Digital Electronics Combinational Logic Circuits Questions and Answers
The Combinational Logic Circuits questions with answers focus on logic gates, Boolean algebra, K-maps, and circuit simplification techniques in digital electronics. These logical reasoning questions and answers help students understand how digital systems process information. Frequently asked in ECE exams and electronics company placements like BEL, ISRO, and TCS, these questions strengthen analytical and circuit design skills. Study the truth tables, logic expressions, and practical implementations to master this essential topic in digital design.
Digital Electronics Combinational Logic Circuits
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59 questions
42. A pull-up resistor is a resistor used to keep a given point in a circuit HIGH when in the active state.
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43. In an even-parity system, the following data will produce a parity bit = 1. data = 1010011
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44. The following combination is correct for an ODD parity data transmission system: data = 011011100 and parity = 0
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45. The XOR gate will produce a HIGH output if only one but not both of the inputs is HIGH.
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- FALSE
46. When decisions demand one of many possible actions, the ELSIF control structure is used.
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- FALSE
47. The K-map provides a "graphical" approach to simplifying sum-of-products expressions.
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48. The 54 prefix on ICs indicates a broader operating temperature range, generally intended for military use.
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50. In an even-parity system, the parity bit is adjusted to make an even number of one bits.
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- FALSE