Dec 19, 2010 The original Mac OS went up to 9. Apple then switched to a Unix-based OS and used X, for 10, to signal a break from its original OS. The System is credited with popularizing the graphical user interface concept. Mac OS releases have existed in two major series. Up to major revision 9, from 1984 to 2000, it is historically known as Classic Mac OS. Major revision 10, from 2001 to present, has had the brand name of Mac OS X and now OS X. Hugs and kisses or XOXO is a term used for expressing sincerity, faith, love, or good friendship at the end of a written letter, email or SMS text message. The common custom of placing 'X' on envelopes, notes and at the bottom of letters to mean hugs dates back to the Middle Ages, when a Christian cross was drawn on documents or letters to mean sincerity, faith, and honesty. It was this practice that lead to the 'X' representing a kiss. O is an American thing and represents the arms wrapping around someone. The REAL definition behind X's and O's is this The first mention in literature of XXX for kisses at the bottom of a letter was in 1901, according to the Oxford English Dictionary.
What Does X Mean
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Mac OS X is Apple's operatingsystem for its line of Macintosh computers. Its interface, known asAqua, is built on a Unix foundation. Although ithas much of the look and feel of the former Mac OS,features such as preemptive multitasking, symmetric multiprocessing,multithreading, and protected memory give Mac OS X improved stabilityand performance. For the current version's system requirements, seeApple's Mac OS XTechnical Specifications.
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Currently, four Mac OS X-related products are available:
Mac OS X: This is the version most Macintoshowners should use. It is a consumer operating system designed for useon your personal computer. For more information, see Apple's Mac OS X page and Developer page forMac OS X.
What Does The X Stand For In Os X
Mac OS X Server: This is Apple's server operatingsystem. It is similar to the consumer release of Mac OS X, but alsoincludes a suite of network services, such as a print server, filesharing, QuickTime streaming, NetBoot, and advanced webhosting. For more information, see Apple's Mac OS X Server page.
iOS: Based on Mac OS X, versions of iOS run on theiPhone, the iPod touch, and the iPad. The iOS was designed forhandheld devices, and is much more tightly controlled than otherversions of Mac OS X. Despite their shared origins, applications(apps) developed for iOS are not compatible with Mac OS X, and viceversa.
What Does The X Stand For In Os X 2
Darwin:Darwin is the Unix-likefoundation upon which Mac OS X is based. Its code is opensource, and it is available as a stand-alone operatingsystem. Although Darwin will run many Unix applications, including theX Window System, it does not have the Mac OS X interfaceand thus will not run Mac OS X applications. For more information, seeApple's Developer Open Sourcepage.