One way to examine the integrity of the data you burn into a CD or a file downloaded from the internet is via checking and verifying the existing checksum and the stored one. A checksum or hash sum is a fixed-size datum computed from an arbitrary block of digital data which can be used to detect accidental errors that might happen during data transmission or storage. By comparing the original checksum with the transmitted or stored one, users can verify whether the original data has been altered. To ensure and verify the integrity of the data files downloaded or transferred, users can try checksum managers or verifying tools to calculate and check the checksums. Marxio File Checksum Verifier is a free checksum calculator and verifier which allows users to calculate and verify checksums and compare them with the original.

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A program which produces sounds when keys are hit or mouse buttons are pressed might not be useful and practical to most users. But for kids or computer illiterates, the Sounding Keyboard and Mouse app can stimulate interest and encourage these groups of users to persevere with their computing experience.

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Previously we mentioned about VIA Nano processor that supposed to compete against Intel Atom processor in nettop and netbook market, but seems that the powerful tiny processor not only able to enter into these competitive market space, but it is claimed to also getting new design win in other segments even from server application.

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Nowadays SDRAM DDR2 memory modules are still monopolizing the market but the consumer PC is trending towards DDR3 which can offer higher memory bandwidth, capacity and eventually overall system performance boost. Corsair, the famous memory vendor has just announced a next generation DDR3 memory module, named as Dominator GT that can achieve significant clocking boost at maximum speed of 2533MHz and claimed to be the world’s fastest memory clock running on DDR3 memory technology.

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It is an indisputable fact that the mini laptop, Netbook, will become a new and popular trend in the computer industry in time to come. It is therefore unlikely that Microsoft will not tap into this potential cash cow or let it go solely to its competitor, Linux. That is the reason why the Redmond company is willing to offer Netbook manufacturers the right to purchase its Windows XP license at a much lower price and allows it to be preinstalled. Microsoft does not offer its Windows Vista to manufacturers because the mini laptop which features a low-powered processor, smaller screen and other lower specs is not suitable to run a more heavyweight Windows Vista OS.

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The world’s leading provider of mobile community and social networking services, Jumbuck Entertainment Ltd has debuted its popular mobile chat and flirt service for Apple iPhone – Power Chat, which the company claims first time available as a standalone (off-deck) application, providing the users access to worldwide chat community right from their beloved iPhone.

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The innovative leader in the production of a variety of digital cameras, PENTAX Imaging Company has announced the availability of its new advanced PENTAX K-7 D-SLR camera, which features 14.6 megapixel CMOS sensor, 3-inch diagonal VGA LCD display with LiveView and HD Movie capture that able to record HD video at 30 fps.

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AT&T has added Samsung A167 phone to its GoPhone lineup. The stylish flip design phone has been designed to supports dual-band GSM and GPRS connectivity. The messaging functionality has been enhanced for support instant messaging like Windows Live, Yahoo! Messenger and AOL.

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