Fundamentals Of Digital Electronics2
7 Questions
| Attempts: 230
DE quizzes 10 questions
Questions and Answers
- 1.A logic gate is an electronic circuit which
- A.
Makes logic decisions
- B.
Allows electron flow only in one direction
- C.
Works on binary algebra
- D.
Alternates between 0&1 values
- 2.In negative logic, the logic state 1 corresponds to
- A.
Negative logic
- B.
Zero voltage
- C.
More negative voltage
- D.
Lower voltage level
- 3.The output of a 2-input OR the gate is 0 only when it’s
- A.
Both inputs are 0
- B.
Either input is 1
- C.
Both inputs are 1
- D.
Either input is 0
- 4.An AND gate
- A.
Implements logic addition
- B.
Is equivalent to a series switching circuit
- C.
Is an any-or-all gate
- D.
Is equivalent to a parallel switching circuit
- 5.The only function of a NOT gate is to
- A.
Stop a signal
- B.
Recomplement a signal
- C.
Invert an input signal
- D.
Act as a universal set
- 6.What will be the decimal equivalent of (111011.10)2
- A.
48.625
- B.
59.487
- C.
48.487
- D.
59.625
- 7.The decimal equivalent of sum of two binary numbers is (1010101)2 and (1001010)2
- A.
300
- B.
200
- C.
326
- D.
226
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