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what is a disk drivethe electro mechanical mechanism that spins the disk and moves the readwrite heads known as disk
what is winchester technologythe disk and the readwrite heads are placed in a sealed air-filtered enclosure known as winchester
what is page framean area in the main memory that can hold single page is called as page
what is virtual addressthe binary address that the processor used for either instruction or data known as virtual
what is virtual memorymethod that automatically move program and datablocks into the physical main memory when they are needed for execution are
what is associative searchthe cost of an associative cache is higher that the cost of a direct mapped cache due to the need to search all 128 bit tag
what is write missduring the write operation if the addressed word is not in cache then said to be write
what is replacement algorithmwhen the cache is full and a memory word that is not in the cache is referenced the cache control hardware must decide
what are pagesall programs and date are composed of fixed length units known as pages each page consists of blocks of words that occupy contiguous
define user spacethe system space is divided from virtual address space in which the user application programs reside the letter space is known as
define system space management routines are part of the operating system of the computer it is suitable to assemble the os routines into a virtual
what are prefetch instructionsprefetch instructions are those instructions which can be inserted into a program either by the programmer or by the
explain information obtained for the load flow analysisi magnitude and phase angle of the voltage at each busii active and reactive power
define the objectives of load flow analysisthe objectives of load flow analysis arei to analyse an existing power system future expansion or a new
explain load flow analysisthe method commonly used for load flow analysis is the nodal analysis the nodal analysis method is given in many books on
explain fundamentals of load flow analysisthe calculation of electrical power system load flow or current flow is a problem which has no direct
var compensators employing flexible ac transmission system devicesthese are a new generation of var compensators which employ solid-state devices
explain the synchronous compensatorsthese are synchronous motors running without mechanical loads or with load if required similar to the synchronous
explain series capacitorsthese are connected in series with the line conductors and are used to reduce the inductive reactance of long transmission
what is phase encoding or manchestor encoding it is the method for combining clock information with data it is a scheme in which alters in
define shunt capacitors and reactorsshunt capacitors absorb leading vars ie they are used to supply lagging vars whereas reactors are used to absorbs
define access time for magnetic diskthe sum of seek time and rotational delay is known as access time for disks normal 0 false false false
define miss penaltythe extra time required to bring the desired information into the cache is known as miss
define miss rateit is the number of misses states as a fraction of attempted
what are the two ways of constructing a larger module to mount flash chips on a small cardthe two ways are-a flash cardsb flash