Homework #7 Information System Management

Sigchi4life
Category:
Computer Science
Price: $5 USD

Question description

1. (2.5 points) If the Round Robin Scheduling algorithm is used, which process completes first? Why? At what time does it complete?

2. (2.5 points) If the Round Robin with Priority Queues Scheduling algorithm is used, which process completes second? Why? At what time does it complete?

3. (2 points) The manual for a popular operating system points out that the number of concurrent users on the system can be increased if the users are sharing programs, such as editors, mail readers, or compilers. What characteristics of virtual storage make this possible?

4. (3 points) Using a variable-partitioned multiprogramming memory, which of the four holes shown below will be used to satisfy a 45 KB program requirement under the conditions of:

0-45 KB

45-105 KB

105-145 KB

145-185 KB

185-260 KB

260-330 KB

330-350 KB

350-405 KB

405-470 KB

occupied

Hole A

occupied

Hole B

occupied

Hole C

occupied

Hole D

occupied


___ First-fit
___ Best-fit
___ Worst-fit


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