These are the TECHNICAL QUESTIONS asked for the Jr.Executive (ATC) held on 20-12-2009.syllabusis:subjects covering General Knowledge, Intelligence, Reasoning, General English, Electronics, TeleCommunication, IT, Electrical, Physics, Mathematics, Computer Science etc.duration is TWOhours.here are only technical questions asked in the paper, hope helpful for u..
1. question onRuth'scriterion.2. charecteristic equation for stable state3. commoncollector amplifier (current, voltagerelations...).4. FETtransconductance, Gmis directly proportional to...5. at 3dB frfequency line, gain reduces to...6. maximum distortion occursin which amplifier?7. classB pushpull amplifier suffers from...8. Barkhausen'scriterionfor sustainedoscillations..9. lowfrequency responseof RC coupledamplifier ( characteristics)10. ideal operational transconductance amplifier ( i/p &o/p impedancerelations)11. radiation resistance of foldeddipole is....ohms.12. IC timer 555, lowon pin4(reset),what happens?13. decimal to binary conversion...14. question on fulladder circuit( no of i/p o/p digits)15. ckt involving:oscillator -> divider -> schmitt trigger ->flip flop->o/p=? (->represents followedby symbol )16. a ckt: op amp ->diode and capacitor ->o/p; name theckt?17. pblm on binary adder ( 6 bit)18. feedback factor is 0.1,forward gain of systemis 10, sensitivityw.r.tf/b element?19. linux is implemented as?20. feedback control system characteristics?21. phased locked loop is usedin ?22. a pblm on random variables...23. freq response char of ideal comm chnl..24. best error performancefor same avg energy per bit (options 16QAM, 16ASK,16PSK,QPSK)25. Tx bandwidth od SSB?26. nyquist interval..27. r/n b/n spectral density &auto correlationfpor aperiodic function.28. thermal noisepower in a conductor is proportional to...29. numerical on modulationindex...30.question on radar range..31. question on doppler radar...32. microwave signal followsearth curvature, phenomenon calledas...33. flex klystron functionsas...34. microwavejunction matched at all points is called...35. numerical onschmitt trigger ckt operation on asine wave.36. question on assembly language ( up ) .37. assembly language( up ).38. assembly language (up)/(uc).39. operating system architecture.40. o.s architecture..41. protocol to receive mails fromserver..42. question on ethernet involving distances( 2500 mts ).43. pcto hub distance in 10base T ethernet.44. ip-sec is an internet security mechanism for ?Remaining questions were on generalknowledge,English,reasoning and etc...hopethis info is usefulpls share any additional info uhave....here
HIIAMVVINAYRAODate 15-july 2012 NAGPURTODAY WASMYAIRPORTAUTHORITY JUNIOREXECUTIVE (ELECTRONICS)EXAMINtheexamtherewas120questionTHERE WAS 1/3 NEGATIVE MARKING FOR EACH WRONG ANSWER ALTHOUGH NOTHING MENTIONED INPAPER. OVER AL L PAPER WASEASY BUT TIME WAS NOT ENOUGH TO MOSTLY WERE NUMERICAL.There was total 30 Question from the non technical areaG.K 10 Question like-where isthe indiaresearch centerin antarctika.Ans- yamnotri-Where panchayatiraj firstapplied.Ans- AndraPradesh-Which of the following dont contribute in pollution.Option where- CO, CO2 ,SO2-which of the following is important plant.-Reasoningquestionfrom codingand queson number series.-ques on Analogy , fill the blank , find the wrong in the sentence.TECHNICAL PARTCONTAIN 90QUESTION TIMEWASTO LESSFOR THATTECH QUESTION WHERE PROBLEM SOLVINGSUBJECTS6 TO 7 NETWORK- TRANSIENT, NORTON , SUPERPOSITION, TIME CONSTANTSIGNALS12 QUES FORM Z-TRANSFORM , FINDING LAPLACE, TO FIND LINEAR, TIME VARIENT, STABLESYSTEMCONTROLS 15QUES - USING ROUTH ARRAY RHSPOLE, FIND STABILITY, GM,PHASE MARGIN,CONTROLLER ,INITIAL VALUE THEOREM.ELECTROMAGNETICS 5 QUES -- SHORT CIRCUIT LINE, OPEN CIRCUIT LINE, FIND REFLECTIONCOEFFICIENT, TRANSMISSION LINE, DOMINANT MODE IN RECTANGULAR WAVEGUIDE.MICROWAVE 8QUES ___ REFLEX KLYSTRON, TWT AND THERE COMPARISION.MICROPROCESSOR- i/o PORT, ROM MEMORY, WHEN TWO DEVICE SEND DATA AT SAME TIME WHAT ISTHIS CALLED, HOW MUCH 8K*1 RAM REQUIED TO MAKE 8K*8,DIGITALS ELECTRONICS- DEMUX, NAND GATE REQUIED IN AEXPRESSION, K-MAP REDUCTION, FINDWHAT THE CIRCUIT IS,TO MAKE 3*8 DEMUX NO. OF DEMUX REQUIRED
