Components
Which type of interface was originally developed for high-definition televisions and is also popular to use with computers to connect audio and video devices?
FireWire
DVI
HDMI
USB
VGA
HDMI
Bonus: What does HDMI stand for?
What are the two methods to communicate with a printer wirelessly? (Choose two)
WiMAX
Satellite
Bluetooth
Microwave
IEEE 802.11 standards
IEEE 802.11 standards
Bluetooth
What physical layer medium is used by DSL to provide high-speed data communications?
television cable
telephone lines
Satellite dish
4G wireless radio
telephone lines
Bonus: What does DSL stand for?
How many devices can a Bluetooth device connect to
7
127
10
24
7
Bonus: What type of area network is Bluetooth?
While diagnosing a PC that failed to boot, the RAM modules were suspected to be the issue. After removing them and testing them in another PC which booted successfully the modules were reinstalled in the original PC, which then powered on without issue. What is the most probable explanation for this behavior?
The RAM modules have bad blocks.
The RAM modules were not seated firmly.
The RAM modules did not match the PC specs.
The RAM modules were inserted backwards into the DIMM slots.
The RAM modules were not seated firmly.
What part should be checked first when a burning odor is coming from the equipment?
CPU
Hard drive
RAM module
Power Supply
Power Supply
What are two probable causes for printer paper jams? (Choose two.)
the wrong type of paper
a defective print cartridge
misaligned print heads
an incorrect print driver
high humidity
high humidity
the wrong type of paper
A computer can access devices on the same network but cannot access devices on other networks. What is the probable cause of this problem?
The cable is not connected properly to the NIC.
The computer has an invalid IP address.
The computer has an incorrect subnet mask.
The computer has an invalid default gateway address.
The computer has an invalid default gateway address.
What filtering method uses the physical address to specify exactly which device is allowed or blocked from sending data on a network?
port triggering
MAC address filtering
port forwarding
whitelisting
MAC address filtering
A customer visits a computer parts and service store seeking a device to manually enter text for a networking textbook they are authoring. What device should the store owner suggest meeting this need?
keyboard
biometric scanner
NFC device
flatbed scanner
keyboard
A customer comes into a computer parts and service store. The customer is looking for a device to allow users to tap and pay for their purchases. What device should the store owner recommend to accomplish the required task?
NFC device
joystick or gamepad
projector
magstripe reader
NFC Device
Bonus: What does NFC stand for?
What is a characteristic of thermal inkjet nozzles?
The vibration of the crystal controls the flow of ink.
The heat creates a bubble of steam in the chamber.
Heat is applied to the ink reservoir of each nozzle.
A charge is applied to the printhead.
The heat creates a bubble of steam in the chamber.
A user is setting up a home wireless network. Which type of device must the user have in order to establish the wireless network and provide access to the internet for multiple home devices?
patch panel
switch
hub
wireless router
wireless router
what's a characteristic of a WAN?
It connects multiple networks that are geographically separated.
It spans across a campus or city to enable sharing of regional resources.
It is typically owned and managed by a single home or business.
It requires a wireless access point to connect users to the network
It connects multiple networks that are geographically separated.
Which change management process component is concerned with the cost and resources necessary for implementation?
approval
implementation
assessment
identification
assessment
Which type of cabling is immune to RFI and EFI?
coaxial
UTP
STP
fiber-optic
fiber-optic
Which factor affects the speed of an inkjet printer?
the cost of the inkjet cartridges
the quality of the paper
the size of printer power supply
the desired quality of the image
the desired quality of the image
A network technician is setting up a wireless access point in the front office of a small company. The technician needs to disable an option on the access point that would allow devices to dynamically add themselves to the network without configuration. Which technology should the technician disable?
MAC filtering
port forwarding
NAT
UPnP
UPnP
Bonus: What does it stand for?
When would a printer be considered a network host?
when it is connected to a switch
when it is connected to a workstation
when it is connected to a laptop
when it is connected to a PC
when it is connected to a switch
A user can print to a printer that is on the same network, but the traffic of the user cannot reach the Internet. What is a possible cause of the problem?
The PC default gateway address is missing or incorrect.
The PC has an incorrect IP address.
The network cable connected to the user PC is faulty.
The NIC on the PC is faulty.
The PC default gateway address is missing or incorrect.
What is the probable reason a workstation crashes within five minutes of use?
The RAM is malfunctioning.
The CPU is overheating.
The power supply fails to provide adequate voltage and current.
The hard disk is failing.
The CPU is overheating.
A user discovers that an inkjet color printer is printing different colors from those that are shown on the screen. What can be done to solve this problem?
Replace the fuser.
Adjust the printer spool.
Calibrate the printer.
Replace the drum.
Calibrate the printer.
A technician needs to add a new wireless device to a small WLAN. The WLAN is a mixture of old and newer 802.11b and 802.11g devices. What choice for the new device would provide the most interoperability for present and future growth?
Add a new 802.11n device.
Add a new 802.11g device.
Add a new 802.11a device.
Add a new 802.11b device.
Add a new 802.11n device.
A network technician is checking a computer to see if the DHCP client is working correctly. The technician issues the ipconfig /all command. Which two parameters should the technician review? (Choose two.)
media state
description
host name
subnet mask
default gateway
subnet mask
default gateway
During computer forensics investigations, which type of data is lost when power is removed from the computer?
data that is stored on solid state drives
data that is stored in RAM
data that is stored on magnetic disk
data that is stored to an external drive
data that is stored in RAM