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Explain LRU Page replacement algorithm.
LRU policy: It expands to least recently use. This policy proposes that we remove a page that last usage is farthest from present time. For reference string: 1, 2, 3, 4, 1, 2, 5, 1, 2, 3, 4, 5, we have the subsequent page faults:
What is page fault? Its types? Page fault refers to the situation of not having a page in the major memory when any process references it. There are two kinds of page fault :
In a simple paging system, what information is stored in a typical Look-aside Buffers TLB table entry? A classical TLB table entry contains page# and frame#, while a logical
Resource Dependence The parallelism among the instructions may also be affected because of the shared resources. If two instructions are using the related shared resource t
#questi on.. How it works explain
Explain Token Ring. Token Ring: A token ring is a collection of single point -to-point links, which arise from a circle. In a token ring a special bi t pattern, termed as th
Disadvantages of Stateful Multi-Layer Inspection A firewall such as the SMLI remains completely transparent to both users and applications. Consequently, SMLI firewall does no
What is the working set of a process? The set of pages that are referred by the method in the last "n", references, where "n" is called the window of the working set of the pro
Q. Explain Segment Registers in bus interface unit? These are very significant registers of CPU. Why? We will answer this later. In 8086 microprocessor memory is a byte organiz
Explain a binary semaphore with the help of an example? An abstract data type (ADT) is a semaphore which defines a nonnegative integer variable that apart from initialization i
What is most common biometrics? Explain in brief. The most common biometrics is as given below: Face geometry (Photo): The computer captures the picture of your face and m
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