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What is an I/O buffer?
I/O buffer:
One type of input-output requirement arises from devices which have a very high character density as disks and tapes. With these characteristics, this is impossible to regulate communication along with devices upon a character-by-character basis. The information transfer, thus, is regulated into blocks of information. Furthermore, sometimes it may need several kind of format control to structure the information to suits the device or and data characteristics.
For example, a disk drive is different from a line printer or an image scanner.
Add a byte number from one memory location to a byte from subsequent memory location and put sum in the third memory location. Also save carry flag in the least significant bit of
Write a script called addnames that is to be called as follows, where classlist is the name of the classlist file, and username is a particular student''s username. ./addnames cla
Number systems Consider a decimal number: 7654.32 Short hand for: 7 * 103 + 6*102 + 5* 101 + 4*100 + 3*10 -1 + 2*10 -2 Likewise
When an input signal A=11001 is applied to a NOT gate serially, its output signal is ? Ans. First input applied will be LSB 00110, as A=11001 is serially applied to a NOT gate
importance of duality concep? Article Source: http://EzineArticles.com/4133733
Structural hazards - computer architecture: A structural hazard takes place when a part of the processor's hardware is required by 2 or more than two instructions at the same
processor, computer science
The conversation speed of an analog to digital converter is maximum with which technique? Ans. With parallel comparator AD converter technique the conversation speed of an ana
Part I: 1. The program starts by printing your initial with an end sign ">". For example, "cjx >"; 2. Then, you can type in the following "vi filename". For example, "vi myp.c
Classification of interrupts: 1. a) asynchronous external components or hardware malfunction 1.b)synchronous function of program state (for example over
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