more random stuff
What is the purpose of the Additional Drivers button in the Sharing tab of the Printer Properties?
to add additional drivers for other operating systems
Which step would be important in the removal of laptop memory
Attach an AC adapter before starting the procedure.
Gently press down on the memory module until it releases from the slot.
Press outward on the clips that hold the memory module.
Align the memory module notch at a 45-degree angle and press to release.
Press outward on the clips that hold the memory module.
What component is most likely suspected of being faulty if a burning electronics smell is evident?
power supply
Which protocol can be used to transfer messages from an email server to an email client?
POP3
During what step in the troubleshooting process does the technician demonstrate to the customer how the solution corrected the problem?
Document the findings, actions, and outcomes.
How can users working on a shared computer keep their personal browsing history hidden from other workers that may use this computer?
Operate the web browser in private browser mode.
A retail store wants to secure laptops that are on display. The store manager also wants a record of which employees enter the backroom where inventory is kept. Which security option would work best for this situation?
cable locks and a token-based lock on the backroom
What are three common input devices found on laptops? (Choose three.)
PS/2 keyboard
AC power connector
external monitor
fingerprint reader
web camera
touchpad
fingerprint reader
web camera
touchpad
What is the main function of a hypervisor?
It is used to create and manage multiple VM instances on a host machine.
When troubleshooting a computer, where can a technician find updated information about errors caused by the system, the user, or the software?
Event Viewer
What electrical unit refers to the number of electrons moving through a circuit per second?
current
When performing computer forensics, what can be prevented with a properly and carefully documented chain of custody?
evidence tampering
What is a characteristic of laptop motherboards?
Laptop motherboards are proprietary.
What is the proper CIDR prefix notation for a subnet mask of 255.0.0.0?
Hint* /?
/8
After having talked to the customer, a network technician suspects that an invalid IP address is the most likely cause of a network issue. Which step of the troubleshooting process does this represent?
Identify the problem.
Test the theory to determine the cause.
Establish a theory of probable cause.
Establish a plan of action to resolve the problem and implement the solution.
Establish a theory of probable cause.
What is a common function of a proxy server?
to provide access to a shared pool of configurable computing resources
to store frequently accessed web pages on the internal network
to control who is permitted to access the internal network
to detect malicious signatures by monitoring traffic that is entering the internal network
to store frequently accessed web pages on the internal network
After applying a solution to a printer problem, a technician restarts the printer and prints a test page. Which step of the troubleshooting process is the technician applying?
verifying the solution and system functionality
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?
Adjust the printer spool.
Calibrate the printer.
Replace the drum.
Replace the fuser.
Calibrate the printer.
Which network server is malfunctioning if a user can ping the IP address of a web server but cannot ping the web server host name?
the DNS server
A customer brings a laptop into a computer repair shop. The technician can tell that the laptop is powered on by the power light, but nothing displays on the screen. What are two possible issues that could cause this symptom? (Choose two.)
The video cable is loose.
The screen cutoff switch needs cleaning or is damaged.
The backlight needs adjusting.
The laptop has gone into sleep mode.
The display properties need adjusting.
The screen cutoff switch needs cleaning or is damaged.
The laptop has gone into sleep mode.
How many devices can a Bluetooth device connect to simultaneously?
7
5
10
127
24
7
A user calls the help desk reporting that a laptop is not performing as expected. Upon checking the laptop, a technician notices that some system files have been renamed and file permissions have changed. What could cause these problems?
The file system is corrupted.
The file system has been encrypted.
The display driver is corrupted.
The laptop is infected by a virus.
The laptop is infected by a virus.
What is the advantage of having a redundant power supply?
It can be used to power high-performance graphic cards.
It provides a Field Replacement Unit for immediate replacement in the event of a power supply failure.
It can be linked to increase the wattage required for the newer processors.
It allows for the replacement of the faulty power supply without loss of power to the server.
It allows for the replacement of the faulty power supply without loss of power to the server.
The current IP configuration of a small company is done manually and is time-consuming. Because of increased network growth, a technician needs a simpler way for IP configuration of workstations. Which service would simplify the workstation IP configuration task?
DHCP
What is a reason to escalate a problem from a level one technician to a level two technician?
when drivers, applications, or operating systems need to be installed
when the screen resolution of a customer PC needs to be adjusted
when the equipment needs to be rebooted
when a peripheral device needs to be replaced
when drivers, applications, or operating systems need to be installed