemoe uchebnoe posobie postroeno v vide sbornika programm dlya sredy GPSS World avtorskikh modeley razlichnykh sistem massovogo obsluzhivaniya. Kazhdaya model' soprovozhdaetsya podrobnymi poshagovymi poyasneniyami. Znachitel'noe vnimanie udelyaetsya sozdaniyu modeley sistem i otdel'nym aspektam modelirovaniya, nedostatochno osveshchyennym v literature: sistemam s porogovymi strategiyami funktsionirovaniya, s gruppovym pribytiem zayavok, s otdel'nymi ocheredyami k kazhdomu kanalu, s neodnorodnymi kanalami, zamknutym sistemam, opredeleniyu kharakteristik zanyatosti otdel'nykh kanalov i sistemy v tselom. Kniga prednaznachena dlya shirokogo kruga chitateley: studentov, aspirantov, inzhenerov, prepodavateley, nauchnykh sotrudnikov, zanimayushchikhsya modelirovaniem sistem massovogo obsluzhivaniya.