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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.
details of commutator
Normal 0 false false false EN-IN X-NONE X-NONE Induction Heating When alternating curren
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How clock signal is generated in 8086?what is the maximum internal clock frequency of 8086? Clock input 33% square wave from external clock generator .the external clock genera
Large scale integration chips have between (A) Less than 10 components. (B) 10 and 100 components. (C) 100 and 1000 components. (D) More than 1000 componen
Distinguish between paramagnetic and diamagnetic materials, mentioning at least one example of each. Paramagnetic Materials: The atoms of these materials have permanent magne
Q. Explain working of Voltmeter? In order tomeasure the potential difference between two terminals or nodes of a circuit, a voltmeter is connected across these two points. A pr
Determine the equivalent inductance: Two coils of inductances 4H and 6H are connected in parallel. If their mutual inductance is 3 H, determine the equivalent inductance of th
Compare the application of CO 2 and Nd :YAG Laser for cutting operation. Define with a neat and clean diagram the construction features of ‘electron gun' used for preparing an
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