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Q. Explain about disk caching scheme?
The disk caching scheme can be used to speed up performance of disk drive system. A set (cache) of buffers is assigned to hold some disk blocks that have been recently accessed. In effect the cached blocks are in memory copies of disk blocks. If data in a cache buffer memory is modified only local copy is updated at that time. Therefore processing of data occurs using cached data avoiding need to frequently access disk itself.
1. (a) Given a baseband bus with station 1 located at 10m, station 2 located at 1000m, and station 3 located at 1010 meters (see diagram above). If the data rate of the bus is 10 M
ascii code add=2unit,replace=1unit,delete=3unit.convert ascii code in minimum cost
Program: A good illustration of code conversion: Write a program to convert a; 4-digit BCD number into its binary equivalent. BCD number is stored as a; word in memory location kno
ANN Representation: Mostly 'ANNs' are taught on "AI" courses since their motivation from brain studies and the fact which they are used in an "AI" task and namely machine lear
Write the expression for Boolean function for F (A, B, C) = ∑m (1,4,5,6,7) in standard POS form. Ans: f (A,B,C )= ΣM (1,4,5,6,7) in standard POS
In 1960: The purpose of e-commerce was to exchange the electronic data. In 1970s: Electronic Fund Transfers or EFT was developed which considered as huge impact in the emerging
Performance Bottlenecks can be identified by using monitors. These monitors might be application server monitors, database server monitors, web server monitors and network monitors
What is process control block? Each process is shown in the OS by a process control block. It having many pieces of information associated with a specific process.
Kirc hoff's Voltage Law The sum of all the voltage drops around a closed circuit loop will add to zero V1+(-V2)+(-V3)+(-V4)= 0
Explain segmentation? Segment memory addressing divides memory into many segments. Each of these segments can be considered as a linear memory space. Every one of these segmen
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