How many input combinations exist for a four-input AND  gate?

1 Answer

Answer :

16.

Related questions

Description : How many input combinations are possible using G, K, and L?

Last Answer : . Eight.

Description : A two-input X-OR gate will produce a HIGH output when the inputs are at what logic levels?

Last Answer : . One or the other of the inputs must be HIGH, but not both at the same time.

Description : What is the equivalent logic gate of a two-input NAND gate with both inputs inverted?

Last Answer : OR gate.

Description : What is the output Boolean expression for an AND gate with A and B as inputs when the B input is inverted?

Last Answer : AB

Description : How many combinations of the game "Go" do exist?

Last Answer : many

Description : There are not enough combinations of the five-unit code to handle the alphabet, symbols and so forth. What is used to increase the number of available code combinations?

Last Answer : Shift signals.

Description : How many of those combinations will produce a HIGH output?

Last Answer : Seven.

Description : By using an 8-bit code, how many characters or bit combinations can be represented?

Last Answer : 256.

Description : One weakness of boundary value analysis and equivalence partitioning is (A) they are not effective. (B) they do not explore combinations of input circumstances. (C) they explore combinations of input circumstances (D) none of the above

Last Answer : (B) they do not explore combinations of input circumstances.

Description : Increasing gate length in a sawtooth generator does what to linearity?

Last Answer : Decreases linearity.

Description : An X-OR gate may be used as what type of adder?

Last Answer : Quarter adder.

Description : . What will be the output of an X-NOR gate when both inputs are LOW?

Last Answer : HIGH.

Description : What type of gate is represented by the output Boolean expression R T Å ?

Last Answer : Exclusive NOR (X-NOR).

Description : What will be the output of an X-OR gate when both inputs are HIGH?

Last Answer : Low (0)

Description : What is the sign of operation for the X-OR gate?

Last Answer : XOR

Description : Applying a reverse bias to the gate of an FET has what effect?

Last Answer : Source-to-drain resistance increases.

Description : The range sweep in a range-gate generator is started at the same time as what other pulse?

Last Answer : Transmitter.

Description : In what state must the inputs to a NOR gate be in order to produce a logic 1 output?

Last Answer : All inputs must be low.

Description : What is the output Boolean expression for a NOR gate with R and T as inputs?

Last Answer : (R +T)’

Description : What will be the output of a NOR gate when both inputs are HIGH?

Last Answer : Low.

Description : A NAND gate has inputs labeled as A, B, and C. If A and B are HIGH, C must be at what logic level to produce a HIGH output?

Last Answer : . Low.

Description : What is the output Boolean expression for a NAND gate with inputs A, B, and C?

Last Answer : C B A

Description : What must be the state of the inputs to a NAND gate in order to produce a LOW output?

Last Answer : All inputs must be HIGH.

Description : A NAND gate has Z and X as inputs. What will be the output logic level if Z is HIGH and X is LOW?

Last Answer : HIGH.

Description : Write the Boolean expression for an OR gate having G, K

Last Answer : . f = G+K+L.

Description : What is the Boolean expression for the output of an AND gate that has R and S as inputs?

Last Answer : f = RS.

Description : Which set of truth table input signals will result in an output signal value of 1 from the 'AND' gate as shown in the illustration? EL-0035 A. 1-Jan B. Jan-00 C. 0-1 D. 0-0

Last Answer : Answer: A

Description : In a logic circuit, the NOT gate function _____________. A. does not alter a logical input B. serves to amplify a given signal level C. must be accomplished with a common collector transistor arrangement D. reverses an input logic condition

Last Answer : Answer: D

Description : An FET has a gate source bias of 2 V. The ac input signal is ± 1.2 V. The class of operation is A) A B) B C) C D) AB

Last Answer : D) AB

Description : The minimum number of transistors required to implement a two input AND gate is a. 2 b. 4 c. 6 d. 8

Last Answer : c. 6

Description : The output of two inputs OR gate is zero only when: (a) Both are one (b) Both are zero (c) Either input is 1 (d) None

Last Answer : (b) Both are zero

Description : When an input signal A=11001 is applied to a NOT gate serially, its output signal is (A) 00111. (B) 00110. (C) 10101. (D) 11001.

Last Answer : When an input signal A=01001 is applied to a NOT gate serially , it's output signal is

Description : The output of an exclusive–NOR gate is 1. Which input combination is correct? (1) A = 1, B = 0 (2) A = 0, B = 1 (3) A = 0, B = 0 (4) None of these 

Last Answer : The output of an exclusive–NOR gate is 1. Which input combination is correct? (1) A = 1, B = 0 (2) A = 0, B = 1 (3) A = 0, B = 0 (4) None of these 

Description : How many minimum number of NOR gates are required to realize a two-input X-OR gate?

Last Answer : 5

Description :  When A = 0., B = 0, C = 1 then in two input logic gate we get gate  (A) XOR gate (B) AND gate (C) NAND gate (D) NOR gate

Last Answer :  When A = 0., B = 0, C = 1 then in two input logic gate we get gate NAND gate

Description : The output of a 2-input NAND gate with high at both the inputs will be • High • Low • High & low • None of the above.

Last Answer : The output of a 2-input NAND gate with high at both the inputs will be Low

Description : The o/p of a 2 - input OR gate is 1 when its   1. both inputs are 1 2. both inputs are 0 3.either input is 1 4. either input is 0 

Last Answer : The o/p of a 2 - input OR gate is 1 when its either input is 1 

Description : The basic logic gate whose output is the complement of the input is the: - a) OR gate b) AND gate c) inverter d) comparator

Last Answer : The basic logic gate whose output is the complement of the input is the: -  inverter

Last Answer : An OR gate has 6 inputs. The number of input words in its truth table are 64.

Description : What is the possible combinations of the four bases of RNA?

Last Answer : Feel Free to Answer

Description : From 5 different green balls, four different blue balls and three different red balls, how many combinations of balls can be chosen taking at least one green and one blue ball?

Last Answer : Answer: 3720.

Description : What term is used to identify each of the many field configurations that can exist in waveguides?

Last Answer : Mode of operation.

Description : For an electric field to exist at the surface of a conductor, the field must have what angular relationship to the conductor?

Last Answer : The field must be perpendicular to the conductors.

Description : . What primary condition must magnetic lines of force meet in order to exist?

Last Answer : Magnetic lines of force must form a continuous closed loop.

Description : What logic levels must exist for the FF to be toggled by the clock?

Last Answer : Both J and K must be HIGH.

Description : State one requirement of an electron tube, which does not exist for semiconductors, that makes the tube less efficient than the semiconductor.

Last Answer : The electron tube requires filament or heater voltage, whereas the semiconductor device does not; consequently, no power input is spent by the semiconductor for conduction.

Description : What are the three requirements necessary for oscillations to exist in a circuit?

Last Answer : Amplification, regenerative feedback, and frequency-determining device.

Description : What relationship must exist between the electron beam and the traveling wave for bunching to occur in the electron beam of a twt?

Last Answer : The traveling wave must have a forward velocity equal to or less than the speed of the electrons in the beam.

Description : Why is it important to minimize TBE jitter in magnetic tape recordings where precise timing relationships exist between two or more signals?

Last Answer : The jitter could cause noise and a loss of accuracy.