672317
Pregunta 1
Pregunta
Which type of memory is primarily used as cache memory?
Respuesta
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DRAM
-
RAM
-
ROM
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SRAM
Pregunta 2
Pregunta
Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two)
Respuesta
-
amount of RAM
-
number of CPU cores
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water cooling
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powerful video card
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high-end sound card
Pregunta 3
Pregunta
Which three devices are considered output devices?
Respuesta
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fingerprint scanner
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headphones
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keyboard
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monitor
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mouse
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printer
Pregunta 4
Pregunta
A user playing a game on a gaming PC with a standard EIDE 5400 RPM hard drive finds the performance unsatisfactory. Which hard drive upgrade would improve performance while providing more reliability and using less power?
Respuesta
-
a 7200 RPM EIDE hard drive
-
a 7200 RPM SATA hard drive
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a 10,000 RPM SATA hard drive
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an SSD
Pregunta 5
Pregunta
Which hardware upgrade would allow the processor in a gaming PC to provide the optimal gaming performance?
Respuesta
-
large amounts of fast RAM
-
liquid cooling
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a fast EIDE drive
-
a high capacity external hard drive
Pregunta 6
Pregunta
Which two storage devices use a magnetic medium for storing data? (Choose two.)
Respuesta
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tape drive
-
solid state drive
-
hard disk drive
-
blue-ray disk drive
-
compact disk drive
Pregunta 7
Pregunta
Which two pieces of information are needed before selecting a power supply? (Choose two.)
Respuesta
-
the type of CPU
-
the form factor of the case
-
the installed operating system
-
the total wattage of all components
-
the voltage requirements of peripheral devices
Pregunta 8
Pregunta
Which memory module has a front side bus speed of 200 MHz?
Respuesta
-
DDR-333
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DDR-400
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DDR3-667
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PC100 SDRAM
Pregunta 9
Pregunta
What are two factors that must be considered when choosing a computer case? (Choose two.)
Respuesta
-
the size of the monitor
-
the vendor that manufactured the motherboard
-
the number of internal drive locations
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the size of the motherboard and the power supply
-
the number of LED indicators at the front of the case
Pregunta 10
Pregunta
Choose 2 characteristics of RAID 0:
Respuesta
-
highest performance
-
disk mirrorring
-
combination of data striping and parity
-
data striping without redundancy
-
ability of data to be rebuilt with information from the other drives
-
high performance and high protection because data is duplicated
Pregunta 11
Pregunta
Choose 2 characteristics of RAID 1:
Respuesta
-
highest performance
-
disk mirrorring
-
combination of data striping and parity
-
data striping without redundancy
-
ability of data to be rebuilt with information from the other drives
-
high performance and high protection because data is duplicated
Pregunta 12
Pregunta
Choose 2 characteristics of RAID5:
Respuesta
-
highest performance
-
disk mirrorring
-
combination of data striping and parity
-
data striping without redundancy
-
ability of data to be rebuilt with information from the other drives
-
high performance and high protection because data is duplicated
Pregunta 13
Pregunta
Refer to the exhibit. Which type of video card expansion slot is depicted?
Respuesta
-
AGP
-
ISA
-
PCI
-
PCIe
Pregunta 14
Pregunta
What type of connector can be used to connect an eSATA interface to an external SATA drive?
Respuesta
-
5-pin connector
-
7-pin connector
-
9-pin connector
-
15-pin connector
Pregunta 15
Pregunta
SCSI
Respuesta
-
7-pin cable that connects to an external hard drive
-
can support up to 15 devices and must be terminated at the end of the chain
-
6-pin mini-DIN connector for a keyboard or mouse
-
transmits 8 bits of data at one time and uses the IEEE 1284 standard
-
uses either a DB-9 or DB-25 connector and transmits one bit of data at a time
Pregunta 16
Pregunta
PS/2
Respuesta
-
7-pin cable that connects to an external hard drive
-
can support up to 15 devices and must be terminated at the end of the chain
-
6-pin mini-DIN connector for a keyboard or mouse
-
transmits 8 bits of data at one time and uses the IEEE 1284 standard
-
uses either a DB-9 or DB-25 connector and transmits one bit of data at a time
Pregunta 17
Pregunta
serial
Respuesta
-
7-pin cable that connects to an external hard drive
-
can support up to 15 devices and must be terminated at the end of the chain
-
6-pin mini-DIN connector for a keyboard or mouse
-
transmits 8 bits of data at one time and uses the IEEE 1284 standard
-
uses either a DB-9 or DB-25 connector and transmits one bit of data at a time
Pregunta 18
Pregunta
parallel
Respuesta
-
7-pin cable that connects to an external hard drive
-
can support up to 15 devices and must be terminated at the end of the chain
-
6-pin mini-DIN connector for a keyboard or mouse
-
transmits 8 bits of data at one time and uses the IEEE 1284 standard
-
uses either a DB-9 or DB-25 connector and transmits one bit of data at a time
Pregunta 19
Pregunta
eSATA
Respuesta
-
7-pin cable that connects to an external hard drive
-
can support up to 15 devices and must be terminated at the end of the chain
-
6-pin mini-DIN connector for a keyboard or mouse
-
transmits 8 bits of data at one time and uses the IEEE 1284 standard
-
uses either a DB-9 or DB-25 connector and transmits one bit of data at a time
Pregunta 20
Pregunta
Refer to the exhibit. Which type of cable is shown in the graphic?
Respuesta
-
FireWire
-
parallel
-
serial
-
USB
Pregunta 21
Pregunta
Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)
Respuesta
-
communication between the CPU and the I/O ports
-
access to the RAM
-
communication between the CPU and the hard drive
-
access to the video card
-
communication between the CPU and the sound card
Pregunta 22
Pregunta
A technician looks at a motherboard and sees a 24-pin connector. What component would connect to the motherboard through the use of this 24-pin connector?
Respuesta
-
power supply
-
video card
-
PATA optical drive
-
SATA drive
-
floppy drive
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