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Vendor: CompTIA
Exam Code: 220-901
Exam Name: CompTIA A+ 220-901 Certification Exam
Question 901 -- End
Visit PassLeader and Download Full Version 220-901 Exam Dumps QUESTION 901 Which of the following RAM types supports triple channel configurations?
A. B. C. D.
RAMBUS DDR DDR3 DDR2
Answer: C Explanation: http://www.hardwaresecrets.com/printpage/Everything-You-Need-to-Know-About-the-Dual-Tripleand-Quad-Channel-Memory-Architectures/133 QUESTION 902 Which of the following devices would provide protection for electronic equipment in an area prone to intermittent, unstable power?
A. B. C. D.
Power strip Surge suppressor Uninterruptible power supply Line conditioner
Answer: C Explanation: http://pcsupport.about.com/od/componentprofiles/p/ups_backup.htm QUESTION 903 Which of the following are factors when designing a home theater PC?
A. B. C. D.
Wireless NIC Audio frequency Video refresh rate Video output
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Free VCE and PDF Exam Dumps from PassLeader Answer: D Explanation: Video output is the main factor in building a home theater PC. You need to connect the TV or a large display with a PC and HDMI, DVI outputs are needed to show the PC on the display screen. QUESTION 904 Joe, a customer, requests that the desktop system he is buying is able to be used at his vacation home in another country, as well as his regular home. The technician is aware that the country mentioned has different power requirements. Which of the following should the technician ensure the desktop contains?
A. B. C. D.
Dual voltage options UPS Inverter Micro-ATX connector
Answer: A Explanation: To make sure the computer doesn't get fried, install dual voltage options in a desktop so that it can cope with company's various power requirements. QUESTION 905 Which of the following expansion slots is MOST commonly used for high-end video cards?
A. B. C. D.
PCI PCIe CNR AGP
Answer: B Explanation: http://en.wikipedia.org/wiki/PCI_Express#External_PCIe_cards QUESTION 906 Which of the following technologies can be accessed through the DisplayPort? (Select TWO).
A. B. C. D. E.
USB SATA DVI FireWire HDMI
Answer: CE Explanation: http://www.tomshardware.com/forum/390436-33-hdmi-display-port-hdmi QUESTION 907 Which of the following connections are typically on the external PC chassis? (Select TWO).
A. AGP B. SAS
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Free VCE and PDF Exam Dumps from PassLeader C. IEEE1394 D. eSATA E. IDE Answer: CD Explanation: IEEE1394 commonly known as Firewire port and eSATA connections are typicaly located on the external PC chassis. Firewire port is a serial bus interface that works like a USB. eSATA connection are typically external hard disks. QUESTION 908 A technician is building a gaming gaming PC for a user. The user wants wants to dual boot between Windows XP 32-bit and a 64-bit version of Windows 7 as some of the games require XP. The user requests the following specifications: 64-bit i7 processor, (consisting of 6 cores @ 3.0GHz) 16 GB of RAM (consisting of two 8 GB modules) One 200 GB SSD RAID 1 (consisting of two 1TB SATA Drives) Two 2 GB SLI Video Cards
Which of the following components should the technician warn the user will be reported differently depending on the operating system that is currently booted? A. B. C. D. E.
RAID RAM Processor SSD Drive Video Card
Answer: B Explanation: http://en.wikipedia.org/wiki/Random-access_memory QUESTION 909 ECC memory offers which advantage over non-ECC memory?
A. B. C. D.
Less energy consumption The capability of error correction More efficient core communication Broader BUS throughput
Answer: B Explanation: http://en.wikipedia.org/wiki/Error_detection_and_correction#Error-correcting_memory QUESTION 910 Which of the following locations stores the boot sequence for a desktop computer?
A. B. C. D.
BIOS TPM CPU Boot sector
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Free VCE and PDF Exam Dumps from PassLeader Answer: A Explanation: http://pcsupport.about.com/od/termsb/p/bios.htm QUESTION 911 Thermal paste is used with which of the following components?
A. B. C. D.
Fan Heat sink Motherboard RAM
Answer: B Explanation: http://www.techpowerup.com/articles/overclocking/134 QUESTION 912 Ann, a customer, requests a high-capacity, cost effective backup m edia that she can administer and store offsite with no assistance. Which of the following media types would BEST meet Ann's request?
A. B. C. D.
Tape DVD Floppy SSD
Answer: A Explanation: http://www.redwireservices.com/tape-backup-is-still-great QUESTION 913 Which of the following devices requires 12V of power from the power supply?
A. B. C. D.
Serial Port Card CD-ROM Drive Parallel Port Audio Jack
Answer: B Explanation: http://www.mrjentis.com/cdplayer_adapter.html (Introduction, second para) QUESTION 914 A user wishes to dispose of a CRT monitor t hat is no longer working. Which of the following steps should a technician complete before proceeding with the disposal?
A. B. C. D.
Break the glass in the CRT in a controlled environment to pr event injury Discharge all capacitors in the CRT and remove them before disposal disposal Ensure familiarity and and compliance with all relevant local regulations Ensure that the monitor is no longer working and repair if possible possible
Answer: C
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Free VCE and PDF Exam Dumps from PassLeader Explanation: CRT monitor has lead, which is a toxic component of the cathode tube. In order to dispose off properly, you need to be familiar with state and local regulations. QUESTION 915 When troubleshooting a PC that intermittently shuts off, which of the following should be monitored?
A. B. C. D.
Boot sequence CPU temperature SMART status TPM module
Answer: B Explanation: When the CPU temperature exceed the lim it, the PC will shut off to wade off the heat and normalize the temperature otherwise the CPU will melt down. QUESTION 916 A technician is giving a saf ety class to new employees. W hich of the following contains p otentially dangerous voltages and should be handled with care, even if the power has been recently disconnected?
A. B. C. D.
Laser printer Wireless router Paper shredder CRT monitor
Answer: D Explanation: http://www.wikihow.com/Discharge-a-CRT-Monitor QUESTION 917 A technician is tasked with improving the speed at which a system system boots and loads applications as well as improving data availability. Which of the following should the technician implement?
A. B. C. D.
Upgrade external storage to USB 3 .0 Upgrade non RAID hard hard drives to SSD Configure software RAID 5 Install additional eSATA drives
Answer: C Explanation: http://www.adaptec.com/nr/rdonlyres/14b2fd84-f7a0-4ac5-a07a214123ea3dd6/0/4423_sw_hwraid_10.pdf QUESTION 918 The Tower of Hanoi is MOST likely configured in a system which implements:
A. B. C. D.
a high RPM drives. a tape drive. an externally attached storage. a RAID configuration.
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Free VCE and PDF Exam Dumps from PassLeader Answer: B Explanation: http://searchdatabackup.techtarget.com/definition/Tower-of-Hanoi-backups QUESTION 919 An end user is designing a PC with a clear acrylic access panel to show off the insides. The user wants the inside to stay cool, but as dust free as possible. Which of the following would BEST meet this scenario?
A. B. C. D.
Create a positive pressure air f low with unfiltered intak es and filtered exhausts Create a positive pressure air flow with filtered intakes and unfiltered exhausts Create a negative pressure air flow with unfiltered intakes and unfiltered exhausts Create a negative pressure air flow with filtered exhausts and unfiltered exhausts
Answer: B Explanation: http://www.overclock.net/t/1219634/positive-air-pressure-what-you-need-to-know-to-keep-yourpc-clean-and-happy QUESTION 920 Which of the following is the BEST way to explain RAID to a non-technical user?
A. "RAID is a dynamic logical disk m anagement system." B. "RAID uses multiple hard disks to increase performance and/or provide protection against data loss." C. "RAID uses data striping to reduce hard drive write time and parity bits to reconstruct the data from a failed hard drive." D. "RAID stands for Redundant Array of Independent Disks". Answer: B Explanation: http://www.pcworld.com/article/132877/RAID.html QUESTION 921 A client wants a technician to install more RAM on their graphics work station. The client has provided a 4 GB SODIMM and had problems installing it. Which of the following is the probable reason for this?
A. B. C. D.
Graphic workstations require flash m emory The memory is incompatible for the workstation Graphic workstations workstations require solid state memory The workstation workstation has no available available memory slots
Answer: B Explanation: SO-DIMM memory is normally used in laptops and small form factor desktops. A graphics workstation is a fully configure d PC. Therefore, a DIMM memory is needed to allow it to perform flawlessly. QUESTION 922 Which of the following MUST be performed when installing a PCI sound card for use instead of the onboard sound?
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Free VCE and PDF Exam Dumps from PassLeader A. B. C. D.
Install drivers Install additional memory Configure the jumpers Flash the BIOS
Answer: A Explanation: Whenever you want to use a PCI sound card that is not built into the motherboard, you need specific drivers to install it. Drivers are software that help the hardware to perform for a specific operating system. QUESTION 923 Which of the following hard drive types would be considered the MOST likely to survive a fall?
A. B. C. D.
SCSI Solid State IDE SATA
Answer: B Explanation: http://www.examiner.com/article/solid-state-drives-vs-hard-drives QUESTION 924 Which of the following are the MOST important factors to address when a technician is choosing the components for a CAD workstation? (Select THREE).
A. B. C. D. E. F. G.
Large drive space allocation Powerful sound card Multiple network cards Multiple large HD monitors Powerful video card Maximum RAM Powerful processor
Answer: EFG Explanation: http://www.webopedia.com/TERM/C/CAD.html QUESTION 925 Which of the following allows a technician to enable support for a USB 1.1 device?
A. B. C. D.
MBR HCL BIOS AGP
Answer: C Explanation: http://www.tomshardware.com/forum/82823-45-enable-bios-keyboard-support
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Free VCE and PDF Exam Dumps from PassLeader QUESTION 926 Which of the following connectors from a power supply should be used with a graphics expansion card?
A. B. C. D.
8-pin 12 volt PCIe 6-pin 20-pin SATA
Answer: B Explanation: http://www.maplin.co.uk/pci-express-power-converter-46857 QUESTION 927 An end user requires a computer to support computer aided drafting and computer aided modeling. Which of the following component packages should a technician recommend to the end user?
A. B. C. D.
Powerful processor, high-end graph ics card, and maximum RAM File streaming, printer sharing, and a RAID array Surround sound audio, compact form factor, HDMI output Processor and and RAM that meets minimum Windows requirements
Answer: A Explanation: Since AutoCAD and computer aided modeling requires more muscle to do the renderings, you need a powerful processor, lots of RAM and an expensive high end graphics card to support the software. QUESTION 928 After installing a bar code reader, which of the following is commonly done to configure the reader?
A. B. C. D.
Scan in program codes Enable the code reader in the BIOS Use Device Device Manager Manager to enable I/R ports Adjust jumper switches
Answer: A Explanation: To enable the bar code reader to function optimally, you need to scan in program codes so that it can identify the objects later on. QUESTION 929 Which of the following input devices allows multiple PCs to share a common display?
A. B. C. D.
Router Bridge KVM Wireless keyboard
Answer: C Explanation: http://www.webopedia.com/TERM/K/KVM_switch.html
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Free VCE and PDF Exam Dumps from PassLeader QUESTION 930 Which of the following resolution modes, by design, provides the BEST possible visual quality on a flat screen LCD monitor?
A. B. C. D.
SVGA Digital XGA Native
Answer: D Explanation: http://reviews.cnet.com/4520-6029_7-6278129-1.html QUESTION 931 Which of the following connectors would terminate a POTS connection?
A. B. C. D.
BNC F RJ-45 RJ-11
Answer: D Explanation: http://www.danlipofsky.com/technical/ethernet/ QUESTION 932 Which of the following features of a CPU socket is designed to make installation of a CPU easier?
A. B. C. D.
Plug and Play Lower latency Zero insertion force Heatsinks
Answer: C Explanation: http://www.techterms.com/definition/zif QUESTION 933 Which of the following should a technician do FIRST in the BIOS to set up drive encryption?
A. B. C. D.
Enable eSATA support Run built-in diagnostics Enable TPM Enable virtualization support
Answer: C QUESTION 934 Which of the following are PCIe slot types? (Select TWO).
A. 2x
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Free VCE and PDF Exam Dumps from PassLeader B. C. D. E.
3x 4x 8x 16x
Answer: CE QUESTION 935 Which of the following cables is normally associated with a DB-15 connector?
A. B. C. D.
STP VGA DVI RCA
Answer: B QUESTION 936 Which of the following display types would provide the HIGHEST picture quality for a large-screen display?
A. B. C. D.
LCD OLED Plasma CRT
Answer: C QUESTION 937 For a home theater PC, which of the following parts would be considered the MOST useful for its purpose?
A. B. C. D.
RAID card with 4 SATA channels Video card with dual HDMI outputs outputs Video card with with dual VGA outputs AC '97 onboard onboard integrated 2 channel sound
Answer: B QUESTION 938 A technician is tasked with connecting several servers through a new PoE KVM device. W hich of the following cable types is required to operate the KVM?
A. B. C. D.
A CAT5e cable for each device, long enough to allow it to connect to th e KVM. Several extra PS2 or USB cables, as many more are needed to connect to the KVM. Female to Male PS2 adapters or cables, to allow for connecting straight to the KVM. Male to Female PS2 adapters or cables, to allow for connecting straight to the KVM.
Answer: A QUESTION 939 When building a custom PC, which of the following PC roles is MOST likely to require a high-end
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Free VCE and PDF Exam Dumps from PassLeader graphics card? (Select TWO). A. B. C. D. E.
CAD Workstation Home Theatre PC Thin Client Gaming PC Virtualization Workstation
Answer: AD QUESTION 940 Which of the following types of expansion slots are MOST likely used for modem, network, and audio adapters?
A. B. C. D.
AGP8x MiniPCI VESA AGP2x
Answer: B QUESTION 941 Which of the following supports both digital and analog signals?
A. B. C. D.
DVI HDMI VGA DisplayPort
Answer: A QUESTION 942 Which of the following socket types would be found on an Intel Desktop?
A. B. C. D.
754 775 940 FM1
Answer: B QUESTION 943 Modern ATX v2.3 power supplies employ motherboard power connectors with how many pins?
A. B. C. D.
16 20 24 28
Answer: C
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Free VCE and PDF Exam Dumps from PassLeader QUESTION 944 Joe, a client, wants to purchase a new hard drive to replace the boot drive in his workstation. Joe wants the fastest performance for the new boot drive. Which of the following drive types should be selected?
A. B. C. D.
SCSI Drive 7200 RPM SATA 10K RPM SATA Solid State Drive
Answer: D QUESTION 945 A technician has an A/V cable with red, white, and yellow connectors. Which of the following is the MOST likely use for the cable?
A. B. C. D.
Component video Composite video RCA video S-video
Answer: C QUESTION 946 A technician is tasked with replacing a f ailed memory module with 204 pins. Which of the following modules will the technician order?
A. B. C. D. E.
DDR DDR2 DDR3 SDRAM SODIMM
Answer: E QUESTION 947 BIOS upgrades are generally flashed directly onto whic h chip that sits on the motherboard of a PC?
A. B. C. D.
Northbridge controller VRAM EEPROM CMOS Battery
Answer:
……
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