Use these links to expand your knowledge in SSAS n SSRS. You should be able to answer in the mock regarding these issues related to SSAS.
Some useful nd Important article abt AS and RS
SSAS
http://blog.sqlauthority.com/2011/01/23/sqlauthority-news-download-whitepaper-enabling-and-securing-data-entry-with-analysis-services-writeback/ (Cube WriteBack)
(Virtual Cubes)
http://blogs.perficient.com/businessintelligence/tag/virtual-cubes/
http://msdn.microsoft.com/en-us/library/aa216377(v=sql.80).aspx
DATAMINING MODELS through SSAS
http://msdn.microsoft.com/en-us/library/bb510523.aspx (Tutorials)
http://www.mssqltips.com/tip.asp?tip=1560 (Using SSIS Analysis Services Processing task in SQL server 2005)
http://learnmicrosoftbi.blogspot.com/2010/10/implementation-of-proactive-caching-in.html
Read about Partitions, storage modes,
SSRS
SHAREPOINT INTEGRATION MODE (You can use MSDN source for additional stuff)
http://msdn.microsoft.com/en-us/library/bb326288.aspx
http://msdn.microsoft.com/en-us/library/bb283155.aspx
http://acveer.wordpress.com/2011/03/07/deploying-srss-reports-to-sp2010/
Good Luck
SANTOSH K GADILA