What Is A Laptop Computer Hard Drive?
A computer hard drive, is a computers main, media storage device. It is also called a hard disk drive, HD, or HDD. The hard drive was introduced in 1956, and is made up of, one or more hard disks inside of an air sealed casing. Most hard drives are permanent and are installed in a drive bay on the front of a computer and are connected with an ATA/SCSI cable and a power cable.
Laptop Computer hard drives work in the same way. The difference is the laptop computer hard drive cannot hold as much information as a regular computer hard drive normally would. The laptop computer hard drive, is installed inside the computer and is a condensed version of a normal computer hard drive.
Below are a few definitions used when dealing with a computer.
Analogue signals, come directly from the read/write heads, before storage. If there are no Analogue signals, the data has not been stored on the hard drive, or the data has been removed by a strong magnetic field.
Areal Density, is the amount of bits of data that can be recorded onto the disk, this is usually measured in square inches.
ASCII, American Standard Code of Information Interchange, is a 7-bit code to represent characters, symbols, numbers and control characters, for data communication and storage.
Backup, is the process of copying programs or files to be retrieved at a later time.
Backup Copya copy of a program or important file, usually stored on a disk or other storage device. This is an assurance that you will still have access to the information if it is erased from your computer.
Bit, is an abbreviation for binary digit. This is the information unit inside a computer. A bit can have two different values, it is presented by 0 or 1.
Boot, means to start or restart your computer or loading the operating system.
Buffer, temporary data storage. A storage unit that is not your regular data storage. A printer buffer will copy data and hold it until it is printed out.
Byte, is an 8bit information unit which is able to hold information.
Capacity, is the amount of information, in bytes, which can be stored on a computer hard drive. Also called storage capacity.
CD, is an abbreviation for compact disk. A computer device for storing information.
Computer Crash, is an expression for any computer or hard disk disaster.
Computer Virus, is computer program that is able to spin off copies of itself, and spread through a computer system. Most viruses are destructive to your computer and will cause you many problems if left unchecked.
I hope this definition of laptop computer hard drive was informative, and the definitions helped you learn a bit more about your computer.