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Electronics Engineering Objective Questions { Programmable Logic Device }



71. One method of troubleshooting involves ________ the circuit under test with a ________ or ________ and then observing the output to check for proper bit patterns.
Discussion

72. In VHDL, if we need to remember a value it must be stored in a ________.
Discussion

73. A glitch that appears on the decoded output of a ripple counter is often difficult to see on an oscilloscope because ________.
Discussion

74. It is a characteristic of ring counters that the ________ equal to the number of flip-flops in the register.
Discussion

75.  Many parallel counters use ________ presetting whereby the counter is preset on the active transition of the same clock signal that is used for counting.
Discussion

76. A D flip-flop can be made to toggle by ________.
Discussion

77. A(n) ________ one-shot starts a pulse in response to a trigger and will restart the internal pulse timer every time a subsequent trigger edge occurs before the pulse is complete.
Discussion

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