140 research outputs found
An Investigation into the Efficacy of Three Erasure Tools under Windows 7
This paper examined three erasure software tools aimed at removing evidence of online and other activity, and was investigated using the Windows 7 operating system as the test platform. The tools in question were Anti- Tracks, Free Internet Eraser and Free Internet Window Washer. The findings included each of the tested software’s ability to completely erase target data on the drive. It also included examined whether the data was erased or merely the link to the data was deleted, making the file recoverable. It was found that the Anti-Tracks program did not erase any of the information targeted by the researchers. The Free Internet Window Washer software was able to erase Internet Explorer browser history, and recent document activity for the operating system, but not any other activity or information was erased. The last tool, Free Internet Eraser was able to erase all information apart from MSN Messenger chat history, and the temporary internet files. The conclusion is that end users should be careful in selecting or using such erasure tools as they may behave differently under different operating systems, and may not always remove beyond recovery all information
FAKTOR FAKTOR YANG MEMPENGARUHI PERSEPSI MASYARAKAT TERHADAP PERBANKAN SYARIAH DI SURABAYA
Sharia is Islamic law based on the rules of the agreement between the Bank and other
parties to deposit funds and / or financing business activities , or other activities that
otherwise in accordance with Sharia , among other things , financing based on the
principle of profit sharing ( mudaraba ) , based on the principle of equity financing (
musharaka ) , the principle of selling goods to make a profit ( murabaha ) , or the
financing of capital goods is based on the principle of pure lease without option ( ijara )
After testing , this study shows that there is a significant direct relationship between
product factors , partially on the public perception of Sharia Bank in Surabaya . So the
initial hypothesis which states that the product of Islamic banks significant positive effect
on public perception proved . In this case can be explained that the development efforts of
Islamic banks is not enough just based on the legal aspects and regulations but also must
be oriented to the market or the public as a service user ( consumer ) banking institutions .
Keywords : Sharia, Public perception, significant, banking instituio
PENAJAMAN DAN KEJELASAN OBJEK KAJIAN DALAM DISIPLIN ILMU GEOGRAFI
ABSTRAK Keragaman definisi geografi mengindikasikan arah objek materialnya yang beragam. Kejelasan obyek material dan formal suatu disiplin &nu diperlukan untuk lebih menjamin eksistensinya. Obyek material geografi hams dapat dijabarkan sehingga tampak jelas cabang &nu geografi dan ilniu bantunya.Salah sate definisi geografi yang dapat menekankan kejelasan obyek materialnya"Geografi adalah jinni yang rnempelajari .fenotnena permukaan burnt, yaitu ruangan di permukaan bumi yang terbentuk oleh unsur geosfer ( litosfer, attnosfer, hidrosfer, pedosfer, biosfer, dan antroposfer). yang benipa wilayah dan isi wilayah, dipelajari dengan pendekatan keruangan, ekologikal, dan kompleks wilayah untuk keperluan pengelolaan wilayah"
Penajaman Dan Kejelasan Objek Kajian Dalam Disiplin Ilmu Geografi
INTISARI
Keragaman definisi geografi mengindikasikan arah objek materialnya yang beragam. Kejelasan obyek material dan formal suatu disiplin &nu diperlukan untuk lebih menjamin eksistensinya. Obyek material geografi hams dapat dijabarkan sehingga tampak jelas cabang &nu geografi dan ilniu bantunya.Salah sate definisi geografi yang dapat menekankan kejelasan obyek materialnya
"Geografi adalah jinni yang rnempelajari .fenotnena permukaan burnt, yaitu ruangan di permukaan bumi yang terbentuk oleh unsur geosfer ( litosfer, attnosfer, hidrosfer, pedosfer, biosfer, dan antroposfer). yang benipa wilayah dan isi wilayah, dipelajari dengan pendekatan keruangan, ekologikal, dan kompleks wilayah untuk keperluan pengelolaan wilayah".
Kata kunci: objek material, fenomena permukaan bumi, wilaya
Experimental evidence indicating that mastreviruses probably did not co-diverge with their hosts
Background. Despite the demonstration that geminiviruses, like many other single stranded DNA viruses, are evolving at rates similar to those of RNA viruses, a recent study has suggested that grass-infecting species in the genus Mastrevirus may have co-diverged with their hosts over millions of years. This "co-divergence hypothesis" requires that long-term mastrevirus substitution rates be at least 100,000-fold lower than their basal mutation rates and 10,000-fold lower than their observable short-term substitution rates. The credibility of this hypothesis, therefore, hinges on the testable claim that negative selection during mastrevirus evolution is so potent that it effectively purges 99.999% of all mutations that occur. Results. We have conducted long-term evolution experiments lasting between 6 and 32 years, where we have determined substitution rates of between 2 and 3 × 10 -4substitutions/site/year for the mastreviruses Maize streak virus (MSV) and Sugarcane streak Réunion virus (SSRV). We further show that mutation biases are similar for different geminivirus genera, suggesting that mutational processes that drive high basal mutation rates are conserved across the family. Rather than displaying signs of extremely severe negative selection as implied by the co-divergence hypothesis, our evolution experiments indicate that MSV and SSRV are predominantly evolving under neutral genetic drift. Conclusion. The absence of strong negative selection signals within our evolution experiments and the uniformly high geminivirus substitution rates that we and others have reported suggest that mastreviruses cannot have co-diverged with their hosts. © 2009 Harkins et al; licensee BioMed Central Ltd
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