A file system that contains its own recovery capability in the event of a failure. Before the disk indexes are updated, the information about the changes is recorded in a separate log (the journal). If a power or other system failure corrupts the indexes as they are being rewritten, the operating system can use the log to repair them when the computer is restarted.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2008 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- US proposes DNS fix: digital signatures
- The Commerce Department is considering deploying digital signatures to make DNS less susceptible to hacking, ComputerWorld reports. Under the proposal, DNS records would be signed by DNSSEC Domain Name and Addressing System Security Extensions. There have been some commitments to the system for the following top-level domains:...
- Blog posts 2008-10-10
- America's airways ready for NextGen
- It's time – long past time – to upgrade the U.S. air traffic control system. The current system, designed during World War II, contributes mightily to flight delays, customer dissatisfaction and a massive energy wastefulness. But a GPS satellite-based system, on the drawing board for more than a decade, has...
- Blog posts 2008-10-10
- Will you forget about Android?
- Chris O'Brien from the Silicon Valley Mercury News has an interesting article on why he thinks we will soon forget about Android. When you look at Android up against iPhone, you have to agree that it's going to be a an uphill battle. But if anyone can do...
- Blog posts 2008-10-10
- Wall Street: MSFT should buy Yahoo, consider RIM
- A Wall Street investor has suggested that the stars may be aligned just right for Microsoft to make another run at Yahoo, this time for $22 per share. Investment fund Mithras Capital, which owns more than 1.9 million shares, or 0.14 percent, of Yahoo, said Microsoft has a window of...
- Blog posts 2008-10-10
- Netbook returns blamed on Linux 'teething problems'
- Higher return rates for Linux-based netbooks don't necessarily reflect badly on the open-source operating system, according to Ubuntu backer Canonical. The return rate on Linux-powered netbooks may be higher than that for Windows netbooks, but this isn't necessarily a bad thing for Linux, according to Canonical. ...
- News items 2008-10-10
- Is OpenOffice good enough?
- Yes. OK, obviously there's more to this story than my tongue-in-cheek answer. This came up after one of our supercool, power user secretaries (who is an Office 2003/2007 wiz) ran a training session for the other secretaries in the district. The other secretaries are largely...
- Blog posts 2008-10-10
- News to know: Apple's $800 laptop; MS and Mac Patch Days; Vista Home for business
- Here are today's notable headlines. You can get News To Know via email alert and RSS daily: Ryan Naraine: Mac OS X Patch Day: 40 security flaws fixed MS Patch Tuesday heads-up: 11 bulletins, 4 critical Ed Bott: Look who's buying...
- Blog posts 2008-10-10
- MS Patch Tuesday heads-up: 11 bulletins, 4 critical
- It will be a very busy Patch Tuesday for administrators managing Microsoft Windows computer systems. According to Microsoft's advance notice mechanism, 11 security bulletins will drop next Tuesday (October 14, 2008), covering a wide range of serious vulnerabilities. Four of the 11 bulletins are...
- Blog posts 2008-10-09
- Mac OS X Patch Day: 40 security flaws fixed
- Apple has shipped another whopper of a patch to cover a total of 40 documented vulnerabilities affecting the Mac OS X ecosystem. The Security Update 2008-007, available for Tiger and Leopard, covers a range of third-party components and Mac OS X flaws that could users at risk...
- Blog posts 2008-10-09
- Economy-pinched semiconductor industry: How to ride the storm
- The credit crisis and overall economic downturn is starting to hit the semiconductor industry, which saw 5.5 percent sales growth in August. Research firm iSuppli has cut its 2008 sales growth forecast for the semiconductor industry from 4 percent to 3.5 percent and potentially even more if economic conditions continue...
- Blog posts 2008-10-09
- Dell speeds backup with disk-to-disk system
- The PowerVault DL2000 will simplify and accelerate data backup by offering disk storage and backup in one unit, Dell says. Dell has introduced the Dell PowerVault DL2000, a disk-to-disk system that places backup and recovery alongside the main data storage within one unit, with the aim of...
- News items 2008-10-09
- Google PPOB? What is it?
- When you are looking for things that Google is about to do, the best place to keep your eye on is Google's robots.txt file -- a document they keep updated with a list of websites they don't want search engines to index. A week ago, they added "/search2001" which...
- Blog posts 2008-10-09
- Up on the rooftop: Brightening prospects for solar technology
- It's midnight, do you know where your solar panel is? I read somewhere yesterday where thefts of solar panels are on the rise, no doubt due to the rather dear price that they still command. Hopefully, that's on a pace for change, given that many of us...
- Blog posts 2008-10-09
- Asus ships Eee Box PCs with malware
- Asus has confirmed and apologized to customers (press release in Japanese; translated version) for shipping malware on the recently introduced Eee Box desktop computer : "According to an email sent out by Asus, PC Advisor reports, the Eee Box's 80GB hard drive has the recycled.exe virus files hidden in...
- Blog posts 2008-10-09
- News to know: IBM earnings, Blackberry Storm, WiMax arrives, Oracle+ Primavera
- Here are today's notable headlines. You can get News To Know via email alert and RSS daily: Sam Diaz: IBM reports early. Profits up 20 percent, full year estimates reaffirmed. Larry Dignan: IBM: Beats earnings target but... Times are officially...
- Blog posts 2008-10-09
- PH Arcade Script (zip)
- Arcade script to have your own online flash games of your own. Full administration. Many user features such as - comment, profile editing, tell a friend, full screen, add to their media to their own site code, and more. 5 star rating system by members. Forced signup depending on your...
- Software downloads 2008-10-09
- DriverScanner 2009 (exe)
- DriverScanner is a simple and reliable tool with which to update system drivers, releasing improved functionality and increasing operability with networks and hardware. It identifies drivers to be updated and delivers the tools to download and install those drivers. It also allows you to backup your drivers so that if...
- Software downloads 2008-10-09
- AudioProc (exe)
- AudioProc is a high-quality, linear-phase multiband audio dynamics processor for Winamp, utilizing 10-band compression/expansion/limiting technology that emulates expensive professional broadcast hardware. Intended to achieve a competitive 'on the air' sound signature resembling that of modern audio broadcast processors used by major market FM radio stations, AudioProc will normalize the volume...
- Software downloads 2008-10-09
- USB Controller ("USB)
- Disable USB ports of PCs running Windows Vista, XP, 2003 with 2 exceptions, keyboard and mouse. Features: Software disables the detection of USB Drives inserted. Disables write feature on the drives. Content from USB Flash drives can only be copied in this mode. This is a stand-alone program. Does not...
- Software downloads 2008-10-09
- File-Loader Creator (zip)
- You can use this program to create cool loader program with different possibilities. Using this program you can create loader with splash screen and you can load files in different mode, method. This program is very recommended for flash, because flash can't run any type files, only bat or exe,...
- Software downloads 2008-10-09
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- Marc Canter: The master of multimedia speaks
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In this Super Techies interview, larger-than-life techie Marc Canter talks with ZDNet's Editor in Chief Dan Farber about his career as a multimedia pioneer.
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- Is it time for "Radical Change" in IT?
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We need to get back to freethinking and innovation that is core to our roots. Companies like Intel were founded on thoughts like the famous quote from Robert Noyce - "Don't be encumbered by the past, go out and do something wonderful."
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- Plan B from Brother
- It's the smarter way to work in color Our professional color ink-jet all-in-ones give you more choices, more features, and more value. Make the Smarter Choice. Learn More »
