An employee starts the execution of an olap application that uses a lot of computational resources while executing. normally, this application runs overnight when resources are not heavily used, but this time it is executed during prime work time. as a result, order-entry transactions are unable to be completed. this type of human error is termed

(a) spoofing
(b) spamming
(c) spoofing
(d) denial of service
(e) hacking

(D) denial of service

Explanation:

Denial of service -

It is a type of cyber - attack where offender tries to make the source of network or the machine unavailable for the user via disturbing the service of the of the internet .

The task of denial of service is done by flooding the machine or the source with many requests in a way to overload the system .

Hence , from the question , the example shown in the question is about denial of service .

answer; enforce the rules;