Why is the downloading of disk images of the operating system desirable compared to configuring each host individually? a. What is a vulnerability? b. What is an exploit? c. What is a zero-day attack?...

Why is the downloading of disk images of the operating system desirable compared to configuring each host individually?

a. What is a vulnerability? b. What is an exploit? c. What is a zero-day attack? d. Why is the quick application of critical fixes important?