Travelers use GPS map for accurate guidance

They can always stop and ask for directions, assuming they find someone who gives coherent directions. But what do they do in remote areas or halfway between interstate exits? What if they're investigating a disaster area where road signs have burned or washed away? The answer just might be DeLorme's Tripmate global positioning and map system, and it won't even cost very much if your employees already travel with notebook computers.

Don't write your passwords down-Master them

John McCormick, a free-lance writer and computer consultant, has been working with computers since the early 1960s.

Next up for Pcs: high-end graphics and power smarts

What's a Klamath? The latest word on Intel Corp.'s forthcoming Pentium Pro MMX multimedia processor is that its AGP, or accelerated graphics port, involves a modification of the motherboard architecture rather than a port in the usual sense. The AGP represents Intel's line of attack on the dedicated graphics workstation market as well as the games market. By inserting this high-bandwidth, dedicated path between graphics chips, main memory and CPU, Intel can offload some graphics

Take care of your hardware and it will take care of you

It's time to take a look at hardware dependability issues. I've been running some my hardware almost continuously for two years or longer. So why has it lasted? My Fortress uninterruptible power system from Best Power of Necedah, Wis., is still going strong after four or five years, despite lots of brownouts and electrical storms. The fact that so little of my computer hardware has gone down is due in large part to this high-quality

Software upgrades have all the grace of dancing elephants

Long-time readers will recall my opinion of software upgrades: Most are useless. A few have really good tools. The rest contribute little except thrilling new ways to corrupt data and waste time on help lines. But I'm schizophrenic about upgrades. It's been several years since I found a really useful one that would speed or improve my basic working systems. Nevertheless, I make a lot of upgrades to test systems to keep up with the

Beware of persistent security holes in some Java releases

Are you responsible for a network using Navigator 2.0 browser from Netscape Communications Corp., Mountain View, Calif.? If so, consider disabling its implementation of Java from Sun Microsystems Inc., Mountain View, Calif. I've been hearing a lot of talk about security holes that let users innocently download hostile Java applets from World Wide Web sites. Your firewall could even be bypassed with a Java connection to on-line hackers who could download your confidential files over

32-bit CardBus takes bandwdth to 33 Mhz if you're compatible

The culprit is the desire for newer and more useful features, regardless of the millions of PC Card devices already out there. CardBus, a new 32-bit PC Card interface being adopted by the industry, has advantages over the 16-bit standard based on the ISA bus--the most important being bandwidth doubling to 33 MHz.

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