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What is degree of multiprogramming?
Degree of multiprogramming signifies the number of processes in memory. If the degree of Multiprogramming is steady after that the average rate of process creation must be equal to the average departure rate of processes leaving the system. The degree of multiprogramming is leap by the number of partitions
Signal handling A signal is used in UNIX systems to inform a process that a particular event has occurred. 1. A signal is produced by the occurrence of a particular event.
what is it all about? why do we need? what are the types of backup? how is it done in unix?
Hierarchical paging method Most modern computer systems maintain a large logical-address space. In this situation the page table itself turns into excessively large. To remedy
What are the advantages of Contiguous allocation? The advantages are a. Supports direct access b. Supports sequential access c. Number of disk seeks is minimal.
Effects of multiprogramming on resource utilization With the utilize of multiprogramming, batch processing is able to be quite efficient .Just as multiprogramming permits the
What is a two state process model? At any time a process is being implementing by a processor or not. Therefore a process may be in Running or not running state. When an Ope
Differentiate pre-emptive and non-preemptive scheduling In a pre-emptive scheduling technique, CPU can be taken away from a process if there is a requirement while in a non-pre
Banker's Algorithm In this analogy Customers ≡ processes Units ≡ resources, say, tape drive Ba
what are the factors influencing the choice of a mode of transportation?
What are the requirements for solution of critical section problems? Mutual exclusion : If process p is implementing in its critical section then no other processes can be exe
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