MC assignment to be submittted on or before 25th oct

1)Explain cache invalidation mechanism in detail.
2)Explain power and context aware computing with applications.
3)Explain push based data recovery with atleast one application.
4)Explain pull based delivery?explain hybrid delivery with suitable examples.
5)Distinguish bw proactive and reactive protocols in MANETs with an example each.
6)Discuss security issues in MANETs.
7)Primary goals of WAP?Explain its protocol architecture.
8)Explain bluetooth architecture.
9)Explain J2ME architecture with a neat diagram

4 out of these would appear in the mid2 exam