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Question 1 Explain the structure of operating system in detail
Question 2 Explain the following scheduling algorithm 1) First come First served 2) Shortest Job First
Question 3 Explain first-fit, Best-fit and worst-fit allocation algorithms with an example
Question 4 Explain and differentiate programmed and interrupt I/O
Question 5 Discuss in detail the three major methods of disc space allocation for files
Question 6 Discuss the need for security and protection in computer systems
Consider a demand-paging system with the following time-measured utilizations: CPU utilization: 10%, Paging disk: 98%, Other I/O devices: 5%. What does this imply? How to improv
Q. Consider a calculating environment where a unique number is associated with each process and each object in the system. Suppose that we permit a process with number n to acce
what is dual mode operation
Define CPU scheduling. CPU scheduling is the method of switching the CPU among several processes. CPU scheduling is the basis of multiprogrammed operating systems. By switching
General Graph Directory A serious trouble with using an acyclic graph structure is making sure that there are no cycles. When links are further added to an existing tree struc
what is micro kernel
Explain the basic concepts of segmentation. Segmentation definition User view of program Hardware used with diagram-segment table, base, limit & offset Protection and
Determine the Requiring Variables on the Scope of a Thread It is very common in server application programs to require variables on the scope of a thread. To provide such a sco
what is hashed page tables & explain of there work & figure
Define throughput? Throughput in CPU scheduling is the number of processes that are completed per unit time. For long processes, this rate might be one process per hour; for sh
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