A switch box that routes one input line to an output line; for example, to connect two computers to one printer. Manual data switches have dials or buttons. Automatic switches test for signals and provide first-come, first-served switching. See A/B box.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- Ballmer: Windows 7 sales on a roll
- Oh boy... this should be a fun Talkback... ntntyeap...for sure we'll be hearing what everyone has already said "ad nauseum".BallSack is a MoronPlain and Simple.I'm sure Win7 sales are decent. After all, it's hard to get an OS-less computer.....It is easy enough to get linuxpre-installed.Or buy a MacHowever,...
- Discussion threads 2009-11-20
- Inside the Google Chrome OS security model
- The proof will be in implementationAll of these lofty goals are one thing. Making it happen in code is quite another. It sounds like they are just giving a laundry list of what people want them to say. I'm in the "believe it when I see it" camp. Good intentions...
- Discussion threads 2009-11-19
- FAA hit with network glitch; Flight plans go manual
- Another glitch with a linux network? Its hard to believe people still use it for anything critical like the FAA and flight tracking. Its a toy OS and should not be used when the lives of people are dependent upon it.Cisco supplies the network backboneIt will be interesting to see...
- Discussion threads 2009-11-19
- AT&T launches Verizon counter-punch ad, keeps digging that hole
- There's a Cr-app for that!I only have one thing to say, Sprint! Well, two things, AT&T neglects to mention 4G. Well, three things, They are the most expensive carrier for the least amount of quality delivered. Oh wait, 4 things, I had an iPhone and loved the interface. In the...
- Discussion threads 2009-11-19
- FileSalvage 7.0 (Mac)
- FileSalvage is an extremely powerful data recovery tools designed to restore files that have been accidentally deleted, have become unreadable due to media faults, or were stored on a drive before it was re-initialized or formatted. It is device and file system independent, allowing the users to recover files from...
- Software downloads 2009-11-19
- What's next for Microsoft's Azure cloud platform?
- So MS is going cloud...Well, well, isn't this interesting. Does MS concede that the era of packaged client software is over? Again, MS is the follower and not the leader, and again, MS is following Google to the clouds. My prediction is that this will be a field day...
- Discussion threads 2009-11-18
- Google to demo Chrome OS; Detail launch plans
- the windoze killer has arrivedChrome OS will put the final nail in M$ coffin!You really can't be seriousyou have to be a fake or something.Your posts are allways way off the mark.By like a continent or two.Windoze? Grow up, manI hope Chrome is good - because it will make...
- Discussion threads 2009-11-17
- NetKiller ITAM 2.1.6 (Windows)
- If your company has more than 20 computers, it is time to use IT Asset Management ITAM to manage your resources more efficiently. NetKiller IT Asset Management ("ITAM") 4 is a web browser based online IT asset management service that consolidate computer hardware and software assets in real time to...
- Software downloads 2009-11-16
- Palm Pixi (Sprint)
- The debut of the Palm Pre got the tech world and gadget enthusiasts excited about Palm once again. Long considered dead in the water, Palm's innovative WebOS operating system buoyed it back into the spotlight, and the Pre was certainly a boon for the company as well as Sprint. While...
- Product reviews 2009-11-12
- Apple ranks 3rd in smartphones, nipping at RIMs heels
- What's more surprising......is Apple failed to dislodge RIM in the quarter the 3GS was launched whilst RIM launched nothing new of note (a new Curve and... err... hmm).Why don't we see what happens over the year and then form an opinion?RE: Apple ranks 3rd in smartphones, nipping at RIMs heelsI...
- Discussion threads 2009-11-12
- News to know: HP-3Com; AMD; Google; Blockbuster; Bing 2.0
- News to know intro: Sam Diaz: HP announces $2.7 billion acquisition of 3Com; raises outlook Larry Dignan: Cisco vs. HP: 3Com acquisition ups the ante John Morris: AMD updates roadmap, promises "supercomputer in your lap" ...
- Blog posts 2009-11-12
- Yes, Red Hat Enterprise Virtualization 3.0 will run on Linux
- This solidifies my decisionI currently have a cluster of a dozen RHEL 5.3 Cluster Suite servers. They have been a nightmare to use, maintain, and keep working right. Red Hat's clustering software is horrendously buggy. I never have gotten virtualization to work properly with the whole mess.After...
- Discussion threads 2009-11-11
- ContactGenie Toolkit 1.1 (Windows)
- ContactGenie Toolkit - 25 functions for Outlook '2000-'2007 in 8 categories to manage both standard and user-defined field data with full preview and ability to override any pending change prior to update. Supports both Outlook PST and Exchange based mailbox and public contact folders. Field manipulation functions include clear, paste,...
- Software downloads 2009-11-10
- Climate Eye for iPhone 1.2 (Mobile)
- Climate Eye for iPhone provides daily climate averages and weather forecast information for more than 1300 major cities and locations throughout the world. All data is supplied by official government sources in each respective country. It is ideal for travelers, weather hobbyists, students, and anyone with an interest in the...
- Software downloads 2009-11-10
- Did you buy a Motorola Droid? [open thread]
- The only reason I said nois because it's not enough of an improvement over the G1 to justify breaking my contract. Once we start seeing Android on Snapdragons then you'll get my attention.My new after 2 doesn't come up until ........ April but when it does I am getting one....
- Discussion threads 2009-11-09
- 1-abc.net File Washer 3.01 (Windows)
- By deleting files/folders/drives with this program you can switch between 8 different erasing methods, and all of them overwrite your old file and rename it before removing so the only thing that could ever be recovered with an undeleting tool will be senseless data. As a special feature you can...
- Software downloads 2009-11-09
- Amazon Kindle Wireless Reading Device (U.S. & International Wireless, Latest Generation)
- On October 22, 2009, Amazon discontinued the U.S.-only version of the Kindle and replaced it with the international Kindle model and set the price at $259. This new model--now called the "U.S. and International Kindle"--runs on AT&T's network and can access content on cellular networks inside and outside of the...
- Product reviews 2009-11-07
- Gantt Chart for Workgroup 2.4 (Windows)
- The Gantt Chart for Workgroup is a modern and extremely easy-in-use project plan system with the additional capability to share data over the network. This system allows you to specify complex tasks sequences - a task or multiple tasks can be required to be completed before other tasks can be...
- Software downloads 2009-11-06
- NetGear WNHDEB111 HD Gaming Wireless N Networking Kit
- Editors' note: As the NetGear WNHDEB111 HD Gaming Wireless N Networking Kit is a gaming networking accessory, we didn't put it through the same testing process we use for wireless routers.While home wireless products continue to invade the marketplace, the demand for high-speed wireless performance increases. At this point,...
- Product reviews 2009-11-05
- Windows 7's default UAC bypassed by 8 out of 10 malware samples
- RE: Windows 7's default UAC bypassed by 8 out of 10 malware samplesyawnWho can I trust *now*....Even Ed Bott said '7' was more secure!The Windows Infect Season is not over yet.. Nothing's changed.... That people even USE Windows these days is quite remarkable.... It must be the power of habit...
- Discussion threads 2009-11-05
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