1 Answer

Answer :

NAND gates are preferred over others because these can be used to make any gate.

Related questions

Last Answer : A NAND gate is called a universal logic element because any logic function can be realized by NAND gates alone.

Description :  For a NAND gate, when one or more inputs are low then the output will be A) Low B) High C) Alternately high and low D) High or low depending on relative magnitude of inputs 

Last Answer :  For a NAND gate, when one or more inputs are low then the output will be High 

Description : Output of NAND gate is 0. for three inputs when:

Last Answer : Output of NAND gate is 0. for three inputs when: all the inputs are 1

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

Last Answer : The fan put of a 7400 NAND gate is 10TTL.

Last Answer : A NAND gate has: LOW inputs and a HIGH output

Description : What is the purpose of a NAND gate?

Last Answer : Nand gate has 2 inputs and only 1 output and it is equivalent of an and gate. The output of a nand gate is high(1) only when anyone or both inputs are low(0).and the output of nand gate is low(0) only when both the inputs are high(1).nand gate is also called as universal gate.

Description : Why are NAND and NOR gates called digital building blocks?

Last Answer : NAND and NOR gates are called digital building blocks because they are fundamental building blocks for digital circuits. Both NAND and NOR gates are basic logic gates that can be used to construct ... construct any other logic gates and they can be combined and used to create more complex circuits.

Description : Which of the listed logic gates is considered to be a BASIC building block (basic logic gate) used in logic diagrams? A. NAND B. OR C. NOR D. All of the above.

Last Answer : Answer: B

Description : Which of the following pair of gates can form a latch? a. a pair of cross coupled OR b. a pair of cross copled AND c. a pair of cross coupled NAND d. a cross coupled NAND/OR

Last Answer : c. a pair of cross coupled NAND

Description : Which of following are known as universal gates (A) NAND & NOR. (B) AND & OR. (C) XOR & OR. (D) None.

Last Answer : Ans: A NAND & NOR are known as universal gates, because any digital circuit can be realized completely by using either of these two gates.

Description : The gates required to build a half adder are (A) EX-OR gate and NOR gate (B) EX-OR gate and OR gate (C) EX-OR gate and AND gate (D) Four NAND gates.

Last Answer : (C) EX-OR gate and AND gate

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

Last Answer : 5

Description : In standard TTL gates, the totem pole output stage is primarily used to (A) increase the noise margin of the gate (B) decrease the output switching delay (C) facilitate a wired OR logic connection (D) increase the output impedance of the circuit

Last Answer : In standard TTL gates, the totem pole output stage is primarily used to decrease the output switching delay

Description : The complete set of only those Logic Gates designated as Universal Gates is  (A) NOT, OR and AND Gates (B) XNOR, NOR and NAND Gates (C) NOR and NAND Gates (D) XOR, NOR and NAND Gates

Last Answer : The complete set of only those Logic Gates designated as Universal Gates is NOR and NAND Gates

Description : IC which has quad 2 input AND gates   (A) 7411 (B) 7404 (C)7400 (D) 7408

Last Answer : IC which has quad 2 input AND gates 7408

Description : Which of the following gates can be used to realize all possible combinational logic functions?  (i) OR gate (ii) NOR gate (iii) Exclusive OR gate (iv) NAND gate (v) AND gate  (A) (iii), (iv) and (v)  (B) (i), (iii) and (iv)  (C) (ii) and (iv)  (D) (i) and (v)

Last Answer : Which of the following gates can be used to realize all possible combinational logic functions?  (i) OR gate (ii) NOR gate (iii) Exclusive OR gate (iv) NAND gate (v) AND gate  (A) (iii), (iv) and (v)  (B) (i), (iii) and (iv)  (C) (ii) and (iv)  (D) (i) and (v)

Last Answer : AND, OR, NOT, NAND, NOR, XOR and XNOR are the seven basic gates in digital electronics.

Description : Why NAND Gate is called Public Gate ?

Last Answer : The gate through which the basic gates can be implemented is called universal gate. AND, OR and NOT gates can be implemented with NAND gate . That is why NAND gate is called universal gate.

Description : Explain why NAND Gate is a public gate. ?

Last Answer : The gate through which the basic gates can be implemented is called universal gate. Basic gates i.e. AND, OR and NOT gates can be implemented with NAND gate. As a result, NAND Gate is a universal gate .

Description : What is the universality of NAND and KNOW ?

Last Answer : The universality of a gate means that it is possible to make each of the three basic gates with that gate. And since all the composite gates are made with the basic three gates, it is possible to ... to implement any circuit with Nor Gate. This is known as the Universality of Nanda and Knorr Gate.

Description : What is NAND Gate used for ?

Last Answer : Used to shorten all other gates

Description : What is the number of NAND gate IC ?

Last Answer : NAND gate IC number 7400

Description : How to get the effectiveness of NAND gate ?

Last Answer : If the signal emitted from the end gate flows through the knot gate, the nand gate is found to be effective.

Description : What type of logic circuit is indicated by the truth table shown in the illustration? EL-0072 A. OR B. AND C. NOR D. NAND

Last Answer : Answer: A

Description : In a logic circuit the NOR and NAND gate functions ____________. A. must be accomplished with a common base transistor arrangement B. are available in diode form C. are exact opposites with the ... . have output conditions that are exact opposites to the output condition for OR and AND, respectively

Last Answer : Answer: D

Description : Which of the following is the universal gate? 1) NAND-Gate 2) OR-Gate 3) AND-Gate 4) NOT-Gate

Last Answer : 1) NAND-Gate

Description : Which one is faster between NAND-SR FF and NOR-SR FF?

Last Answer : Ans-well both deals with same principle.but i think NAND-SR FF is faster than NOR-SR FF

Description : i. (X’+Y’) A. Low-pass filter function ii. (X’Y’) B. Sum iii. (XY) C. NAND D. Carry E.NOR a) i-C, ii-E, iii-D b) i-C, ii-E, iii-B c) i-C, ii-B, iii-D d) i-C, ii-E, iii-A

Last Answer : Ans: i-C, ii-E, iii-D

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

Last Answer : OR gate.

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 : Of the following circuits, the one which involves storage is a. RS Latch b. mux c. nand d. decoder

Last Answer : a. RS Latch

Description : Using DeMorgan's Theorem we can convert any AND-OR structure into a. NAND-NAND b. OR-NAND c. NAND-NOR d. NOR-NAND

Last Answer : a. NAND-NAND

Description : River Alaknanda forms confluences (Prayags) in Uttrakhand. Match the codes given in Figure with Table (Prayags) and select the correct answer using the code given below. Figure Table (Pr ayags) D A L A K N A N D A C B A I. Karn Prayag II. Rudra Prayag III. Nand Prayag IV. Vishnu Prayag

Last Answer : (1) A-II, B-I, C-III, D-IV

Description : A universal logic gate is one, which can be used to generate any logic function. Which of the following is a universal logic gate? (A) OR (B) AND (C) XOR (D) NAND

Last Answer : Ans: D NAND can generate any logic function.

Description : DeMorgan’s first theorem shows the equivalence of (A) OR gate and Exclusive OR gate. (B) NOR gate and Bubbled AND gate. (C) NOR gate and NAND gate. (D) NAND gate and NOT gate

Last Answer : (B) NOR gate and Bubbled AND gate.

Description : The output of a logic gate is 1 when all its inputs are at logic 0. the gate is either (A) a NAND or an EX-OR (B) an OR or an EX-NOR (C) an AND or an EX-OR (D) a NOR or an EX-NOR

Last Answer : (D) a NOR or an EX-NOR

Description : The NAND gate output will be low if the two inputs are (A) 00 (B) 01 (C) 10 (D) 11

Last Answer : (D) 11

Description : Which of the following logic operations is performed by the following given combinational circuit ?  (A) EXCLUSIVE-OR (B) EXCLUSIVE-NOR (C) NAND (D) NOR

Last Answer : (A) EXCLUSIVE-OR

Description : Why NAND and NOR gate are called as universal gate? Draw AND gate using NAND gate only. 

Last Answer : Universal gate - All basic gates functionality can be implemented using NAND and NOR gate hence these gates are called as universal gates.  AND gate using NAND gate

Description : Sketch symbol of NAND gate and NOR gate.

Last Answer : Symbol of NAND gate and NOR gate

Last Answer : A NAND gate is equivalent to an AND gate followed by an inverter.

Last Answer : Digital computers are more widely used as compared to analog computers, because they are useful over wider ranges of problem types.

Description : In a barometer, mercury is preferred over water because (a) mercury is a good conductor of heat (b) mercury is shining and therefore its level can be read easily (c) mercury is available in pure form (d) mercury has high density and low vapour pressure

Last Answer : Ans:(d)

Description : Heavy water is preferred over ordinary water as a coolant, because it. (A) Acts both as an efficient coolant as well as a moderator (B) Can be heated to a higher temperature without pressurizing (C) Is less prone to radiation damage (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : Pick out the wrong statement. (A) Packed towers are preferred for vacuum operation, because the pressure drop through the packing is less and they (packings) also lessen the ... of liquid, problem of channelling, loading & flooding is generally encountered in packed towers

Last Answer : (C) Diameter of randomly packed tower is normally more than 1.2 metres