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Explain the various types of computer systems.
Mainframe systems
Large Number of CPU with Greatest Processing Power:
Huge Memory Capacity:
Increased Performance by sharing workload:
Centralized Computing:
Ability to Run in Multiple Operating systems
Supports Time Sharing Ability:
Supports Sophisticated Operating system:
Reliability:
Availability:
Serviceability:
Supports Maximum I/O connectivity
Have capability of providing Maximum I/O bandwidth
Have the greatest ability of producing fault tolerant computing.
Capacity to manage Large Users
1. A digitized voice channel is made by digitizing a 7 KHz bandwidth analog signal. The signal is to be sampled twice the highest frequency (two samples per hertz) . Assume each sa
KERNEL ACTIVITY FOR ULTS: The kernel isn't aware of thread activity but it is still managing process activity. When a thread compose a system call the whole process will be bl
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
Discuss the risks of having a single root user
Question: a) What is an Input/Output module and what are the five categories their functions fall into? b) What is an Operating System? Briefly describe the two objectives
What are the typical elements of a process image? User data: Modifiable part of user space. May have program data, user stack area, and programs that might be modified. User
What do you mean by first fit? First fit allocates the first hole that is big sufficient .Searching can either start at the starting of the set of holes or where the previous f
To evade race condition, the maximum number of processes that may be at the same time inside the critical section is The maximum number of processes which may be at the same t
what is segmentation as it refers to operating system
What is spooling? Spooling overlaps the I/O of single job with the computation of other jobs.
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