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A+ Ch05
Mass Storage
46
Computer Science
12th Grade
10/15/2008

Additional Computer Science Flashcards

 


 

Cards

Term
Format
Definition
preparing the disk for use by writing track/sector identification and gap location on the disk surface
Term
512 bytes
Definition
The sector size in the IBM-compatible/Microsoft world.
Term
Head to Disk Interface
Definition
when the R/W head touches the disk platter.
Term
DVD10
Definition
9.4GB, Double-sided, Single Layer
Term
Primary Partition
Definition
The First Partition
Term
HVD
Definition
5.0v, used with the original SCSI bus, utilized long calbes without corruption, very expensive.
Term
Wide SCSI
Definition
16-bit, 15 devices plus controller, 68-pin connector.
Term
Forced Perfect Termination
Definition
SCSI termination method that virtually eliminates any signal reflections and is the best form of termination
Term
DVD9
Definition
8.5GB, single-sided, double layer
Term
Memory Stick
Definition
A flash memory card format introduced by the sony corp.
Term
PC-based PVR
Definition
Digital Video Recorder. System that employs a video capture card to store video images on the device
Term
Partitioning
Definition
Dividing a physical drive into multiple logical storage area and then treating each area as if it were a seperate disk drive
Term
SCSI Priorty Sequence
Definition
7-0,15-8
Term
DVD18
Definition
17GB, Double Layer, Double Sided
Term
Compact Flash
Definition
flash memory based device used in the professional camera markets.
Term
Lands
Definition
The area between the pits.
Term
3 Levels of Preparation for a HD
Definition
1. Run CMOS config.
2. Partition
3. Format
Term
3 Levels of Preparation for a HD
Definition
1. Run CMOS config.
2. Partition
3. Format
Term
3 Levels of Preparation for a HD
Definition
1. Run CMOS config.
2. Partition
3. Format
Term
RAID 1
Definition
Mirroring and Duplexing
Term
DVD5
Definition
4.7GB, Single Sided, Single Layer
Term
BluRay
Definition
25GB Disc. Single Sided, Single Layer
AWESOME, Created by Sony
Term
ATAPI
Definition
Specification provides improved IDE drivers for use with CD-ROM drivers.
Term
40 pin / 80 conductor cable
Definition
Cable used for ultra ata-66 and above specifications
Term
Multimode (scsi)
Definition
shifting back and forth between traditional SE mode and LVD mode
Term
Logical Drives
Definition
An extended partition may be subdivided into 23 of these.
Term
Extended Partition
Definition
An additional partition created on any unused disk space that remains.
Term
LVD
Definition
3.3v, reduced cost, shorter cable lengths, used in modern SCSI devices
Term
3 PATA Drive Configuration
Definition
Master, Slave, Cable Select
Term
Standalone PVR
Definition
Digital Video Recorder that contains a firmware based OS and application software.
Term
Default SCSI Controller ID
Definition
ID7
Term
Single-Ended
Definition
3.3v, Shorter cable lengths, cheaper, most common type of signaling in its day
Term
RAID 0
Definition
Striped Disk Array without Fault Tolerance
Term
Partition Table
Definition
This is used to store information about the partitions and logical drives on the disk.
Term
Pits
Definition
a blistered area
Term
RAID 5
Definition
Independent data disks with distributed parity blocks.
Term
DT Clocking
Definition
SCSI data transfer technique to send data on both the rising and falling edges of the clock cycle.
Term
40-pin 40 conductor cable
Definition
Cabled used for ultra ata-33 specifications.
Term
Secure Digital Cards
Definition
Flash memory card format used in a variety of different portable devices including digital cameras, notebooks, and PDA's.
Term
Fast SCSI
Definition
8-bit, 7 Devices plus controller, 50-pin connector
Term
Track-Seek Time
Definition
The amount of time required for the drives R/W heads to movie between cylinders and settle over a particular track.
Term
Defrag
Definition
Utility designed to help chronologically order the data on the hard disk drive.
Term
Access Time
Definition
Average time, expressed in milliseconds, required to position the drives's R/W heads over a specified track/cylinder and to reach a specified sector on the track.
Term
Chkdsk
Definition
Checks the computers hard disk drives status for any cross-linked or any additional errors.
Term
Data Transfer Rate
Definition
The speed expressed in MB/sec at which data is transfered between the system and the drive.
Term
Low Level Format
Definition
Marks off disk into cylinders & sectors and defines their placement on the disk.
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