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1
NIELIT 2017 DEC Scientific Assistant A - Section B: 8
Microprocessors are used in which generation of computers? I – st Generation II – nd Generation III – rd Generation IV – th Generation
Microprocessors are used in which generation of computers?I – st GenerationII – nd GenerationIII – rd GenerationIV – th Generation
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3
ISRO2011-64
When n-type semiconductor is heated? number of electrons increases while that of holes decreases number of holes increases while that of electrons decreases number of electrons and holes remain the same number of electron and holes increases equally
When n-type semiconductor is heated?number of electrons increases while that of holes decreasesnumber of holes increases while that of electrons decreasesnumber of electr...
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2 answers
4
NIELIT 2016 MAR Scientist C - Section C: 61
Microprogramming is a technique for writing small programs effectively programming output/input routines programming the microprocessors programming the control steps of a computer
Microprogramming is a technique for writing small programs effectivelyprogramming output/input routinesprogramming the microprocessorsprogramming the control steps of a c...
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1 answer
6
NIELIT Scientific Assistant A 2020 November: 60
Term in the $\text{MVC}$ architecture that receives events is called _________. Receiver Controller Transmitter Modulator
Term in the $\text{MVC}$ architecture that receives events is called _________.ReceiverControllerTransmitterModulator
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7
NIELIT 2017 OCT Scientific Assistant A (CS) - Section D: 2
An ideal op-amp is an ideal voltage controlled current source voltage controlled voltage source current controlled current source current controlled voltage source
An ideal op-amp is an idealvoltage controlled current sourcevoltage controlled voltage sourcecurrent controlled current sourcecurrent controlled voltage source
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10
NIELIT 2016 DEC Scientist B (CS) - Section B: 17
$T1$ carrier system is used: For delta modulation Industrial noise For frequency modulated signals None of the above
$T1$ carrier system is used:For delta modulationIndustrial noiseFor frequency modulated signalsNone of the above
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11
NIELIT 2016 DEC Scientist B (CS) - Section B: 25
A low pass filter is Passes the frequencies lower than the specified cut off frequency Used to recover signal from sampled signal Rejects higher frequencies All of the above
A low pass filter isPasses the frequencies lower than the specified cut off frequencyUsed to recover signal from sampled signalRejects higher frequenciesAll of the above
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12
NIELIT 2016 DEC Scientist B (CS) - Section B: 41
The IETF standard documents are called: RFC RCF ID none of the above
The IETF standard documents are called:RFCRCFIDnone of the above
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13
NIELIT 2016 DEC Scientist B (CS) - Section B: 60
The sequence of operation in which PCM is done is Sampling, quantizing, encoding Quantizing, sampling, encoding Quantizing, encoding, sampling None of the above
The sequence of operation in which PCM is done is Sampling, quantizing, encodingQuantizing, sampling, encodingQuantizing, encoding, samplingNone of the above
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1 answer
17
UGC NET CSE | December 2012 | Part 3 | Question: 60
The transform which posses ‘multi-resolution’ property is Fourier transform Short-time Fourier transform Wavelet transform Karhunen-Loere transform
The transform which posses ‘multi-resolution’ property isFourier transformShort-time Fourier transformWavelet transformKarhunen-Loere transform
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18
UGC NET CSE | June 2012 | Part 2 | Question: 18
Page Shift Keying (PSK) Method is used to modulate digital signal at 9600 bps using 16 level. Find the line signals and speed (i.e., modulation rate) 2400 bauds 1200 bauds 4800 bauds 9600 bauds
Page Shift Keying (PSK) Method is used to modulate digital signal at 9600 bps using 16 level. Find the line signals and speed (i.e., modulation rate)2400 bauds1200 bauds4...
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19
TIFR System Science 2018 Question 1
Consider a discrete-time system which in response to input sequence x[n] (n integer) outputs the sequence y[n] such that $y[n] = 0, n = −1, −2, −3,...$ and $y[n]=2 (y[n − 1] + nx[n]), n = 0, 1, 2,...$. Find out if the system is linear and time-invariant.
Consider a discrete-time system which in response to input sequence x[n] (n integer)outputs the sequence y[n] such that$y[n] = 0, n = −1, −2, −3,...$and $y[n]=2 (y[...
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20
NIELIT 2017 OCT Scientific Assistant A (IT) - Section D: 1
Twelve $1\;\Omega$ resistances are used as edges to from a cube. The resistance between two diagonally opposite corners of the cube is $\frac{5}{6}\;\Omega$ $\frac{1}{6}\;\Omega$ $\frac{6}{5}\;\Omega$ $\frac{3}{2}\;\Omega$
Twelve $1\;\Omega$ resistances are used as edges to from a cube. The resistance between two diagonally opposite corners of the cube is$\frac{5}{6}\;\Omega$$\frac{1}{6}\;\...
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