LINKdotNET Senior Systems Engineer interview questions

English test for 1 hour then HR and technical interview, the English test was not easy it was 30 multiple choice questions and a 5 questions comprehension and 2 compositions, the HR and technical test are both at the same session, there were 2 asking technical questions about Exchange, Lync, DC, blades, failover, DPM, high availability, they also asked about DAG, CAS rule, what is the difference between blades and rack mounted, what is the use of scom, what is the use of sccm, what was used for lync certificate, how to migrate from lync2010 to lync 2013, what are the fismo rules, do we have to put all this rules in our DC, what is clustering, what is server teaming, what is used for virtualization