Question

_______________ is used by a hacker to mask intrusion and obtain administrator permissions to a computer.

Answer 1

Answer:

Rootkit.

Explanation:

Rootkit is a collection of software tools,mostly malicious.These are mostly used by hackers to obtain administrator permission to a computer by masking intrusion.

Root-kit is made from two word Root and kit.Where root refers to the name of privileged account on an operating system that is somewhat like unix and KIT refers to the tools used.