(a)We can easily build a comparator using XNOR gates. [TRUE/FALSE]   (b) Active low decoders can be built with just NAND and NOR gates. [TRUE/FALSE]   (c)A “bubble” at the CLK input of a flip-flop means that the flip-flop can be activated by negative-going transitions and level pulses. [TRUE/FALSE]

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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For the following statements, write if they are True or False.

 

(a)We can easily build a comparator using XNOR gates. [TRUE/FALSE]
 
(b) Active low decoders can be built with just NAND and NOR gates. [TRUE/FALSE]
 
(c)A “bubble” at the CLK input of a flip-flop means that the flip-flop can be activated by negative-going transitions and level pulses. [TRUE/FALSE]
 
(d)A 3-bit synchronous counter uses an AND gate to reset the output to zero so that recycling can take place. [TRUE/FALSE]
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