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Discuss the various enhanced services that can be made available to the subscribers because of stored program control.
One of the instant benefits of stored program control is as a host of new services can be made obtainable to the subscriber. They can be grouped in four types:
1. Services related with the calling subscriber and designed to decrease the time spent on dialling and dialling number's errors.
a. Abbreviated dialling
b. Recorded number calls or no dialing calls
c. Call back while free
2. Services connected with the called subscriber and designed to raise the call completion rate.
a. Call forwarding
b. Operator answer
3. Services including more than two parties.
a. Calling the number record
b. Call waiting
c. Consultation hold
d. Conference calls
4. Miscellaneous
a. Automatic alarm
b. STD Barring
c. Malicious call tracing
Layered Architecture of EDI: EDI is most commonly applied in the implementation and settlement phases of the trade cycle. In implementation of a simple trade exchange, the cust
how ant solve TSP
What are qualified associations? A qualified association is an association in which an attribute known as the qualifier disambiguates the object many associated end.
Electronic Data Interchange (EDI ) is used by companies for transactions that happen on regular basis to a pre-determined format. It is one of the electronic commerce technologies.
Describe carry look-ahead adder? Ans: The input carry required by a stage is directly computed from carry signals obtained from all of the preceding stages i-1,i-2,.....0, rat
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A 2-digit BCD D/A converter is a weighted resistor type with E R = 1 Volt, with R = 1M? , R f = 10K? . Find resolution in Percent and Volts. Ans. Resolution = 1/2 2 = 0.25 vo
What is Page stealing? Ans. Taking page frames other working sets is called Page stealing.
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As in PRAM there was not any direct communication medium between processors so a different model called as interconnection networks have been considered. In the interconnection net
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