CompTIA
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
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.
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
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)
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
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.
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
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.
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
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.
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
Answer: A
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Explanation: Reference: http://en.wikipedia.org/wiki/HDMI
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
Answer: B
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Explanation: Reference: http://www.tomshardware.com/reviews/power-supply-specifications-atxreference,3061-12.html
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
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
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
Answer: A
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Explanation: Reference: http://electronics.howstuffworks.com/difference-between-lcd-and-led.htm
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
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
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
Answer: D
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Explanation: Reference: http://computernetworkingnotes.com/comptia-n-plus-study-guide/network-devices-hubswitch-router.html (see Hub)
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
Answer: D
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Explanation: Reference: http://hometheater.about.com/od/hometheatervideobasics/qt/hdmifacts.htm
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
Answer: C
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Explanation: Reference:
http://en.wikipedia.org/wiki/PCI_Express#Serial_bus
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
Answer: B
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Explanation: Reference: http://www.prosum.net/en/products/kvm-switches
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
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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