prophase-the first stage of mitosis. mitosis-cell division in which the nucleus divides into nuclei containing the same number of chromosomes. phase of cell division-a stage in meiosis or mitosis.
The Chromebookâs security model means the antivirus industry is facing a new kind of PC more similar to the iPhone than a netbook, argues Perimeter E-Security chief technology officer Andrew Jaquith: a limited device with security inherent in its restrictions .
A Chromebook is a laptop running Chrome OS as its operating system. The devices are designed to be used primarily while connected to the Internet, with most applications and data residing in the cloud. A Chromebook is an example of a thin client. The first Chromebooks for sale, by Acer Inc. and Samsung, began shipping on June 15, 2011. In addition to laptop models, a desktop version, called a Chromebox, was introduced in May 2012, and an all-in-one device was introduced in January 2014, by LG Electronics.