Which security feature in modern CPUs protects memory areas that contain part of the operating system from malware attacks?
Multiple Choice Quizzes with Answer in English (Page: 267)
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?
What is one purpose of adjusting the clock speed within the BIOS configuration settings?
What is the purpose of LoJack?
What data is stored in the CMOS memory chip?
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?
What characteristic of electricity is expressed in watts?
What electrical unit refers to the number of electrons moving through a circuit per second?
What is indicated by the contrast ratio of a monitor?
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?
What makes CRT monitor disposal dangerous for a technician who is handling the disposal?
How should a technician dispose of an empty inkjet printer cartridge?
Which condition refers to a reduced voltage level of AC power that lasts for an extended period of time?
How do an inline UPS protect computer equipment against electrical power brownouts and blackouts?
A technician has assembled a new computer and must now configure the BIOS. At which point must a key be pressed to start the BIOS setup program?
What is a function of the BIOS?
A technician has just finished assembling a new computer. When the computer is powered up for the first time, the POST discovers a problem. How does the POST indicate the error?
What are two reasons for installing a second hard disk drive inside an existing computer? (Choose two.)
Which two components are commonly replaced when a computer system with a newer motherboard is being upgraded? (Choose two.)
Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two.)