Example 172,570 people in America were diagnosed with lung cancer in 2005, a year in which there were approximately 290,000,000 Americans, yielding an absolute risk of 1:1,680 of being diagnosed with lung cancer.
Definition: A local area network (LAN) supplies networking capability to a group of computers in close proximity to each other such as in an office building, a school, or a home.A LAN is useful for sharing resources like files, printers, games or other applications.ost local area networks use Wi-Fi or Ethernet for connectivity between devices. (See also-Comparing Wired and Wireless Network Technology). Each of these local networks may stand alone (disconnected from any other network) or may connect to other LANs and additionally a WAN (such as the Internet).
A local-area network (LAN) is a computer network that spans a relatively small area. Most LANs are confined to a single building or group of buildings, however, one LAN can be connected to other LANs over any distance via telephone lines and radio waves.A system of LANs connected in this way is called a wide-area network (WAN) . Most LANs connect workstations and personal computers.ypes of Local-Area Networks (LANs). There are many different types of LANs, with Ethernets being the most common for PCs. Most Apple Macintosh networks are based on Apple's AppleTalk network system, which is built into Macintosh computers.