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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.
3-variable K-maps have 8 squares which arenormally arranged in 4 columns and 2 rows.Columns are labeled with 2 variables. The columns are arranged so that either A or B cha
Problem Solving In Parallel Introduction to Parallel Computing This section examines how a particular task can be broken into minor subtasks and how subtasks can be answer i
What are the requirements to design Combinational Logic ? Ans . Design Requirements of Combinational Logic:- (i) By the specifications of circuit, we find out the
prototype model
Electronic Data Interchange (EDI ) is used by companies for transactions that happen on regular basis to a pre-determined format. It is one of the electronic commerce technologies.
With the help of a neat diagram explain a step by step switching system. Configuration of a step by step switching system: A step by step switching system may be constr
End systems are connected together by communication links. There are various types of communication links, which are made of numerous types of physical media, comprising twisted pa
Q. Explain about Double Error Detection bit? Let's presume now that two bit errors take place in data. Data received: So on -matching we conclude P3-D3 pair doesn't
Q. Illustrate Arithmetic shifts with example? Arithmetic shifts ARITHMETIC SHIFT LEFT and ARITHMETIC SHIFT RIGHT are same as LOGICAL SHIFT LEFT and LOGICAL SHIFT RIGHTexcept th
Q. Evaluate Bandwidth of disk drive? Bandwidth: Bandwidth can be measured in bytes per second. Sustained bandwidth is the average data rate at the time of a large transfer w
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