000			00477nam a2200145 4500
999			_c37107 _d37107
020			_a9789350141069 (pbk)
082			_bSEH _a005.43
100			_aSehgal, Umesh
245			_aOperating systems
260			_aNew delhi _bS. K. kataria & sons _c2011
300			_a353 p. _b: ill. _c; 24 cm.
500			_aIncludes Index.
650			_aOperating systems _aMicrocomputers _vcommunication _vMemory management _vSystems programming (Computer science) _vFiling systems _vFC
942			_cBK