Sequential Logic Circuits - General Questions

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Sequential Logic Circuits - General Questions

Mod-6 and mod-12 counters are most commonly used in:

A.	frequency counters
B.	multiplexed displays
C.	digital clocks
D.	power consumption meters

Answer: Option C

Explanation:

No answer description available for this question.

What happens to the parallel output word in an asynchronous binary down counter whenever a clock pulse occurs?

A.	The output word decreases by 1.
B.	The output word decreases by 2.
C.	The output word increases by 1.
D.	The output word increases by 2.

Answer: Option A

Explanation:

No answer description available for this question

What is a shift register that will accept a parallel input and can shift data left or right called?

A.	tri-state
B.	end around
C.	bidirectional universal
D.	conversion

Answer: Option C

Explanation:

No answer description available for this question.

What is meant by parallel-loading the register?

A.	Shifting the data in all flip-flops simultaneously
B.	Loading data in two of the flip-flops
C.	Loading data in all four flip-flops at the same time
D.	Momentarily disabling the synchronous SET and RESET inputs

Answer: Option C

Explanation:

No answer description available for this question.

A sequence of equally spaced timing pulses may be easily generated by which type of counter circuit?

A.	shift register sequencer
B.	clock
C.	johnson
D.	binary

Answer: Option A

Explanation:

No answer description available for this question

A comparison between ring and johnson counters indicates that:

A.	a ring counter has fewer flip-flops but requires more decoding circuitry
B.	a ring counter has an inverted feedback path
C.	a johnson counter has more flip-flops but less decoding circuitry
D.	a johnson counter has an inverted feedback path

Answer: Option D

Explanation:

No answer description available for this question

When the output of a tri-state shift register is disabled, the output level is placed in a:

A.	float state
B.	LOW state
C.	high impedance state
D.	float state and a high impedance state

Answer: Option D

Explanation:

No answer description available for this question

Which type of device may be used to interface a parallel data format with external equipment's serial format?

A.	key matrix
B.	UART
C.	memory chip
D.	serial-in, parallel-out

Answer: Option B

Explanation:

No answer description available for this question

Sequential Logic Circuits - General Questions

Sequential Logic Circuits - General Questions

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