1. The BCD/DEC decoder shown in figure (a) is examined with a logic analyzer and the results are shown in the waveforms in figure (b). What, if anything, is wrong with the circuit?





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MCQ->The BCD/DEC decoder shown in figure (a) is examined with a logic analyzer and the results are shown in the waveforms in figure (b). What, if anything, is wrong with the circuit?

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MCQ->What will be the output of the following program? #include<iostream.h> class Number { int Num; public: Number(int x = 0) { Num = x; } void Display(void) { cout<< Num; } void Modify(); }; void Number::Modify() { int Dec; Dec = Num % 13; Num = Num / 13; if(Num > 0 ) Modify() ; if(Dec == 10) cout<< "A" ; else if(Dec == 11) cout<< "B" ; else if(Dec == 12) cout<< "C" ; else if(Dec == 13) cout<< "D" ; else cout<< Dec ; } int main() { Number objNum(130); objNum.Modify(); return 0; }....
MCQ->Refer to the given figures (a) and (b). A logic analyzer is used to check the circuit in figure (a) and displays the waveforms shown in figure (b). The actual analyzer display shows all four data outputs, Q0-Q3. The analyzer's cursor is placed at position X and all four of the data output lines show a LOW level output. What is wrong, if anything, with the circuit?

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MCQ->The RAM circuit given below is suspected of being bad. A check with a logic probe shows pulse activity on all of the address lines and data inputs. The / line and inputs are forced HIGH and the data output lines are checked with the logic probe. Q0, Q2, and Q3 show a dim indication on the logic probe; Q1 indicates a HIGH level on the logic probe. What, if anything, is wrong with the circuit?

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MCQ->What is wrong, if anything, with the circuit in the given figure based on the logic analyzer display accompanying the circuit?

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