HD Doctor Blog

Sometimes we need to buy some computer parts online, here I offer a list of computer parts online stores, you can compare their prices before you buy.

http://www.microcenter.com/
Thousands of products to buy: desktops, laptops, monitors, build your own PC parts, upgrades, digital imaging, printing supplies, portable devices, audio equipment, software, video games, movies, tech books, plus repair service, store hours, directions, and employment opportunities.

http://www.tigerdirect.com/
A good Deals on Computers, Computer Parts, Computer Components, Netbooks, Electronics and more.

http://www.newegg.com/
Newegg.com offers computer parts, laptop computers, digital cameras, electronics and more with fast shipping…

Data protection is crucial for protecting your business’s continuity. If your only data backup is on a computer, and the hard disk fails or is damaged by a power surge, your business data is gone. And having paper copies of business data isn’t adequate data protection; what if your business premises burn to the ground or experience severe flooding? Once again the data you need to carry on your business could be irretrievably lost.

For adequate data protection, you need to establish a data backup system that follows these three steps:

• archive business data regularly;
• create data

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When disasters strike unprepared companies the consequences range from prolonged system downtime and the resulting revenue loss to the companies going out of business completely,  yet many IT shops are not prepared to deal with such scenarios. How would you recover your data and keep the business running after an unforeseen disaster?

The key to surviving such an event is a business continuity strategy, a set of policies and procedures for reacting to and recovering from an IT-disabling disaster, and the main component of a business continuity strategy is a disaster recovery plan (DRP).

Step 1: Risk Analysis…

The reason the data takes up more space has to do with the cluster sizes used to store data. Microsoft operating systems using the FAT32 file system use varying cluster sizes depending on the size of the partition.

The following chart gives a breakdown of the partition/cluster size relationship using FAT32

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Recover your lost data from various storage devices and file systems.

Price: Free to try (Recovery-disabled); $69.95 to buy
Operating system: Windows 2000/XP/Vista;
Version: 4.3.6

Publisher’s description:
EASEUS Data Recovery Wizard is an Advanced data recovery software to do format recovery and recover deleted files emptied from Recycle Bin or lost data due to partition loss or damage, software crash, virus infection, unexpected shutdown or any other unknown reasons. It will do an amazing job when the data loss disaster strikes, especially when you want to recover data from formatted drive. Data Recovery Wizard supports hardware…

There are many free hard drive diagnostic softwares available to help you determine what, if anything, is wrong when you suspect there may be a problem with a hard drive.

Some of these diagnostics tools may be built in to your operating system already while others are available from hard drive manufacturers.

1. Seagate SeaTools
Seagate SeaTools is free hard drive testing software that comes in two forms for home users:

• SeaTools for DOS supports Seagate or Maxtor drives and runs independent from your operating system on its own CD or disk, making it highly

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Before discussing what a boot sector virus does, let’s first take a look at what a boot sector is. A floppy disk or hard drive is comprised of many segments and clusters of segments, which (in the case of a hard drive) may be separate by partitions. There has to be a way to find all the data spread across these segments, hence the boot sector operates as a virtual rendition of a library’s Dewey Decimal system. Each disk also has a Master Boot Record or (MBR) that locates and runs the first of any necessary operating system files…

What is USB 2.0?
USB 2.0 is the industry standard peripheral connection type for most x86 computers (Windows based). This specification is rated with maximum transfer rate of 480Mb/s (60MB/s). Sustained transfer rate of USB 2.0 depends on many factors including type of device in use, data being transferred, and speed of the computer system. A normal sustained data transfer rate for USB 2.0 ranges from 10-30 MB/s. Only burst data transfers can reach the 480Mb/s rate.

What are the benefits of USB 2.0?

• USB 2.0 (and earlier 1.1 version ) is "hot swappable," eliminating the need

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Quick Format vs. Full Format during Windows installation or in Windows Disk management

When you choose to run a Full Format on a volume (or partition), files are removed from the volume that you are formatting and the hard disk is scanned for bad sectors. The scan for bad sectors is responsible for the majority of the time that it takes to format a volume.

When you choose to run a Quick Format on a volume (or partition), format removes files from the partition, but does not scan the disk for bad sectors. Only use this option if your hard…

Sometimes our customers need a online data recovery or remote PC troubleshooting. Here are two useful tools may help you, with a few simple steps, you’ll learn how to troubleshoot someone else’s computer remotely.

TeamViewer

Step 1. Visit the TeamViewer home page to begin troubleshooting. Once the page has opened, click the "Start Full Version-It’s Free" button to start the download. Click the "Save File" button located in the pop-up window. Open the TeamViewer application by double clicking the downloaded file. You’ll have two options to choose from when setting up the TeamViewer application. The…