Digital Circuits Kmap Simplification Online Exam Quiz
Digital Circuits Kmap Simplification GK Quiz. Question and Answers related to Digital Circuits Kmap Simplification. MCQ (Multiple Choice Questions with answers about Digital Circuits Kmap Simplification
Which of the following expressions is in the sum-of-products form?
Options
A : (A + B)(C + D)
B : (A * B)(C * D)
C : A* B *(CD)
D : A * B + C * D
Which of the following expressions is in the product-of-sums form?
Options
A : (A + B)(C + D)
B : (AB)(CD)
C : AB(CD)
D : AB + CD
Which of the examples below expresses the commutative law of multiplication?
Options
A : A + B = B + A
B : A • B = B + A
C : A • (B • C) = (A • B) • C
D : A • B = B • A
Each “0” entry in a K-map square represents _______________
Options
A : A HIGH for each input truth table condition that produces a HIGH output
B : A HIGH output on the truth table for all LOW input combinations
C : A LOW output for all possible HIGH input conditions
D : A DON’T CARE condition for all possible input truth table combinations
Each “1” entry in a K-map square represents _______________
Options
A : A HIGH for each input truth table condition that produces a HIGH output
B : A HIGH output on the truth table for all LOW input combinations
C : A LOW output for all possible HIGH input conditions
D : A DON’T CARE condition for all possible input truth table combinations
The observation that a bubbled input OR gate is interchangeable with a bubbled output AND gate is referred to as __________________
Options
A : A Karnaugh map
B : DeMorgan’s second theorem
C : The commutative law of addition
D : The associative law of multiplication
Which of the following statements accurately represents the two BEST methods of logic circuit simplification?
Options
A : Actual circuit trial and error evaluation and waveform analysis
B : Karnaugh mapping and circuit waveform analysis
C : Boolean algebra and Karnaugh mapping
D : Boolean algebra and actual circuit trial and error evaluation
Which of the following is an important feature of the sum-of-products form of expressions?
Options
A : All logic circuits are reduced to nothing more than simple AND and OR operations
B : The delay times are greatly reduced over other forms
C : No signal must pass through more than two gates, not including inverters
D : The maximum number of gates that any signal must pass through is reduced by a factor of two
Which statement below best describes a Karnaugh map?
Options
A : It is simply a rearranged truth table
B : The Karnaugh map eliminates the need for using NAND and NOR gates
C : Variable complements can be eliminated by using Karnaugh maps
D : A Karnaugh map can be used to replace Boolean rules
The Boolean expression Y = (AB)’ is logically equivalent to what single gate?
Options
A : NAND
B : NOR
C : AND
D : OR
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