Answer:
b. turnaround time
Explanation:
A scheduling computer system refers to the ability of the computer that typically allows one process to use the central processing unit (CPU) while another process is waiting for input-output (I/O), thus making a complete usage of any lost central processing unit (CPU) cycles in order to prevent redundancy.
In terms of CPU scheduling metrics, turnaround time is the time at which the job completes minus the time at which the job arrived in the system. It is one of the scheduling metrics to select for optimum performance.
Answer:
The first one. Important notice sum should be equal to zero before calculating the total sum.
A. The restaurant review contains data but is not data itself.
I'm sorry if that's wrong, but that seems right to me.