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Hard Disk Drives

In a personal computer, a hard disk drive controls the positioning, reading, and writing of the hard disk, where data is stored.

4,496 Questions

Do the colors on cable connector cords really matter?

The colors are there just to help you get the connections wired to the other connectors correctly. As long as the connectors are correctly connected, the cables can be any color.

What are the main strengths of the WD external hard drive line?

The WD, or Western Digital, line of external hard drives offer the advantages of compact design and easy portability combined with quality high capacity technology. They are available at Best Buy and most retailers where computer components are sold.

Is sound hard Cory or soft copy?

yes sound is a soft copy because we can heare it by speakers and spekers need electricity to run and sound cannot be touchable...........

Will magnetic fields damage hard drives?

Computer disks (hard drives or older floppy drives) store their information by creating a magnetic charge on a tiny spot of the disk for each little bit of information, which can be read again later. Passing a strong magnetic field over the disk changes the saved charge and it can't be read again as organized information.

CDs and DVDs don't store this way, so are safe from magnetic fields.

How do you format a hard drive with Windows 95?

For any disk OTHER THAN THE ONE YOU BOOT FROM, simply open a command prompt and type:

format d: (where "d" is the designator of the disk that you want to format)

OR

open windows explorer, select "my computer" then right click on the drive you want to format (again, it can't be the disk you boot from"

If you want to format your C drive you'll need to boot from some other medium, such as the installation disk or a floppy.

What scsi standard has a maximum transfer rate of 80 MBps?

SCSI (Small Computer System Interface) transfer rate is specified as mbps which is: "MegaBits Per Second". Note it is not "megabytes" per second. This can be somewhat misleading, since a higher number is derived from using the "megabit" rating rather than the "megabyte" rating. Obviously there are 8 bits in a byte, so specifying the rate in "mega bytes" would result in a 5 megabyte transfer rate specification.

Why is a hard disk known as a storage device?

A hard disk is known as a storage device (and vice versa) because the terms are interchangeable. Your hard drive on your computer is known as secondary storage (RAM is primary storage). This secondary storage is where nearly everything (music, documents, pictures, videos, etc.) is stored on your computer. It goes by the name of Hard drive, hard disk, storage device, and many other names.

Ide hard drive can be slave with sata hard drive?

No Master Slave designation needed. SATA Drives are plug-add-play.

Improve: SATA (Serial) Attached Drives improve data tansfer speeds up to 10-100 GBytes/per.

eSATA are (Externally) Serial-Attached Drives and SATA-II(Sata-2) Drives transfer data @ 300GBytes/per.

The next barrier of TerraByte data transfer has been developed and is already in production with a (SATA-3) designation attached

What does a sata cable look like?

SATA, or Serial ATA cables don't really use pins, they're more a slide contact but they are still referred to as pins. There are also 2 types of SATA cables, one for the Power and one for the Data. The data cable is a 7 pin and the power is 15 pin.

Here's a URL to a site that shows the SATA power pinout.

See related link for more information.

How do you install Windows XP on an external hard drive?

You don't install external HDD's, you just plug them in. Usually they are USB now days which is plug and play. If this is not the case, google the model number and search the manufacturer's site for the info you seek; a driver may need to be downloaded from their site and installed before it will work!

How much do forensic scientists get paid?

There pay depends on how high up there position is ranging from £20,000 a year to £60,000

How do you get rid of Trojan horse downloader istbar BZ found in file 'system volume information'?

You need to run these 5 essential steps to remove all the spyware on your computer.

1. Run Deckard's System Scanner (DSS)

2. Run Malwarebytes Anti-Malware

3. Run the anti spyware removal programs spybot

4 Run Superantispyware

5. Run a complete scan with free curing utility Dr.Web CureIt!

Install threat fire which will enhance your antivirus protection

According to AVG if you update to the latest version you will be able to remove it.

What is the meaning of Optical Disk Drives?

use a laser to read and write data. Optical disks have very large storage capacity but they are not fast as hard disks. There are three basic types of optical disks: CD-ROM, WORM and erasable.

DVD-ROM is higher- capacity disc

What is the most common cable used today for connecting a hard drive to the motherboard?

There are different interfaces of which hard drives can be connected to the motherboard of computers.

ATA- More commonly ATA-133, the newest version not compatible with ATA-100(phased out) Typically this setup uses a Ribbon cable, however there are "Round" cables that have been made to reduce the turbulence and promote airflow inside the cases. These drives typically do not spin faster than 7,200 RPMS.

SATA- Serial ATA, uses a thin small cable, typically red. This is the first version, and finding hardware that SATA I is difficult. these drives typicall do not spin faster than 7,200 RPMS

SATA II - AKA SATA 3.0 GB, Uses an identical cable, but transfers data much more quickly. Most hard drives and computer accessories that use SATA are SATA II. Typically SATA II is backwards compatible with SATA I. These drives are currently capable of spinning to a maximum of 10,000 RPMS

SATA III - AKA SATA 6GB/s, use a similar cable but transfers data at twice the rate of SATA II and four times the rate of SATA (first version). SATA III is also backwards compatible. In order to take full advantage of the SATA III technology it is necessary to have a SATA III motherboard, cable and HDD.

SCSI- Pronounced "SKUZZY" a high speed interface typically only used on High end workstations and servers. Has high bandwidth and uses ribbon cables similar in look to ATA, but has more pins and a different connector. Older versions for SCSI required "terminators" on the empty connectors however they are becomming less prevalent and are typically not used on the current SCSI 320 Format. These drives are typically the most expensive and rotate the fastest typically 15,000 RPM's

IS Two important components of the system unit are the microprocessor and the hard disk?

The CPU comprised of three main parts: AlU(ARITHMETIC LOGIC UNIT):- Does the actual Logic comparisons that need to be processed. Control Unit:-Can execute and store the results coming out of ALU. Registers:- store the data that is to be executed next.

What is the difference between a hard drive a hard drive with a retail kit?

I think the retail kit gives you a box, cables, maybe a manual and warranty info while the other does not.

Why do some installations prohibit copying the SOP on to a disk?

The reason why some units disallow the copying of the standard operating procedures (SOP) onto a disk is because it makes it easier to steal operational secrets in case the disc is lost. Military operations need to be safeguarded in a central data center.

Floppy disk disadvantages?

Mainly lack of capacity. A floppy disk is usually 1.44 MB. Modern flash drives, hard drives, etc. are in the gigabytes and terabytes ! You can still use a floppy drive (I have a USB external floppy drive), but it will become more difficult to get new floppy disks as manufacturers abandon a rather antiquated media.

How can you transfer files from c drive to d drive?

Open two windows (one for C:, one for E:), right click on the file(s) in C: and while holding down the right mouse click drag files to E:. When you release you'll get a pop up window asking if you want to Copy (default), Move, Create Shortcut or Cancel.

Is there gold in hard drives?

Yes. there is a small amount of gold in pretty every silicon chip. Tiny gold wires connect the silicon chips to the connector pins on the chip's packaging. The connectors are often gold plated too. There are many chips on a hard drive controller pcb.