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(a) The key elements of a protocol are the syntax, semantics and timing. Give a brief explanation of each of these key elements.
(b) A file contains 4 million bytes. Compare the time taken to download the file using
(i) a 56-Kbps channel and
(ii) a 1-Mbps channel?
(c) Explain four characteristics that differentiate one network from another.
(d) From the graph below, calculate the amplitude and the frequency of the sine wave.
(e) Consider we have 10 devices in a network, what is the number of cable links required for
(i) a mesh, (ii) a ring, (iii) a bus and (iv) a star topology?
(f) What is the basic difference between a port address, a logical address, and a physical address?
(g) Describe the term "Bandwidth".
Three byte instruction The instruction which have 16 bit data address as its operand are three byte instruction. They need three memory locations to store them in m
What is asynchronous data transfer? It is a data transfer method which is used when the speed of an I/O device does not match with the speed of the microprocessor. Asynchronous
objective ?
Q. Explain Common Emitter Circuit With The Help Of A Circuit Diagram? Most transistor circuits have the emitter,rather than the base,as the terminalcommon to both input and out
What is Microprocessor? Give the power supply & clock frequency of 8085. A microprocessor is a multipurpose, programmable logic device that reads binary instructions from a sto
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A flyback converter is to be designed so that it operates in continuous "current" (flux) mode with a duty cycle of D = 0.45 when input voltage V s = 48 V, output voltage V o = 30
The manufacturers of the tank described in Problem would like to design another model, with twice the capacity of the one described in figure. The ratio of height to diameter must
Equivalent Circuit of a Synchronous Machine A review of the material about elementary synchronous machines is very helpful at this stage to recall the principles of operation f
define propagation characteristic in transformer
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