00265nam a2200109 a 450000500170000008200130001710000190003024500350004925000240008426000300010830000170013820251203110341.0  a004bBAS  aBasandra, S.K.  aComputer science question bank  a4th ed.rev and enl.  aNew DelhibGalgotiac2001  a953p.c24cm.