Download JNTU 2-1 CSE & IT Text books
Probability
http://www.ziddu.com/download/1463908/propability.pdf.html
Advanced Data Structures
http://www.ziddu.com/download/5568563/DATASTRUCTURESNOTES.rar.html
Digital Logic Design
FundamentalsofDigitalLogicwithVHDLDesign
http://www.ziddu.com/downloadlink/5261945/FundamentalsofDigitalLogicwithVHDLDesign.pdf
DigitalLogicAndComputerDesign-MorrisMano
http://www.ziddu.com/download/5474193/DigitalLogicAndComputerDesign-MorrisMano.rar.html
MEFA
http://www.ziddu.com/download/1456128/MEFA_Most_Important_Questions.doc.html