Roopa Devi

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A mobile ad hoc network is a self-configured wireless network in which any mobile node can freely access the network at any time without the need of any fixed infrastructures. Due to high dynamic characteristics, these types of networks are easily prone to various security attacks. There are various mechanisms which provide secure communication i.e.,(More)
Cloud Computing is the technology provisioning services from remote Cloud Data Centers (CDC) using the Internet technologies where services range from compute to storage. This technology has evolved from distributed computing and it incorporates other technologies namely virtualization, grid and utility computing. The rate of users getting facilitated by(More)
This paper proposes an alternative approach of Pumping Lemma to prove a language to be non regular. In general, to prove a language to be non regular, pumping lemma decomposes the string to xyz and takes xy part into consideration for the proof (|xy|<=n and |y|>0). Instead of taking the first part of the(More)
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