What are the maintenances of a DCS ?

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Why are ics more reliable than discrete circuits?

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Why 50Hz power supply is standard?

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difference bw latch & flip flop?

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Hi, I am called for interview for UIIC's Administrative officer(IT, Hardware, Networking), What are the questions generally asked in IT administrative officer job interviews. Please help me ASAP, my interview is on 24th july 09.

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Define virtual ground in the op amp?

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1.Introduce yourself by telling your name ,SSC,HSC, degree marks n colleges,something about your family and interests. 2.Tell about your favourite subjects. 3.Tell how satelite communication works? 4.what you mean by handoffs in mobile communication.tel its types. 5.what you mean by signal fading?tell the factors affecting it and also tell the remedies to avoid it. 6.why the microwaves are used? 7.Draw the GSM architecture? 8.What u mean by Antenna?What are its basic components? 9.why you are interested to work in this company? 10.can you work anywhere anytime as per the our need?

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Tell me how to calculate knee point voltage? Describe its purpose for differential protection.

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What is the difference between power amplifier and voltage amplifier?

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Which of the two semiconductor materials si or ge has larger conductivity at room temperature? Why?

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Explain why the aspect ratio of tv video display is 4:3 or 16:9? Why not it is any other?

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How to design binary to gray code converter?

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