Free Printable Round 1

1.

If the current in a coil is AC, the amplitude of MMF is of nature

a)

a) Varies with time but not with space

b)

b) Varies with both space and time

c)

c) Doesn't vary with both space and time

d)

d) Varies with space but not with time.

2.

The Voltage drop across a series resistor is proportional to what other value?

a)

a) It's Own resistance.

b)

b) Total Resistance

c)

c) The Amount Of Time The Circuit is on

d)

d) Wattage Rating

3.

The frequency response of an operational amplifier is limited by

a)

a) Gain-bandwidth product

b)

b) Slew rate

c)

c) Input bias current

d)

d) Input offset voltage

4.

The 8-bit address bus allows access to an address range of

a)

a) 0 to FFH

b)

b) 0000 to FFFFH

c)

c) 000 to FFFH

d)

d) 000 to FFFH

5.

In a synchronous counter, if the flip-flops are triggered on the rising edge of the clock, what isthe

maximum frequency of operation if the flip-flop's setup time is 10 ns and the propagation delay is 15

ns?

a)

a) 25 MHz

b)

b) 40 MHz

c)

c) 20 MHz

d)

d) 30 MHz

6.

To prevent a DC return between source and load, it is necessary to use

a)

a) Inductor between source and load

b)

b) Either A or B

c)

c) Resistor between source and load

d)

d) Capacitor between source and load

7.

What is the effect of propagation delay in a D flip-flop on the performance of a high speed pipeline?

a)

a) Increases setup-time margin.

b)

b) Increases throughput

c)

c) Introduces hold-time violations

d)

d) Reduces clock skew

8.

Which of the following statement is true for Johnson counter?

a)

a) It uses twice as many flip-flops as a ring counter

b)

b) Its output follows gray code sequence

c)

c) It does not require an external clock

d)

d) It generates fewer states than a ring counter

9.

What is the hexadecimal representation of the binary number 11011010?

a)

a) D6

b)

b) DA

c)

c) CA

d)

d) B6

10.

If Series current doubles, then:

a)

a) Voltage is reduced.

b)

b) Resistance is doubled

c)

c) Voltage is doubled

d)

d) Resistance is halved

11.

In a Series circuit, the voltage measured across a short will be:

a)

a) Zero Volts

b)

b) Infinite Voltage

c)

c) Source Voltage

d)

d) The Normal Voltage drop

12.

Transistor is a _____ terminal device

a)

a) 4

b)

b) 3

c)

c) 2

d)

d) 1

13.

How Will an Open resistor affect a Series Circuit?

a)

a) Total resistance will decrease

b)

b) The Open resistor will drop 0 V

c)

c) No Current will flow in the circuit

d)

d) Current will flow around the open resistor

14.

In a Semiconductor Which of the following carriers can contribute to the current?

a)

a) Both

b)

b) Electrons

c)

c) Holes

d)

d) None

15.

The Universal gate is_____

a)

a) OR gate

b)

b) NAND gate

c)

c) AND gate

d)

d) None Of The Above

16.

A Short Circuit has:

a)

a) Low Current

b)

b) No Conductance

c)

c) Too much resistance

d)

d) No resistance

17.

In What type of Communication is time division multiplexing possible

a)

a) Simplex

b)

b) Digital

c)

c) Analog

d)

d) Duplex

18.

The process of adding impurity atoms to a pure semiconductor is called

a)

a) Crystallization

b)

b) Bonding

c)

c) Doping

d)

d) Recombination

19.

What does the MOSFET stands for

a)

a) Metal-Oxide-Semiconductor Field-Effect Transistor

b)

b) Multi-Oscillator Semiconductor Field-Effect Transistor

c)

c) Modulated-Oxide-Semiconductor Field-Effect Transistor

d)

d) Metal-Oxide-Semiconductor Fast Electronic Transistor

20.

What is the minimum number of flip-flops required to design a mod-12 counter

a)

a) 3

b)

b) 4

c)

c) 12

d)

d) 2

Round 1

Total questions: 20

Worksheet time: 7mins

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