000 00321nam a2200121Ia 4500
008 220201s2001 xx 000 0 eng d
082 _a4
_bPReference A
100 _aPrakash,Dev
245 0 _aInformation technology
_bquestion bank
260 _bCyber Tech Publications
_aNew Delhi
_c2001
300 _a624p.
942 _2ddc
999 _c10251
_d10251