QUESTION 111
After installing a new serial port card in a computer, the communication parameters need to be configured. Which of the following is the MOST common communication configuration for a serial port?
A. |
Eight data bits, even parity, two stop bits |
B. |
Seven data bits, no parity, one stop bit |
C. |
Eight data bits, no parity, one stop bit |
D. |
Seven data bits, even parity, one stop bit |
Correct Answer: C
Explanation:
http://www.modemhelp.net/faqs/8n1.shtml
QUESTION 112
A technician has installed a digital display. Which of the following is TRUE about the native resolution of a digital display?
A. |
It has the slowest refresh rate. |
B. |
It causes the display to use pixel interpolation. |
C. |
It is the lowest resolution. |
D. |
It provides the best quality display. |
Correct Answer: D
Explanation:
A digital display is obviously better than an analog one. Compared to an CRT monitor, the display of an LCD and LED is lot better – crisp and clear.
QUESTION 113
Which of the following features can be configured with keyboards to assist users with disabilities?
A. |
Pointer trails |
B. |
Magnifier |
C. |
Sticky keys |
D. |
Character map |
Correct Answer: C
Explanation:
QUESTION 114
Which of the following expansion slots can ONLY be found on a desktop computer?
A. |
PCI express |
B. |
Express Card 34 |
C. |
Express Card 54 |
D. |
PCMCIA |
Correct Answer: A
Explanation:
PCI Express slot is solely a desktop computer feature. The slot is on the motherboard that can be accessed easily. A laptop on the other hand has a compact casing so it is not possible to have a PCI express slot to insert a PCI card in it.
QUESTION 115
Which of the following features makes logical processor cores appear as physical cores to the operating system?
A. |
XD-bit |
B. |
Hyperthreading |
C. |
MMU virtualization |
D. |
64-bit architecture |
Correct Answer: B
Explanation
:
http://www.makeuseof.com/tag/hyperthreading-technology-explained/
QUESTION 116
Which of the following is typically installed by connecting multiple DVI and USB cables to it?
A. |
Touch screen |
B. |
LCD panel |
C. |
Webcam |
D. |
KVM |
Correct Answer: D
Explanation:
http://www.ehow.com/how-does_4899546_kvm-switch-work.html
QUESTION 117
Which of the following devices converts digital signals to analog ones?
A. |
Modem |
B. |
Switch |
C. |
Hub |
D. |
Router |
Correct Answer: A
Explanation:
http://library.thinkquest.org/27887/gather/fundamentals/analog_and_digital.shtml (last paragraph on the page)
QUESTION 118
ECC memory is primarily used in which of the following computers?
A. |
Tablet |
B. |
Desktop |
C. |
Server |
D. |
Laptop |
Correct Answer: C
Explanation:
http://searchwindowsserver.techtarget.com/tip/ECC-memory-A-must-for-servers-not-for-desktop-PCs
QUESTION 119
A PC technician must upgrade memory from 2 GB to 4 GB in twenty Windows 7 notebook computers. Some of the laptops have DDR2 memory, and some have DDR3. The memory purchased for the upgrade is DDR3. Which of the following is the MOST likely outcome of this upgrade?
A. |
The DDR2 notebooks will work with DDR3 provided the DDR2 is installed in the first DIMM positions. |
B. |
The DDR3 notebooks are the only ones that will accept the new memory. |
C. |
The DDR2 memory will fit into the DIMM positions and work. |
D. |
The DDR3 memory will not work correctly unless the CAS (CL) values are the same. |
Correct Answer: B
Explanation:
A DDR3 memory can only work with other DDR3 chips. It cannot work with DDR2. Therefore, the DDR3 memory purchased can only be used to upgrade notebook computers that have DDR3 memory installed.
QUESTION 120
Which of the following are components of an “active” CPU cooling solution?
A. |
A heatsink and thermal compound. |
B. |
A heatsink, radiator, and thermal compound. |
C. |
A heatsink, attached fan, and thermal compound. |
D.< /p> |
A heatsink, case fan, and thermal compound. |
Correct Answer: C
Explanation:
http://pcsupport.about.com/od/maintenance/tp/pc_cooling.htm
Free VCE & PDF File for CompTIA 220-801 Real Exam
Instant Access to Free VCE Files: CompTIA | VMware | SAP …
Instant Access to Free PDF Files: CompTIA | VMware | SAP …
100-105 Dumps VCE PDF
200-105 Dumps VCE PDF
300-101 Dumps VCE PDF
300-115 Dumps VCE PDF
300-135 Dumps VCE PDF
300-320 Dumps VCE PDF
400-101 Dumps VCE PDF
640-911 Dumps VCE PDF
640-916 Dumps VCE PDF
70-410 Dumps VCE PDF
70-411 Dumps VCE PDF
70-412 Dumps VCE PDF
70-413 Dumps VCE PDF
70-414 Dumps VCE PDF
70-417 Dumps VCE PDF
70-461 Dumps VCE PDF
70-462 Dumps VCE PDF
70-463 Dumps VCE PDF
70-464 Dumps VCE PDF
70-465 Dumps VCE PDF
70-480 Dumps VCE PDF
70-483 Dumps VCE PDF
70-486 Dumps VCE PDF
70-487 Dumps VCE PDF
220-901 Dumps VCE PDF
220-902 Dumps VCE PDF
N10-006 Dumps VCE PDF
SY0-401 Dumps VCE PDF