Computer Networking Fundamentals
The sharing of fax machines, printers, and modems amongst many computers and users reduce the operational cost. A database on a computer network is a very important application as it stores and runs many important data and jobs. Emails and chats can be used for instantaneous communication and sending of files on a computer network.The computer networks are classified, depending upon the size, as Local Area Networks (LAN), Wide Area Networks (WAN), Metropolitan Area Networks (MAN) and Personal Area Networks (PAN). The topology (topology is the way the computer networks and network resources are connected) of the networking can be classified as Bus Network, Ring Network and Star Network.
The networking hardware basically consists of wiring, network cards and a hub. Computer network cards are required so that one computer can understand what the other computer is “talking”. Network cards have a unique MAC address to identify co...
Posted : February 05, 2010 | 
Comments : 0 | 
Computer Help
Computer HelpWhere and How to Get It
Well there's no denying it - No matter how new or how well maintained our computers are, we all encounter computer problems sooner or later. The good news is that we don't have to face them alone. There are a ton of resources available to walk us through computer issues but it may take a little knowledge in knowing how to access them. This article will show you how.
1. Remember help files. It's funny, but people seem to forget that every computer and every program installed on a computer comes with its own help file. Even the operating system of a computer has a help file and it really should be the first place to look for answers. Help files are designed not only to guide the usage of a computer, they're also designed to solve problems. Inside a help file, look for a section called, "Troubleshooting" (or something similar) when you need to resolve an issue. This section is reserved for solving problems specific t...
Posted : June 08, 2009 | Comments : 3 | 
Midday Glance: Computer companies (AP v...
Published:Wed, 03 Feb 2010 20:05:25 GMT
NEW YORK (AP) -- Shares of some top computer companies are mixed at noon: Apple Inc rose $2.76 or 1.4 percent, to $198.62. Dell Inc rose $.01 or percent, to $13.31. Hewlett Packar......
Code defends against stealthy computer ...
Published:Thu, 04 Feb 2010 01:29:30 GMT
Self-propagating worms are malicious computer programs, which, after being released, can spread throughout networks without human control, stealing or erasing hard drive data, int......
Early Glance: Computer companies (AP vi...
Published:Wed, 03 Feb 2010 15:31:58 GMT
NEW YORK (AP) -- Shares of some top computer companies are up at 10 a.m.: Apple Inc rose $1.58 or .8 percent, to $197.44. Dell Inc rose $.12 or .9 percent, to $13.42. Hewlett Pack......
Apple iPad to ignite tablet computer ma...
Published:Wed, 03 Feb 2010 00:58:43 GMT
ABI Research said Tuesday that Apples iPad highlights the real start of a tablet computer market that should grow more than tenfold to reach about 57 million devices sold annually......
Google tailoring tablet computer softwa...
Published:Wed, 03 Feb 2010 00:46:37 GMT
As iPad commanded the technology worlds attention, Google continued working quietly on tablet computer software that could run rivals to Apples latest creation.......
