Question # 1

Q2 :=Q1 OR X OR Q3 The above ABEL expression will be

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Q2:= Q1 $ X $ Q3

Q2:= Q1 # X # Q3

Q2:= Q1 & X & Q3

Q2:= Q1 ! X ! Q3

________ is used to simplify the circuit that determines the next state.

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State diagram

Next state table

State reduction

State assignment

Assume that a 4-bit serial in/serial out shift register is initially clear. We wish to store the nibble 1100. What will be the 4-bit pattern after the second clock pulse?

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1100

0011

0000

1111

________ is used to minimize the possible no. of states of a circuit.

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State assignment

State reduction

Next state table

State diagram

The process of converting the analogue signal into a digital representation (code) is known as ___________

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Strobing

Amplification

Quantization

Digitization

In a sequential circuit the next state is determined by ________ and _______.

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State variable, current state

Current state, flip-flop output

Current state and external input

Input and clock signal applied

In a state diagram, the transition from a current state to the next state is determined by

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Current state and the inputs

Current state and outputs

Previous state and inputs

Previous state and outputs

3.3 v CMOS series is characterized by __________ and _________as compared to the 5 v CMOS series

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Low switching speeds, high power dissipation

Fast switching speeds, high power dissipation

Fast switching speeds, very low power dissipation

Low switching speeds, very low power dissipation

A decade counter is __________.

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Mod-3 counter

Mod-5 counter

Mod-8 counter

Mod-10 counter

Given the state diagram of an up/down counter, we can find ________

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The next state of a given present state

The previous state of a given present state

Both the next and previous states of a given state

The state diagram shows only the inputs/outputs of a given states

In asynchronous transmission when the transmission line is idle, _________

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It is set to logic low

Remains in previous state

It is set to logic high

State of transmission line is not used to start transmission

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