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1.1 In a multiprogramming and time-sharing environment, several users
share the system simultaneously. This situation can result in various
security problems.
a. What are two such problems?
b. Can we ensure the same degree of security in a time-shared machine
as in a dedicated machine? Explain
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1 What is the relationship between a guest operating system and a host operating system in a system like VMware? What factors need to be considered in choosing the host operating system?
-VMware를 설치하면 하나의 host OS위에 guest OS를 설치할 수 있다. 듀얼 부팅이나 새로운 시스템 필요없
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밖의 것들은 클라이언트 컴퓨터에 서비스들을 제공하는 다른 컴퓨터들, 즉 서버에게 요청하는 형태의 클라이언트/서버 컴퓨팅이었다
h. Clustered
Clustered는 가변적인 업무부하를 처리하거나, 또는 그 중 한 대가 고장이 났을 경우에도 운영이
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?
Answer: Polling can be more efficient than interrupt-driven I/O. This is the case when the I/O is frequent and of short duration. Even though a single serial port will perform I/O relatively infrequently and should thus use interrupts, a collection of serial ports such as those in a terminal conce
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;
i++;
}
}
}
FibonacciStarter
public class FibonacciStarter {
public static void main (String[] args) {
if (args.length == 0) {
new FibonacciGenerator(\"First thread\", 10).start();
new FibonacciGenerator(\"Second thread\", 10).start();
}
else {
new FibonacciGenerator(\"First thread\",
Integer.parse
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