4.
next
pretest: fundamentals of computers
submit test
reader tools
select the correct answer.
jack lost all the data he saved on his desktop because of a power outage while working on a presentation. on which of these computer
components must jack have saved his data?
a
random access memory (ram)
b. read-only memory (rom)
c. hard disk
d. flash memory

the answer to your question would be something called hertz. the unit of measurement called a hertz, which is one cycle per second, is used to measure clock speed. within one cycle, your computer processes, refreshes, or updates itself to the changes that it is going through. in the case of computer clock speed, one hertz equals one tick per second. the clock speed of computers is usually measured in megahertz (mhz) or gigahertz (ghz)