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UGC-NET Study Plan 2017:Mini Mock EC Technical Quiz

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Question 1

Consider a 32-bit microprocessor, with a 16-bit external data bus, driven by an 8 MHz input clock. Assume that this microprocessor has a bus cycle whose minimum duration equals four input clock cycles. What is the maximum data transfer rate for this microprocessor?

Question 2

In ___________ allocation method for disk block allocation in a file system, insertion and deletion of blocks in a file is easy.

Question 3

A complete microcomputer system consists of

Question 4

Identify the addressing modes of below instructions and match them:
List - I
a. ADI
b. STA
c. CMA
d. SUB
List – II
1. Immediate addressing
2. Direct addressing
3. Implied addressing
4. Register addressing

Question 5

A reduced state table has 18 rows. The minimum number of Flips flops needed to implement the sequential machine is:

Question 6

The Boolean expression is equivalent to:

Question 7

Identify the following activation function:

Z, X, Y are parameters

Question 8

If dual has an unbounded solution, then its corresponding primal has

Question 9

An. An audio amplifier has a lower cutoff frequency of 20 Hz and upper cutofffrequency of 20 kHz. The amplifierdelivers 20 W to a 12 load at 1 kHz. The bandwidth of the amplifier is____

Question 10

In an LC oscillator, the frequency of oscillator is L or C.

Question 11

A Wien bridge oscillator uses ……… feedback.

Question 12

The magnetic energy in an inductor changes from maximum value to minimum value in 5 ms when connected to an a.c. source. The frequency of the source is

Question 13

Two coils of self inductances 150 mH and 250 mH and mutual inductance 120 mH are connected in parallel aiding. The total inductance is

Question 14

For the given circuit below find out the current through the 2 ohm resistance which is connected between terminals B & D?

Question 15

For transfer of maximum power in the circuit shown in Figure, the value of RL should be ……………….

Question 16

The conductance of the circuit shown in Fig. is ……………………
Description: E:\Gate\SSC JE Electrical New Files-Done\14_Parallel-AC-Circuits_files\image019.png

Question 17

In a 8085 microprocessor, the registor which holds address of the next instruction to be fetched is

Question 18

List-I
a. Simplex b. Half Duplex (HDX)
c. Full Duplex (FDX)
d. Full/Full Duplex (F/FDX)
List-II
i. Bidirectional at same time but not between same two points
ii. Bidirectional and at same time between same two points
iii. Bidirectional but not at same time
iv. Unidirectional

Question 19

List-I
a. Klystron
b. Reflex Klystron
c. Magnetron
d. Gunn diode
List-II
i. Cross-field device
ii. Bunching
iii. Velocity modulation
iv. Negative resistance

Question 20

Photoconductive devices are made of
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Jun 30ESE & GATE EC