Hardware
Which of the following best describes the concept of hot-swappable devices?
A. Power does not need to be turned off before the device is inserted or removed.
B. The device can be removed with power applied after it is properly stopped in the
operating system.
C. The device can be swapped while still hot, immediately after powering down the system.
D. Care must be taken when swapping the device because it can be hot to the touch.
A. Power does not need to be turned off before the device is inserted or removed.
A computer is making a loud whining noise. The exhaust fan is coated in dust. What should you do?
A. Use compressed air to clean the fan
B. Replace the PSU
C. Use a computer vacuum
D. Clean the fan with a damp cloth
A. Use compressed air to clean the fan
This type of printer can be used with multipart forms
A. Thermal
B. Dot-Matrix
C. Inkjet
D. Laser
B. Dot-Matrix
Which type of network connection is commonly used by DSL?
A. Fiber Optic
B. Copper Twisted Pair
C. Coaxial
D. 802.11
B. Copper Twisted Pair
An Android user needs to transfer some presentations from their desktop to their smartphone. Which of the following is the best choice?
A. Lightning
B. Thunderbolt
C. USB-C
D. RJ-45
C. USB-C
Which type of storage device is composed of a conventional magnetic hard drive and a substantial amount of solid-state storage?
A. SSD
B. Mesh
C. Hybrid
D. HDD
C. Hybrid
A computer is making an intermittent grinding noise. What component is most likely failing?
A. Processor fan
B. Magnetic Hard Drive
C. RAM
D. SSD
B. Magnetic Hard Drive
Which step in the EP imaging process uses a laser to discharge selected areas of the photosensitive drum, thus forming an image on the drum?
A. Exposing
B. Transferring
C. Developing
D. Cleaning
A. Exposing
A firewall operates by using a set of rules known as what?
A. DMZ
B. SLA
C. ACL
D. Whitelist
C. ACL
A workstation is configured with a video card that outputs DVI-D, but it needs to connect to an LCD projector with an HDMI connection. Which of the following would be the BEST way to connect this workstation to the projector?
A. DVI-D to HDMI adapter
B. Digital to analog converter
C. USB to HDMI converter
D. VGA to HDMI adapter
A. DVI-D to HDMI adapter
Of the following voltage pairings, which one accurately represents the input and output, respectively, of power supplies and AC adapters?
A. DC in, DC out
B. DC in, AC out
C. AC in, AC out
D. AC in, DC out
D. AC in, DC out
There are several places on a screen that will not light up, those spots are always black dots. What is this a symptom of?
A. Artifacts
B. Overheating
C. Dead Pixels
D. Backlight Failure
C. Dead Pixels
You have just installed a new printer, but it prints only garbled text. Which of the following is likely the problem?
A. Incorrect printer drivers
B. Unsupported printer
C. Wrong IP address
D. Worn print head
A. Incorrect printer drivers
When enabled, which feature of a wireless router allows only specified computers to access the network?
A. WPS
B. MAC filtering
C. SSID
D. Port forwarding
B. MAC filtering
Which feature of cloud service allows you to instantly obtain additional storage space or processing power as your company needs it?
A. Ubiquitous access
B. Rapid elasticity
C. Resource pooling
D. Measured service
B. Rapid elasticity
Which optical disc format supports a data capacity of 25 GB?
A. Single-sided, single-layer Blu-ray Disc
B. Double-sided, double-layer DVD+R
C. Double-sided, single-layer DVD+R
D. Double-sided, single-layer DVD-R
A. Single-sided, single-layer Blu-ray Disc
Your home computer was working fine yesterday but today you get an error stating bootable device not found. Which of the following is most likely?
A. A USB drive is in a USB port.
B. The hard drive has failed.
C. The OS was deleted.
D. The POST is faulty.
A. A USB drive is in a USB port.
What charges the paper in a laser printer?
A. Laser
B. Transfer roller
C. Primary corona
D. Fuser assembly
B. Transfer roller
What does a DHCP server need to be configured with to operate properly?
A. Scope
B. DNS server
C. Range
D. DHCP relay agent
A. Scope
A user complains that his mouse cursor randomly jumps to different places on the screen when he types. Which device might you want to disable to prevent this from happening?
A. Trackball
B. Mouse
C. Point stick
D. Touchpad
D. Touchpad
A client wants to ensure that their server does not lose power if their power supply fails. Which of the following best describes the type of power supply needed in this situation?
A. A modular power supply
B. A redundant power supply
C. A power supply that provides twice as much wattage than what is needed to power
system components
D. A power supply that provides a voltage output selector
B. A Redundant power supply
You’re about to refer to a vendor’s instructions for guidance. What step of the best practice methodology to resolve problems should you be in?
A. Identify the problem.
B. Establish a theory of probable cause.
C. Establish a plan of action to resolve the problem and implement the solution.
D. Document the findings, actions, and outcomes.
C. Establish a plan of action to resolve the problem and implement the solution.
During the laser printer process, after the erase lamp exposes the entire surface of the photosensitive drum to light, what happens to the photosensitive coating?
A. It becomes electrically charged.
B. It becomes bright.
C. It becomes nonconductive.
D. It becomes conductive.
D. It becomes conductive.
What is the lowest grade of UTP that is rated for 100 Mbps transmission?
A. CAT-5
B. CAT-6
C. CAT-5e
D. CAT-6a
A. CAT-5
You need to set up a temporary operating system environment to quickly test a piece of software your manager wants to install on the network. Which should you use?
A. Sandbox
B. DNS Server
C. DHCP Server
D. Application virtualization
A. Sandbox