CompTIA Flashcards
you have determined that several PC’s network need to have the BIOS updated. Which changes to your PC would most likely require that you flash a PC’s BIOS afterward
upgrading CPU
A user reports that he’s having problems with his monitor. he explains that LCD is no longer spreading the light over the entire area of the laptop’s LCD screen. Which component of the LCD is most likely causing this problem?
Diffuser
Gab has a PC with 2 DVI ports and wants to connect it to an HDMI display. Whats the easiest solution. ?
Purchase a DVI to HDMI cable or adaptor
Gab works in Europe. She has a laptop with a standard VGA port that she uses for presentations at client sites. When she gets to the USA, she realizes that the companies she’s presenting for all have have HDMI displays and interfaces. what would you recommend she purchase for her travel bag as the most cost-effective solution?
Purchase a VGA to HDMI adapter
why would you implement a KVM switch?
to reduce device needs in a data centre
your company purchases a new USB mice for a server. with statement characterizes this mouse?
you can plug it into a PC while the PC is on
A user is considering purchasing a printer capable of 1200dpi. What does this indicate?
print resolution
which printer upgrade option allows a printer to act as a standalone printer on a network ?
NIC
one of your clients needs to print to multipart forms. Which printer type should you advise your client to consider?
LASER
What does a dot-matrix printer use to ensure that ink is transferred onto a piece of paper?
print head pins
which printer type uses a tractor feed?
dot matrix
which printer uses heat to transfer thermal wax onto paper?
thermal
you are responsible for performing all routine maintenance on your company’s laser printers. which of the following maintenance tasks would result in the need to reset the page count?
installing the maintenance kit
you are responsible for performing routine maintenance on your PC’s laser printers. which routine maintenance dos NOT require that you disconnect the laser printer from its power source ?
calibrating the printer
which statement is true for ATX mobo?
An ATX mob can support a max of 7 expansion slots
identify the men slot on the mobo
good
Which component detects both single-bit and multi-bit errors?
ECC
which hardware component will require the least amount of time to replace?
mem module
a graphics designer asks you to ensure that her PC supports scalable link interface. Whats the purpose of the SLI tech?
it groups 2 video cards together to increase video performance
whats the name of the media of a HDD where data is stored?
disk platter
for which type of device should you use the Safely Remove hardware icon to stop the device’s operation before removing it from the CP?
USB flash drive
which media types could be used to transport a 1.100MB file?
DVD+r and DSS-3
you’ve decided to enable overclocking to increase the performance of a PC. On which PC components can you specially enable overclocking ?///
processor and system bus
you have a mob that includes an LGA 1155 CPU socket. which cpu would NOT be supported with this mobo?
core 2 DUO
Which cpu socket will not support an AMD opteron CPU?
FM1
primary purpose of an integrated GPU
processing videos and graphics
which architecture is used to build CPU sockets
PGA
which component can you connect to a ZIF socket
CPU
which tech allows a CPU to execute 2 separate instructions simultaneously
hyper-threading
gab’s PC includes a HDD that connects to the PC’s mobo by means of a 7-wire cable with a single interface.
which HDD interface is used by gab’s disk drive?
Serial ATA
which HDD specifications has the fastest theoretical bus speed?
IEEE 1394
which operating frequency band is used by bluetooth tech?
2.4GHZ to 2.85GHz
you have purchased a new 20-pin PS to replace one that failed. however, the mobo only has a 24-pin connector. what should you do?
plug the 20-pin PS into the mobo, leaving pins
11 12 23 24 on the mobo unconnected
you’re an IT technician for a small computer store. you are designing a new gaming PC for a customer. you need to ensure that it provides the capabilities that will be needed by this type of PC. What should be a concern?
CPU
SOUND CARD
GRAPHICS CARD
what cable connector is used in a 1000 BaseT network
RJ45
gab has several areas in office where he needs to install cabling. he has coaxial cable on hand, ad he would like to use splitters to connect the different computers and areas. if she runs multiple splitters, which effects should she anticipate ?
signal loss
connection speed issues
service quality issues
you need to connect 2 PCs for a customer. the customer has not have a network and does not wish to purchase a concentrator, but both computers include functional Ethernet network interface cards with RJ-45 connectors
a crossover cable
what network topology supports the longest max cable length
100baseT
installing a network cabling
fiber optic cable
whats the IP address in the
192.168.0.0 through 192.268.255.255 range reserved for?
private networks
MAC address
letters numbers and —
which properties are true regarding IPv6
it uses 128bit addresses
it has 340 undecillion available address
Gab wants to purchase some software for his apartment from xxxx. After researching company policies, you inform him that he can only make the purchase if it is from a secure site. which port and protocol are qualify as secure?
HTTPS
FTP POP3 IMAP HTTPS RDP
21 110 143 443 3389
You administer your company’s 100Base TX Ethernet network. TCP/IP is the networking protocol used on the network. You want the routers on the network to send you notices when they have exceeded specified performance thresholds.
SNMP (simple network management protocol)
You want to set up a wireless network with data throughput of 54 Mbps. which two wireless specs will provide a data throughput of 54 Mbps?
- 11a
802. 11g
which tech has the shortest max large?
Bluetooth 2.0
you are an IT technician at your company. the company has two small offices in different cities. The company’s head office contains a DNS and a DHCP server. The branch office does not contain a DHCP server. A user travels frequently btw the HO and the branch office. You are configuring the IP address on this user’s laptop. You are required to ensure that the user is able to connect to the Internet from both offices.
cbmb
