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Multiple Choice Quiz
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1.
This counter is best described as a ___-type counter.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0073126349/443700/image014.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (4.0K)</a>
A)Ripple
B)Decade
C)Self-stopping
D)Synchronous
2.
Each J-K flip-flop is in the ___ mode of operation because both J and K inputs are HIGH.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0073126349/443700/image014.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (4.0K)</a>
A)Hold
B)Add
C)Reset
D)Toggle
3.
The ___ of a counter is the number of different states the counter must go through to complete the counting cycle.
A)Cycle
B)Range
C)Modulus
D)Dimension
4.
The binary output from the counter after time period t4 is ___.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0073126349/443700/image014.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (4.0K)</a>
A)0
B)1
C)10
D)11
5.
Counters are commonly used in digital clocks and frequency counters to ___.
A)Divide frequency
B)Multiple frequency
C)Shape (square up) pulses
D)Subtract pulses
6.
Digital circuits that contain flip-flops (such as counters) are classified as ___ logic circuits.
A)Combinational
B)Encoder
C)Sequential
D)Seismic
7.
The binary output from the counter after time period t1 is ___.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0073126349/443700/image014.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (4.0K)</a>
A)0
B)1
C)100
D)111
8.
The BCD output from the 74192 decade counter IC immediately after time period t1 is ___.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0073126349/443700/image015.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (5.0K)</a>
A)1
B)1000
C)1001
D)0
9.
An oscilloscope is a good instrument for viewing ___ digital signals.
A)Asynchronous
B)One-time (glitches)
C)Repetitive
D)None of the above
10.
The BCD output from the 74192 decade counter IC immediately after time period t4 is ___.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0073126349/443700/image015.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (5.0K)</a>
A)1
B)1000
C)1001
D)0





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