Posts Tagged ‘external storage device’
What You Need to Know About Desktop Hardware
Over the years computers have definitely moved from being a luxury to being a necessity. Companies and citizens rely on these machines to be able to so their jobs. This technology is responsible for the innovations that have proliferated in past and recent years and that will continue to flourish in the future. It is not necessary to know the inner workings of your computer in order to use it successfully. If you want to know what it is comprised of, below is an overview of the topic.
You should be careful however, since some of these parts could damage your computer hardware.
Along with RAM and Hard Disk Drive, the CPU(Central Processing Unit) will determine the speed of your system. Single Core processors were the standard previously, but now you’ll want to get Dual or Quad cores, as they’re much faster.
The motherboard will be the most expensive part of your computer. This is what the essential components are connected to. Including the Hard Disk drive, RAM, CPU and there are add-on components with some kind such as sound and graphics card and the LAN port. It is not worth saving a couple dollars to buy lower quality and unknown brands on key components for the system.
Not many people are aware of the hard drive. Especially when they are using it intensively installing programs, and storing media files The more storage that a drive has, the greater number of files and programs can be saved on it. The files are yours to keep for as long as you want. Just for your peace of mind that your memory will still be able to take it. Delete files you don’t use any longer to create more disk space. If you want, you can upgrade your hard drive or use an external storage device such as a flash drive or memory card.
Data from the computer itself is stored on the Ram for a temporary period. This enables the CPU to perform at its optimum capacity. Shutting down the computer deletes any data on the RAM.
The images you see on your monitor are displayed in large part due to your graphics card. More and more changes are being made in this area of computers as well because of the number of active gamers out there.
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Author: Ian E. Wright
Article Source: EzineArticles.com
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Should You Try Data Recovery Yourself?
In recent times with the “Credit Crunch” beginning to bite a lot of people may well be tempted to try to repair or recover their data from a failed hard disk drive or memory stick. Alternatively they try to use recovery software, which is easily available on the net, can be paid for and downloaded online.
In most cases this software will be a hard drive recovery programme for a hard disk drive that has suffered from some form of logical table corruption and will not assist with
- Mechanically failed devices
- Degraded hard Disk Drives
- Devices with electronic failures
This software will of course not be able to help and if the drive is degraded or suffering from a mechanical failure attempting to run this software will in most cases cause further damage to hard disk drives, potentially making the disk unrecoverable.
Downloadable recovery software often seems like a good buy and can be quite reasonably priced but unfortunately it will not be able to help with as many hard disk problems and that is an important point to note. If you get it wrong you could lose your files forever!
There are of course a lot of IT experts around of course and you may even have some in your own business, but do they really know what they are doing when it comes to the serious issue of data recovery? You would think that your onsite IT support would be data aware bit this is quite often simply not the case.
In a typical case a drive was initially presented for diagnosis and duly diagnosed with a blown PCB – the drive seemed completely dead and would not spin at all. As an additional test a new PCB was placed on the board so that the response of the heads could be tested. The result of this test was that the heads appeared to have been “blown” by a power surge through the drive.
Upon further discussion, with the client, it transpired that the IT dept had decided to remove the HDD from the laptop and as it was an IDE device mount it as an external storage device by using an IDE connector. Unfortunately they plugged the HDD to the connector “upside down” meaning that crucially the drive received a huge power spike through it when the connector was hooked up to a PC.
It may well have been in this particular scenario that the actual problem could have been no more a few bad sectors on the disk, however due to a certain level of incompetence within this department what originally was more than likely a simple job for a data professional turned into a much more costly full drive rebuild.
Naturally the client is somewhat annoyed that his data, whilst probably still recoverable, is likely to cost much more and take longer in the recovery process.
Sadly this is not an isolated case and data recovery companies the world over will have a whol;e collection of stories where simple recoveries were turned into data disasters by the DIY and have a go brigade
So the moral of this is that whilst many people will look for a quick and cheap fix for their hard drive recovery problems, they really are best leaving it to the experts.