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Data Communication
1. Write short notes on:
a. Sky wave propagationb. Line of sight propagation
2. List and describe the different types of errors that occur during data transmission.
3. What is the concept of multiplexing. Explain about Frequency-division multiplexing.
4. Illustrate Code-Division Multiple Access (CDMA).
5. Define topology? Explain the types of LAN topologies.
6. Briefly write short notes on IEEE 802.1Q VLAN standard.
Q. (a) An audio amplifier with R i = 10 k, R o = 0, and ¯A(ω), as shown in Figure (a), is used in the circuit shown in Figure with R S = 1 k,R L = 16 , and C = 0.2 µF. Sk
Characteristics of Common Source Amplifier At low frequencies and by using a simplified hybrid-pi model, the following small-signal characteristics can be derived.
The original 8086, which only had 1 MB of memory. This megabyte is dividing into low memory for IRQ tables, application memory and high memory.
1. Introduction The objective of this assignment is to design and evaluate a stabilised discrete linear power supply. The power supply requires to be designed according to t
Register Addressing In this mode the operand are microprocessors registers only i, e the operations is performed within various registers of the microprocessors only.
Simulation of a pn Junction An n + p junction is fabricated on a p-type silicon substrate with N A = 8×10 15 cm -3 . The n+ region has a concentration of N D = 1.5×10 18
Performance Equations of Three Phase Induction Motor When balanced 3-? voltages are applied to the stator winding a rotating magnetic field of constant amplitude is produc
Covert Analog Signal into Digital Signal A strain gauge is used in Wheatstone Bridge configuration. The output from the Wheatstone Bridge varies from zero to a maximum strain
A circuit realization of a NAND gate will now be developed. By connecting NAND gates together in various ways, one can synthesize other gates and flip-flops. Thus in principle, a s
Q. What are the supplementary services? new services are called supplementary services and some of the prominent ones are as below: Category 1: Abbreviateddialling
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