CompTIA
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Question: 1
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After a technician installs a video card, which of the
following should the technician configure NEXT?
A. Resolution
B. Colors
C. Dots per inch
D. Refresh rate
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Answer: A
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Explanation: Video card is related to the resolution and
color. To make sure the card is installed correctly and working properly, you
need to check the resolution. If the desired resolution is not achieved, you
can change the video card for a better one you can adjust the video card in the
slot.
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Question: 2
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A technician would like to connect to a computer using
remote desktop. Which of the following ports does remote desktop use by
default?
A. 22
B. 443
C. 3389
D. 8080
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Answer: C
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Explanation: The default port for remote desktop
application is 3389. Reference:
http://windows.microsoft.com/en-us/windows7/allow-remote-desktop-connectionsfrom-outside-your-home-network
(see forward TCP port 3389)
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Question: 3
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Which of the following should a technician do NEXT after
reporting an incident?
A. Delete the content
B. Confiscate the PC
C. Go back to work
D. Document the incident
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Answer: D
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Explanation: When the incident is reported, the best
thing to do afterward is to document the details of the incident especially in
the hardware case. The documenting of the incident will help determine the
cause of the problem and the circumstances in which the problem occurred.
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Question: 4
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Which of the following MUST be configured when trying to
start a machine with a DVD?
A. TPM
B. Virtualization support
C. BIOS security
D. Boot order
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Answer: D
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Explanation: By default BIOS boot order is configured to
boot the computer from the hard disk. When installing Windows from a DVD or any
other OS, you need to set the preferred boot order to DVD so the computer can
scan the DVD drive to get the boot data and boot from the DVD.
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Question: 5
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After setting up a new computer, a user states that the
mouse and keyboard will not work. Which of the following is the MOST likely
reason?
A. The network cable is disconnected
B. The PS/2 connectors are switched
C. The USB connectors are switched
D. The hard drive is unplugged
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Answer: B
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Explanation: It is normal to switch the PS/2 connectors
in older computers. PS/2 connectors are present side by side at the back of a
computer casing. Both are colored to avoid switching but sometimes the keyboard
is switched to a mouse PS/2 port and the mouse is connected to keyboard PS/2
port. So first check PS/2 connector to see whether the problem lies with PS/2
connectors.
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Question: 6
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Which of the following interfaces are used to
simultaneously transfer video and audio at high rates?
A. HDMI
B. DVI-D
C. S-Video
D. DVI-I
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Answer: A
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Explanation:
Reference:
http://en.wikipedia.org/wiki/HDMI
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Question: 7
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Which of the following expansion cards would MOST likely
have the requirements of utilizing a direct auxiliary 6-pin power plug to
operate properly?
A. PCI Express RAID card
B. PCI Express video card
C. PCI Express FireWire card
D. PCI Express LAN card
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Answer: B
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Explanation:
Reference:
http://www.tomshardware.com/reviews/power-supply-specifications-atxreference,3061-12.html
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Question: 8
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To configure two drives for MAXIMUM performance, which of
the following RAID types should be used?
A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10
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Answer: A
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Explanation:
Reference:
http://www.adaptec.com/nr/rdonlyres/874d145e-f64f-4804-9e27-037bc5a9dce0/0/3994_raid_whichone_v112.pdf
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Question: 9
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Which of the following panel types would allow for the
THINNEST possible display monitor?
A. LED
B. CRT
C. DLP
D. Plasma
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Answer: A
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Explanation:
Reference:
http://electronics.howstuffworks.com/difference-between-lcd-and-led.htm
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Question: 10
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A technician is tasked with selecting components to build
a computer that will be used for computer-aided drafting and computer aided
modeling. Which of the following components are the BEST choices? (Select
TWO).
A. Triple channel memory
B. MIDI sound card
C. Socket 1156 motherboard
D. Onboard graphics
E. Socket 1366 CPU
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Answer: A,E
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Explanation:
Reference:
http://www.tomshardware.com/forum/306223-28-socket-1155-1366
http://www.tomshardware.com/forum/292783-30-triple-channel-dual-channel
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Question: 11
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Which of the following devices transmits data to all
ports regardless of final destination?
A. Firewall
B. Router
C. Switch
D. Hub
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Answer: D
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Explanation:
Reference:
http://computernetworkingnotes.com/comptia-n-plus-study-guide/network-devices-hubswitch-router.html
(see Hub)
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Question: 12
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Which of the following uses a single connector to deliver
both video and audio?
A. DVI
B. Serial
C. VGA
D. HDMI
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Answer: D
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Explanation:
Reference:
http://hometheater.about.com/od/hometheatervideobasics/qt/hdmifacts.htm
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Question: 13
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Which of the following expansion slots uses a serial
connection?
A. PCI
B. PCI-X
C. PCIe
D. AGP
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Answer: C
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Explanation:
Reference:
http://en.wikipedia.org/wiki/PCI_Express#Serial_bus
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Question: 14
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Which of the following would allow for multiple computers
to share a display and input devices?
A. AGP video adapter
B. KVM switch
C. Portable TDR
D. PCI video adapter
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Answer: B
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Explanation:
Reference:
http://www.prosum.net/en/products/kvm-switches
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Question: 15
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Video editing workstations require the fastest hard drive
access times with large storage capacity. Which of the following hard disk
setups would be MOST ideal for the described computer?
A. Two 500 GB SATA2 hard drives used in a JBOD array
B. Two 500 GB SATA2 hard drives in a hardware RAID 0
C. Two 500 GB SATA2 hard drives in a hardware RAID 1
D. Two 500 GB SATA2 hard drives in a software RAID 0
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Answer: B
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Explanation:
Reference:
http://forums.mydigitallife.info/threads/12651-2x-200GB-SATA-I-Raid-0-v-s-single-500GB-SATA-II
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