Question # 1

________ 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

A positive edge-triggered flip-flop changes its state when ________________

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Low-to-high transition of clock

High-to-low transition of clock

Enable input (EN) is set

Preset input (PRE) is set

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

Generally, the Power dissipation of _______ devices remains constant throughout their operation.

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TTL

CMOS 3.5 series

CMOS 5 Series

Power dissipation of all circuits increases with time

For a gated D-Latch if EN=1 and D=1 then Q(t+1) = _________

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0

1

Q(t)

Invalid

The _____________ input overrides the ________ input

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Asynchronous, synchronous

Synchronous, asynchronous

Preset input (PRE), Clear input (CLR)

Clear input (CLR), Preset input (PRE)

in ____________, all the columns in the same row are either read or written.

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Sequential Access

MOS Access

FAST Mode Page Access

None of given options

A positive edge-triggered flip-flop changes its state when ________________

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Low-to-high transition of clock

High-to-low transition of clock

Enable input (EN) is set

Preset input (PRE) is set

In ________ outputs depend only on the combination of current state and inputs.

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Mealy machine

Moore Machine

State Reduction table

State Assignment table

The _______ Encoder is used as a keypad encoder.

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2-to-8 encoder

4-to-16 encoder

BCD-to-Decimal

Decimal-to-BCD Priority

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