This Wikipedia article has some useful information. It's good for a reference source. Hope it helps! https://en.wikipedia.org/wiki/Stop-and-wait_ARQ
the answer is Java.util.scanner
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.
Answer:
Line of sight and rules of composition
Explanation:
He needs the rules of composition in order to use the line of sight