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Explain Direct Memory Access.
A modest enhances in hardware enables an IO device to transfer a block of information to or from memory without CPU intervention. This task needs the IO device to generate memory addresses and transfer data by the bus using interface controllers.
Processes of Information System The basic purpose of the Information System is to convert and manage data into something that is meaningful. Bocij et al (2003) lists the basic
Explain the term- Signals - Signals are used for communication between components - Signals can be seen as real, physical signals - Some delay should be incurred in a
A real time system is a computer system that updates the information at the similar rate it receives it. Real time system is of two types:- a) Hard real time system and
Levels Of Parallel Processing Depending upon the difficulty under consideration, parallelism in the answer of the problem may be achieved at dissimilar levels and in different
Q. Illustrate Layout of Magnetic Disk? Head is a relatively small device capable of reading from or writing to a part of platter rotating beneath it. This gives rise to organiz
Q. Changing the System Prompt? When you change the directory, you would like to keep track of it. The best way to do this is by displaying the name of the current directory alo
Q. Describe about general-purpose registers? The general-purpose registers as the name proposes can be used for several functions. For illustration they may comprise operands o
What is synchronous transmission? In synchronous transmission the two units share a common frequency and bits are transmitted continuously at the rate dictated by clock pulses
Data buffering is quite helpful for purpose of smoothing out gaps in speed of processor and I/O devices. Data buffers are registers that hold I/O information temporarily. I/O is pe
Which is not an scripting language? Postscript
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