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Q. Most WANs utilize only a partially connected topology. Why is this subsequently
Answer: Cost. A completely connected network requires a link between every node in the network. For a WAN this may be too costly as communication links among physically distant hosts may be expensive.
Q. What are two dreadful problems that designers should solve to implement a network-transparent system? Answer: One such issue is making all the processors as well as storag
Define I/O and CPU Bursts Applications typically to through cycle of CPU bursts and Input/output bursts. Since the CPU sits idle during I/O operations, efficiency is improved
The swapper work s on the biggest scheduling priority. Initially it will look for any sleeping process, if not get then it will see for the ready-to-run process for swapping. Bu
1. On every access, mark the page with a timestamp. Whenever we need to evict a page, we search through memory for the oldest page, the least-recently used page. But we need memory
Enhanced second-chance algorithm. When we increase the second-chance algorithm by considering both the reference bit and the modify bit as an order pair. We have the following
Ok so i think i got this right by not 100% on this. what I want to figure out is if there are x visitors that can line up for a ride but only 1 passenger can get on the ride at a t
Scalability Scalability is the ability of the system to adapt to increased service load. A scalable system will respond more gracefully to increased load than a non scalable on
Question: a) What special measures must be taken to ensure the reliability, availability, and security of electronic commerce and digital business process? b) What are the c
What are two differences among user-level threads and kernel-level threads? Under what circumstances is one type better than the other? (1) User-level threads are unknown by th
Question: Concurrency and Synchronization a) Define the following terms: I. Critical section II. Mutual Exclusion III. Deadlock IV. Starvation. b) Name three methods w
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