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<strong>A technician has been asked to configure several computers with RAID. The customer needs protection if two drive fails and wants as much drive capacity as possible. Which RAID should the technician install?</strong>
Correct answer(s):
- RAID 6
A technician has been asked to configure several computers with RAID. The customer needs protection if one drive fails, fast access, and drive capacity. Which RAID should the technician install?
Correct answer(s):
- RAID 5
A data analyst has asked a technician to help protect locally stored data by installing a RAID. What is the minimum number of drives the technician has to install if configuring a RAID level 1?
Correct answer(s):
- 2
A data analyst has asked a technician to help protect locally stored data by installing a RAID. What is the minimum number of drives the technician has to install if configuring a RAID level 10?
Correct answer(s):
- 4
<strong>A data analyst has asked a technician to help protect locally stored data by installing a RAID. What is the minimum number of drives the technician has to install if configuring a RAID level 5?</strong>
Correct answer(s):
- 3
<strong>A data analyst has asked a technician to help protect locally stored data by</strong> <strong>installing a RAID. What is the minimum number of drives the technician has to install if configuring a RAID level 1?</strong>
Correct answer(s):
- 3
<strong>A data analyst has asked a technician to help protect locally stored data by installing a RAID. What is the minimum number of drives the technician has to install if configuring a RAID level 6?</strong>
Correct answer(s):
- 3
<strong>A user reports that every morning when a particular computer is turned on, the configuration settings on that computer have to be reset. What action should be taken to remedy this situation?</strong>
Correct answer(s):
- Replace the CMOS battery.
Which security feature in modern CPUs protects memory areas that contain part of the operating system from malware attacks?
Correct answer(s):
- execute disable bit
<strong>A user playing a game on a gaming PC with a standard EIDE 5400 RPM hard drive finds the performance unsatisfactory. Which hard drive upgrade would improve performance while providing more reliability and more energy efficiency?</strong>
Correct answer(s):
- an SSD
What is one purpose of adjusting the clock speed within the BIOS configuration settings?
Correct answer(s):
What is the purpose of LoJack?
Correct answer(s):
- It allows the owner of a device to remotely locate, lock, or delete all files from the device.
What data is stored in the CMOS memory chip?
Correct answer(s):
- BIOS settings
Which is a BIOS security feature that can prevent data from being read from a hard drive even if the hard drive is moved to another computer?
Correct answer(s):
- drive encryption
What characteristic of electricity is expressed in watts?
Correct answer(s):
- the work required to move electrons through a circuit multiplied by the number of electrons flowing through a circuit per second
What electrical unit refers to the number of electrons moving through a circuit per second?
Correct answer(s):
- current
What is indicated by the contrast ratio of a monitor?
Correct answer(s):
- the difference in the intensity of light between the brightest white and darkest black that can be displayed
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?
Correct answer(s):
- HDMI
What makes CRT monitor disposal dangerous for a technician who is handling the disposal?
Correct answer(s):
- potential residual high voltage
How should a technician dispose of an empty inkjet printer cartridge?
Correct answer(s):
- Follow local regulations for disposal.