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The chkdsk command on Windows XP. CHKDSK can be run from DOS prompt, Windows Explorer, Windows Command Prompt, Windows PowerShell or Recovery Console. [10] On Windows NT operating systems, CHKDSK can also check the disk surface for bad sectors and mark them (in MS-DOS 6.x and Windows 9x, this is a task done by Microsoft ScanDisk).
College campuses used computer mainframes in education since the initial days of this technology, and throughout the initial development of computers. The earliest large-scale study of educational computer usage conducted for the National Science Foundation by The American Institute for Research concluded that 13% of the nation's public high schools used computers for instruction, although no ...
The Mendeley research catalog is a crowdsourced database of research documents. Researchers have uploaded nearly 100M documents into the catalog with additional contributions coming directly from subject repositories like Pubmed Central and Arxiv.org or web crawls. Free Mendeley [98] Merck Index: Chemistry, Biology, Pharmacology: Also available ...
In the English Wikipedia, verifiability means that people are able to check that information comes from a reliable source. Its content is determined by previously published information rather than editors' beliefs, experiences, or previously unpublished ideas or information. Even if you are sure something is true, it must have been previously ...
Historians carry out original research, often using primary sources. Historians often have a PhD or advanced academic training in historiography, but may have an advanced degree in a related social science field or a domain specific field; other scholars and reliable sources will typically use the descriptive label historian to refer to an historian.
Consequently, some judgment and comparison of sources is needed in order to identify reliable sources. Reliable sources respect truth; a source that is commonly untruthful is not reliable. A source may be partly or more or less reliable. Concurrence of possibly reliable sources may help in identifying reliable sources, and editors should seek it.
Reliable scholarship – Material such as an article, book, monograph, or research paper that has been vetted by the scholarly community is regarded as reliable, where the material has been published in reputable peer-reviewed sources or by well-regarded academic presses.
The goal of cryptanalysis is for a third party, a cryptanalyst, to gain as much information as possible about the original ("plaintext"), attempting to "break" the encryption to read the ciphertext and learning the secret key so future messages can be decrypted and read. [2] A mathematical technique to do this is called a cryptographic attack ...