| A | B |
|---|
| ide | allows for 2 ide channels that can each support 2 devices |
| enhanced ide | method of disk drive manufactuaring that allocates all the required controller circuitry in the drive itself |
| at attachment | ide, isa bus-16 bit data bus |
| ata-33 | 4tra-ide=extension to the ata interface (ide) that will double the top data transfer speed up to 33 mbps |
| scsi | data pathway used for hard drives and cd-rom drives and for scanners and printers |
| millisecond | 1000 of a second usually used to measure the access of hard drives |
| system hang | when a program fails usually can give a diagnostic warning |
| post | power-on self test rom bios diagnostic tests that are performed on the system each time it is powered on |
| cold boot | turn on a computer, or to restart a computer by turning it off, waiting a few seconds and turn it on again |
| warm boot | to reset a compuer by pressing ctrl+alt+delete |
| boot disk | write-protected floppy disk that contains the computers system and startup files |
| boot sector | portion of a disk that the coded instructions for the operating system to start the computer |
| safe mode | automatically loaded if win 95 crashes during boot up |
| scanner | device used to copy an image from a physical source |
| lpt1 | the label used in ms-dos assigned to parallel port 1 |
| com1 | label used in ms-dos assigned to serial port 1 |
| mtbf | mean time between failures predicts the failure of a device |
| drive interface | a collection of logical and electrical connections between a hard drive and pc |
| lun | logical unit number is a uniqe identifier for sub devices assigend to a singel scsi |
| display adapter | a pc expansion slot that converts images generated in the computer into eletric signals required by the moniter |
| vga | video graphics array the minimum standard for pc video display which originated with ebm's ps/2 models in 1987 |
| at commands | the modern command set by the hayes comapny for use on its modems and now used on most modems |
| asynchronous | a bit synchronization transmission technique that uses start and stop bit |
