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Deadlocks
Given the four primary types of resources - CPU, memory, storage devices, and files - select for each one the most suitable technique for fighting deadlock and briefly explain why it is your choice
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Overheads
What percentage of system overhead will not result in poor performance for user programs?
20%
>10%
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Banker's algorithm
Why Banker's algorithm to avoid deadlock is called so?
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Keyboard and Mouse not working when Booting to OS
When power suddenly shut downs the computer abruptly, keyboard and mouse stops working upon rebooting. What is the issue?
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Need of Operating System
What is the need of operating system in computer science?
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Cache Memory Access Time
A hierarical catche memory subsystem has a catche access time of 50ns and the main storage access time is of 500ns . If 80% of memory request are for the read and th ehot ratio of 0.9, what is the average access time of the system considering only memory read cycle in the write through scheme?
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I/O Burst and CPU Burst
What is pre-emptive short job?What is the I/O burst?What is CPU burst?
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