What is the most common type of hard disk failure?

1 Answer

Answer :

Head-crash.

Related questions

Description : What is the most common method for erasing a hard disk?

Last Answer : Reformat the disk.

Description : What are the three most common sizes of hard disk platters?

Last Answer : 3-1/2 inches, 5-1/4 inches, and 14 inches.

Description : What type of hard disk drive interface has all of the controller card electronics included in the disk drive itself?

Last Answer : Integrated drive electronics (IDE).

Description : The control electronics component of a floppy or hard disk drive performs what three main functions?

Last Answer : a. Spins the disk at the correct speed. b. Moves the heads across the recording surface. c. Tells the write/read heads when to write data and when to read it.

Description : Cartridge hard disk drives with 14" disk packs may require what additional types of preventive maintenance?

Last Answer : a. Cleaning with a special cleaning disk. b. Cleaning air filters. c. Cleaning spindles, rails, and slides. d. Cleaning and buffing read/write heads.

Description : Why do floppy disk drives require more preventive maintenance than hard disk drives?

Last Answer : They are not sealed units, and they use flimsy plastic disks with an oxide coating that wears off and sticks to the heads

Description : In the actuator arm assembly of a hard disk drive transport, what device can position the magnetic heads to the correct track of a hard disk more accurately than a dc stepper motor?

Last Answer : Voice coil servo.

Description : Hard disk drive transports contain the electromechanical parts that perform what three functions?

Last Answer : a. Rotates the hard disk platters. b. Writes data to and reads data from the disk platters

Description : What method for encoding digital data enables you to store more data in less space by limiting the distance between pulses on a hard disk?

Last Answer : Run length-limited (RLL) encoding.

Description : When computers use the cylinder method to store data on a hard disk pack, what three items make up the address that tells the computer where on a specific disk to store the data?

Last Answer : . a. Cylinder number. b. Recording surface number.

Description : What is the most common cause of electron tube failure?

Last Answer : Open filaments

Description : What type of disk drive interface has most of the electronics on a controller card mounted in the host computer?

Last Answer : ST-506/412 interface.

Description : The process of formatting a floppy disk is called what type of sectoring?

Last Answer : Soft sectoring.

Description : What type of floppy disk is made to store data on both sides of the disk

Last Answer : Double-sided.

Description : What type of storage can retain its data even if there is a power failure or breakdown?

Last Answer : Nonvolatile (magnetic core storage and bubble memory are examples).

Description : In a Hadoop cluster, what is true for a HDFS block that is no longer available due to disk corruption or machine failure? a)It is lost for ever b)It can be replicated form its alternative locations ... to read it. d)The Mapreduce job process runs ignoring the block and the data stored in it.

Last Answer : It can be replicated form its alternative locations to other live machines.

Description : Other than disk, what is another media used for backup files?

Last Answer : Magnetic tape.

Description : What is the temperature range within which a disk will operate?

Last Answer : 10 to 50 degrees Celsius or 50 to 120 degrees Fahrenheit.

Description : What can exposure to a magnetic field do to the data on a disk?

Last Answer : Destroy some or all of it.

Description : Approximately how often should you clean a floppy disk drive that gets heavy use?

Last Answer : Once a month

Description : A kit for cleaning floppy disk drives contains what two items?

Last Answer : . a. A cloth or fiber cleaning disk. b. A bottle of cleaning solution.

Description : What part of a floppy disk drive transport contains the circuitry which controls the electromechanical parts of the transport?

Last Answer : Drive electronics circuit board.

Description : What part of a floppy disk drive transport uses a dc stepper motor to position the magnetic heads over the recording surface of a floppy disk?

Last Answer : Actuator arm assembly.

Description : The head arm assembly of a floppy disk drive transport has how many read heads and how many write heads?

Last Answer : Two read heads and two write heads.

Description : The drive motor of a 3-1/2", 1.44-MB floppy disk drive spins the disk at what RPM?

Last Answer : 600 RPM.

Description : What are the four most important parts of a floppy disk drive transport?

Last Answer : a. Drive motor/spindle assembly. b. Head arm assembly. c. Actuator arm assembly. d. Drive electronics circuit board.

Description : Older, single-sided, single-density floppy disk drives would probably use what method for encoding digital data onto the floppy disk?

Last Answer : Frequency-modulation encoding.

Description : What three components determine the address that locates where on a floppy disk the computer will store the data?

Last Answer : a. disk side number, b. track number, and c. sector number.

Description : What is the storage capacity of a 5-1/4" double-sided, high density floppy disk?

Last Answer : 1,200,000 bytes or 1.2 megabytes.

Description : What are the three levels of floppy disk density?

Last Answer : a. Single-density, b. double-density, and c. high-density.

Description : What is a floppy disk?

Last Answer : A thin, flexible platter coated with magnetic material so characters can be recorded.

Description : How does a magnetic drum differ from a magnetic disk?

Last Answer : The tracks in which the data is stored are assigned to channels that form circular bands around the drum.

Description : What two ways can data be physically organized on a disk pack?

Last Answer : By cylinder or sector.

Description : What precedes each record on a disk?

Last Answer : A disk address

Description : Why are disk storage devices popular?

Last Answer : Largely because of their direct access capabilities.

Description : Why are disk storage devices popular?

Last Answer : Largely because of their direct access capabilities

Description : How does normal wear cause tape failure?

Last Answer : Repeated contact with a recorder’s fixed surfaces such as magnetic heads, tape rollers, and tape guides.

Description : What are four main causes of tape failure?

Last Answer : Normal wear, accidental damage, environmental damage, and winding errors.

Description : What is tape failure?

Last Answer : Tape’s performance degrades to a point where it’s no longer

Description : What Hard Disk Drives are a form of what type of storage?

Last Answer : long term magnetic storage

Description : Internal hard disk trouble any solutions?

Last Answer : answer:Don't try to fix your harddrive by manipulating it physically. Temperature, shaking, etc. All will make it worse. Try an external case for the drive. These are fairly cheap. If you can ... 't spin up, you could consider an expert data-recovery company. That will be very expensive, though

Description : How do I mirror my hard drive onto a larger hard disk?

Last Answer : Windows, OS X, or Linux?

Description : Is a "start up disk" the same thing as your hard drive? (iMac)

Last Answer : “Start-up disk” is the disk the computer loads the operating system from so I would imagine if you only have 1 hard drive partion then clearing out any unused programs and data would sort out your problems.

Description : How can I get back my data in my external hard disk drive?

Last Answer : answer:I believe that your hard drive has crashed, and crashed hard. Whether you can get back some or most your data depends, really, on what it's worth to you. You can find places to do hard ... cost you on a per-megabyte basis. And you may not be entirely thrilled with the results. Good luck.

Description : How to Write-protect a section of portable hard disk?

Last Answer : answer:No. There is not way to guarantee no change if you give them the device. The best bet is to only give them a copy. You have to suck-it-up and buy another disc so that you retain ... want to share info free of risk. You can compare the returned disc to what you have. I recommend FreeFileSync.

Description : Why my external hard disk not showing any movies when I play in my DVD player?

Last Answer : Well, these are not DVD’s. They are avi files. Use VLC to play them.

Description : Can You Play Xbox 360 Games from the hard drive without the disk?

Last Answer : yes, you still need the disk after it is installed. Installing just helps with load times and your xbox wont make as much noise. be careful though, doing this with halo 3 actually slows down online play. not sure if the same is true for call of duty.

Description : If I have a DVD image on my hard disk, can I play that image, or must it be burned to DVD and then that played?

Last Answer : You can use a program which will create a virtual dvd drive and can play it back from your hard drive. PowerISO is popular for the PC, the free version will accommodate your needs. Install, restart ... virtual drives to 1 by clicking on the mount option. Then click open and find your dvd image.

Description : Should I format my hard disk tomorrow, and install Mac OS X 10.6 tomorrow, or just upgrade from 10.5?

Last Answer : Just upgrade. Also if you buy the $29 version you have to upgrade anyway. To install it on a blank hard drive you have to buy the other more expensive version.

Description : Videographers- I need to purchase a dependable, portable hard disk DVR with a coaxial (RF) input. Any Suggestions?

Last Answer : I have looked everywhere & cannot find a hard drive with coaxial input. Do they exist? I think the best bet, is to find the hard drive that fits to your needs & then put it into an external ... has all the ports & features you want, so you can connect the hard drive into whatever device you want.