Homework 2 – Flashcards
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In the SCSI-1 protocol, the highest priority is always assigned to which SCSI ID?
answer
SCSI ID 7
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How can the same host bus adapter be used to run multiple operating systems?
answer
By configuring a server for multiple OSs using the HBA manufacturer's drivers.
A server can be configured with a number of OSs because the major HBA manufacturers bundle a number of software drivers with their products.
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An older computer has only one IDE controller and another IDE device must be added. The system already has a hard drive and a CD-ROM drive connected. How can the additional IDE device be added?
answer
Add an IDE controller card to the system.
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The new administrator walks into the server room and observes a dozen servers connected to a 24 port switch. The equipment is displayed on folding tables, behind which are displayed the routed cables. Which of the following steps will NOT help to improve this situation
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The installation of an additional switch
The organization of this situation would be further complicated by adding an additional switch.
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A SCSI system is using a three channel SCSI-3 RAID 5 controller. How many SCSI devices can be connected?
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45
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Which of the following are types of Group Scopes found in Windows Server 2008?
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Global
Domain Local
Universal
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A crossover cable would be used to make which of the following connections?
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A connection from a switch to another switch
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What is the major difference between NAS and SAN server architectures?
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Their data addressing schemes
NAS hardware devices are accessible on the Internet through a gateway server by clients who have been assigned their own IP addresses. Although SAN architecture makes all network storage devices available to all servers, the data is not contained directly on any network servers.
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In order to connect hundreds of drive arrays to a data storage network, which of the following technologies is best suited?
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Fibre Channel
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When multiple server HBAs are used, each tied through a different switch, what is gained?
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If one HBA fails, server accessibility is maintained.
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Using a switch on a point to point connection, which Fibre Channel port should be used to link to either a single F port (Fabric port) or N port (Node port)?
answer
An N port (Node port)
An N port is a Fibre Channel device (as opposed to switch element) that communicates using the point-to-point link level protocol. It can be attached to either another N port, or to an F port.
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An Ultra2 SCSI system can support up to how many devices?
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8
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When installing an IDE drive in a system, which of the following jumper settings does NOT apply?
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Terminal
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What would be the results of plugging a single ended connector into an LVD SCSI system?
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The entire bus will switch to the single-ended mode.
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Ultra Wide SCSI (SCSI-3) permits which of the following features?
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A maximum of 16 components using 3m (10 ft.) cables.
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When adding external SCSI devices to a poorly terminated server, which of the following problems would NOT occur?
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Power outages
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What signaling systems operate on the older 5-volt logic levels? (choose two)
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HVD
TTL
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How many conductors are provided by the ATA-66 IDE cable specification?
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80
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Why are most LVD controllers fitted with a single ended connector?
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To preserve the speed and cable length of the LVD segment.
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Which of the following features describe a SATA signal connector? (choose two)
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A single row of 7 lines
A width of half an inch
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What are the purpose Logical Unit Number (LUN) expanders?
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To increase the number of devices that can be placed on one bus domain, through a single SCSI port.
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Why should multiple connectors be placed on a host bus adapter?
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For the purpose of redundancy
Explanation
Multiple HBA connectors provide alternate access paths to the same server.
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A dual looped Fibre Channel drive system is theoretically capable of transferring data at a rate of _____.
answer
200 MBps
