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47 Cards in this Set
- Front
- Back
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What is the bus width of SCSI-1?
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8-bit
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What is the bus width of SCSI-2?
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8-bit
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What is the bus width of Fast SCSI-2?
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8-bit
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What is the bus width of Wide SCSI-2?
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16-bit
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What is the bus width of Fast Wide SCSI-2?
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16-bit
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What is the bus width of Double Wide SCSI-2?
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32-bit
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What is the bus width of Ultra SCSI-3 (Fast-20)?
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8-bit
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What is the bus width of Wide Ultra SCSI-3?
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16-bit
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What is the bus width of Ultra-2 SCSI (Fast-40)?
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8-bit
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What is the bus width of Wide Ultra-2 SCSI?
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16-bit
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What is the bus width of Ultra-3 SCSI (Fast-80 or Ultra 160)?
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16-bit
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What are the variants of SCSI-2?
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Fast SCSI-2
Wide SCSI-2 Fast Wide SCSI-2 Double Wide SCSI-2 |
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What is the max. throughput of SCSI-1?
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5MBps
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What is the max. throughput of SCSI-2?
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5MBps
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What is the max. throughput of Fast SCSI-2?
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10MBps
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What is the max. throughput of Wide SCSI-2?
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10MBps
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What is the max. throughput of Fast Wide SCSI-2?
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20MBps
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What is the max. throughput of Double Wide SCSI-2?
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40MBps
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What is the max. throughput of Ultra SCSI-3 (Fast-20)?
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20MBps
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What is the max. throughput of Wide Ultra SCSI-3?
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40MBps
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What is the max. throughput of Ultra-2 SCSI (Fast-40)?
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40MBps
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What is the max. throughput of Wide Ultra-2 SCSI?
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80MBps
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What is the max. throughput of Ultra-3 SCSI (Fast-80 or Ultra 160)?
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160MBps
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What is SE transfer?
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single-ended transfer -- uses one wire to transfer each data signal
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What is HVD transfer?
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high-voltage differential -- sends each data signal over a pair of wires in a manner that resists interference
supports greater cable lengths than SE |
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What is the max. cable length of SCSI-1 systems?
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6 meters
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What is the max. cable length of SCSI-2 systems?
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6 meters
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What is the max. cable length of Fast SCSI-2 systems?
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3 meters for SE
25 meters for HVD |
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What is the max. cable length of Wide SCSI-2 systems?
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3 meters for SE
25 meters for HVD |
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What is the max. cable length of Fast Wide SCSI-2 systems?
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3 meters for SE
25 meters for HVD |
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What is the max. cable length of Ultra SCSI systems?
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3 meters if 4 or fewer devices
1.5 meters if more than 4 devices |
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What is LVD transfer?
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low-voltage differential -- components require less power to operate & can operate faster; allows longer cable lengths
first introduced with Ultra-2 SCSI |
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What is the max. cable length of Ultra-2 SCSI systems?
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12 meters
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What is the max. cable length of Ultra-3 SCSI systems?
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12 meters
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Which SCSI systems support SE transfer?
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SCSI-1
SCSI-2 (all variants) Ultra SCSI-3 (incl. Wide Ultra) |
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Which SCSI systems support HVD transfer?
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SCSI-2 (all variants)
Ultra SCSI-3 (incl. Wide Ultra) Ultra-2 SCSI (incl. Wide Ultra-2) |
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Which SCSI systems support LVD transfer?
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Ultra-2 SCSI (incl. Wide Ultra-2)
Ultra-3 SCSI |
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Which SCSI system supports only LVD transfer?
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Ultra-3 SCSI
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What is another name for Ultra SCSI-3
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Fast-20
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What is another name for Ultra-2 SCSI?
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Fast-40
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What is another name for Ultra-3 SCSI?
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Fast-80 or Ultra 160
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Describe the cables used for 8-bit SCSI systems.
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A-cables -- 50 pin ribbon cables resembling IDE hard drive cables
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Describe the cables used for 16-bit SCSI systems.
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P-cables -- 68 pin cables
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Describe the cables used for 32-bit SCSI systems.
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L-cable -- 110 pin cable
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What is the first SCSI system to support up to 32 devices?
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Ultra-3 SCSI
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Which SCSI types can support up to 16 devices?
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Wide SCSI-2
Fast Wide SCSI-2 Double Wide SCSI-2 Wide Ultra SCSI-3 Wide Ultra-2 SCSI |
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Which SCSI types can only support up to 8 devices?
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SCSI-1
SCSI-2 Fast SCSI-2 Ultra SCSI-3 (Fast-20) Ultra-2 SCSI (Fast-40) |
