Free Download IGNOU blocks and study material from here.
Free Download IGNOU books, Download IGNOU Assignments December 2009, Free Download IGNOU study material, Download IGNOU Question Papers, IGNOU Student
The block are not of this subject but of a minor version of it viz cs71 ....was it intentional?
It's an MCA paper and cs71 is a BCA paper.
can u get MECHANICAL ENGG blocks here too..