Write the steps in a system call to read a byte from the keyboard. Refer to page 31 of Lecture 05 as a starting point. However, note that this will require more steps because the user may not type anything in the keyboard immediately. What is the state of the process while it is waiting for the keyboard input

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)