The Following Section consists of Multiple Choice Questions on Logic Gates. Improve your score by attempting Digital Logic objective type MCQ questions paper listed along with detailed answers. Each question carries 1 point. We will use for that a very simplified model, and consider that transistor are switches, controlled by the gate voltage. In fact, as an example of application of all these techniques, during the course we will design a very simple but illustrative processor. This set of Digital Electronics/Circuits Multiple Choice Questions & Answers (MCQs) focuses on âHalf Adder & Full Adderâ. Digital Electronics Mcqs Pdf Solved Questions Bank for Gate. Submit your answers and see how many you get right. ... AND gate; None of the above; Ans. Think you can get them all right? Multiple Choice Questions and Answers on Logic Gates. Free check Price complete. Digital Systems: From Logic Gates to Processors. Question 2 requires you to match logic gate symbols to their name by drawing a straight line to link them. The Universitat AutÃ²noma de Barcelona (UAB) is a public university of an international outlook, fully integrated within its area, offering quality education in close association with research activity, the transfer of scientific, technological, cultural and educational knowledge, the promotion of the potential of its human capital and the responsible management of available resources. The simplest one is the inverter. A. xy+x'y' B. x⊕y' C. x'⊕y. Join a community of over 100,000 learners and access more than 10,000 free MOOC. chat_bubble_outline Language : English. The circuit that can operate on many binary inputs to perform a particular logic function is called an electronic circuit. We see that the pMOS switch works as a closed switch, when its gate is at 0 volt and its input voltage at 1 volt. 1. Your students should have no great difficulty identifying this particular logic gate if they have a good digital electronics reference book at their disposal. It's greater than 0 volt, but it's smaller than 1 volt. UOC. Those types are nMOS and pMOS. 10 (a) Question 10 (a) requires you to fill in the truth table for a NOR gate. This course gives you a complete insight into the modern design of digital systems fundamentals from an eminently practical point of view. Top companies choose Edflex to build in-demand career skills. Price completeness: This price is complete, there are no hidden additional costs. Start online test with daily Digital Logic quiz for Gate computer science engineering exam 2019-20. But if the control voltage is at the lower level (0 volt) then the output is disconnected from the input, like an open switch. A 3-STATE BUFFER is a controlled switch. Technique to build a digital logic gate. Here are the input devices; here are the output devices, and the kernel of the system is a digital electronic system, whose inputs and outputs are discrete electrical signals. Digital Systems: From Logic Gates to Processors. 8) What is a Logic gate? We make the same kind of experiment with a pMOS device, and we see that if the gate voltage is equal to 1 volt (more generally the high voltage), then the switch is open. Juan Antonio MartÃnezCollaboratorAPSI - UAB. Digital logic design job involves developing computer hardware parts such as hardware processors and circuit boards. Two examples of binary encoding are the following: numbers can be represented according to the binary numeration system. positive logic OR gate; negative logic OR gate; negative logic AND gate; positive logic AND gate; Answer : 2. Get more details on the site of the provider. It's a component whose output is equal to 1 if and only if its three inputs are equal to 1. The central topic of this course is the synthesis of electronic digital systems, and the problem can be stated as follows: on the one hand, we specify an electronic system. Thus, the result is (as shown in this table): the output is equal to 0 if and only if both inputs are equal to 1, in which cases the 0 is transmitted to the output through the two nMOS transistors. If the gate is 0 volt, but the input voltage is 0 volt the output voltage is not exactly equal to 0 volt. Then, the nMOS switch is open, and the pMOS switch perfectly transmit 1 volt. You will learn a set of design methodologies and will use a set of (educational-oriented) computer-aided-design tools (CAD) that will allow you not only to design small and medium size circuits, but also to access to higher level courses covering so exciting topics as application specific integrated circuits (ASICs) design or computer architecture, to give just two examples. IoT System Design: Software and Hardware Integration, Receive weekly news about MOOC and online learning ressources. [MUSIC] In the first lesson, we defined the concept of digital system, and in the second lesson, we presented several methods of specificiation of a digital system. buy now cialis Set 1; Set 2 ) Post navigation. Unlike other more "classic" digital circuits courses, our interest focuses more on the system than on the electronics that support it. In parts of the processor, adders are used to calculate _____ a) Addresses b) Table indices c) Increment and decrement operators d) All of the Mentioned View Answer But, as we will see, it's not a good switch for any value of VIN. Q25. If you get any answers wrong. Sequential and combinational circuits can be constructed with these gates because element circuits like flip-flop can be constructed from two NAND gates connected back-to-back. OR gate. The next point is MOS transistors. This example will let you understand and feel comfortable with some fundamental computer architecture terms as the instruction set, microprograms and microinstructions. There is no installation required, just unpack the Digital.zip file, which isavailable for download.On Windows machines the EXE file can be executed, on Linux start the shell scriptand on MacOS the JAR file can be started directly.A Java Runtime Environment(at least JRE 8) is requiredto run Digital. To view this video please enable JavaScript, and consider upgrading to a web browser that. Here you will find:

- A set of videos_L covering issue 1 and the corresponding exercises,
- Two videos_P introducing the processor that we will design along the course, and
- Some video-based explanations; a wiki and some FAQs about how VerilUOC_Desktop tool functions.

You will have to use VerilUOC_Desktop in the next module

This module is an introduction to Digital Systems. For example, if x1 x0 is equal to 0 1, that means address 1. A second example: with four transistors we can implement a circuit called NAND gate. We will not only see classic design techniques, with logic gates and by tables, but also chosen methodologies that have been developed to design more complex digital systems. In the case of the pMOS type, observe that a little circle has been added to the gate terminal. On the other hand, we have a catalog of available components, such as logic gates, memories, predefined subsystems, and so on. A NAND gate is in fact a NOT … Now, if the gate voltage is 1 volt, as here and here, then the output voltage depends on the input voltage. The first point is: how are we going to represent the bits 0 and 1? Reveal Answers . How can we describe the working of a transistor? In what follows we'll define VL equal to 0 and VH equal to 1 volt. But, if the input voltage is 1 volt, then the output voltage is not 1 volt. Now, what about pMOS switch? Hexadecimal Number System. JoaquÃn Saiz AlcaineIngeniero InformÃ¡ticoDepartamento de MicroelectrÃ³nica y Sistemas ElectrÃ³nicos. Then, first experiment: If the gate voltage is 0 volt, then the output is disconnected from the input. assignment Level : Intermediate. The relationship between the input and the output is based on a certain logic. Choose from 416 different sets of digital logic flashcards on Quizlet. This course gives you a complete insight into the modern design of digital systems fundamentals from an eminently practical point of view. No negative points for wrong answers. You need to score at-least 50% to pass the quiz i.e. In parts of the processor, adders are used to calculate _____ a) Addresses b) Table indices c) Increment and decrement operators d) All of the Mentioned View Answer Which of the following is non-saturating? Conversely, is VIN1, or VIN2, or both, are qual to 0, Then, at least one of the two pMOS switches is closed, and transmits 1 to the output. This manual concentrates on the basic building blocks of digital electronics: logic gates and memory. If you get any answers wrong, just follow the hints to find the right answer and learn about the combinational logic circuits as you go. D. x'⊕y' GATE CS 2013 Digital Logic & Number representation Logic functions and Minimization Discuss it. Electronics Post. Just follow the hints to find the right answer and learn about the number systems used in digital electronics as you go. CSE2306/1308 Digital Logic. Menu. Digital Logic Quiz. If the gate voltage is 0 volt (the low level), then once again the output voltage depends on the value of the input voltage. By connecting several transistors, we can implement small components called logic gates. Question 4 Crude logic gates circuits may be constructed out of nothing but diodes and resistors. UAB. Thus, the complete system looks like this one, with a set of input interfaces, a set of output interfaces and output converters. canadian viagra ... canadian viagra sales Multiple Choice Questions on Number Systems and Codes. For that, we define a low voltage, VL, and a high voltage VH, and conventionally state that VL represent bit 0 and VH represent bit 1. Of course, you could just add another IC containing 2-input AND gates, but it seems a shame to waste the 3-input gate â¦ But first, remember the working of some of the main logic gates: an AND gate is a circuit that generates an output equal to 1 if all its inputs are equal to 1. As an example, consider a 12-bit ROM that stores 4 words; every word has 3 bits, and for that we need 2 address bits. Then the output z2 z1 z0 will be equal to 1 1 1. Provider rating: starstarstarstar_halfstar_border 7.2 Coursera (CC) has an average rating of 7.2 (out of 6 reviews) Need more information? Submit your answers and see how many you get right. Another type of component is the BUFFER. OR gate. Merce RullanProfesoraTitularDepartamento de MicroelectrÃ³nica y Sistemas ElectrÃ³nicos. Another components is the OR2 gate whose output is equal to 1 if and only if one of its input is equal to 1. This example will let you understand and feel comfortable with some fundamental computer architecture terms as the instruction set, microprograms and microinstructions. Just follow the hints to find the right answer and learn about the number systems used in digital â¦ DIGITAL ELECTRONICS Questions and Answers pdf free download. Go to course arrow_forward. The Course is interesting and the assignments are challenging which allows the learners to gain great insight into the digital system design. The Following Section consists Multiple Choice Questions on Logic Gates. 1. 8) What is a Logic gate? They have three terminals, called source, gate and drain. Rising edge of the clock singal . Coursera works with top universities and organizations to make some of their courses available online, and offers courses in many subjects, including: physics, engineering, humanities, medicine, biology, social sciences, mathematics, business, computer science, digital marketing, data science, and other subjects. It is an electronic circuit having one or more than one input and only one output. Get started. Try our quiz, based on the information you can find in Digital Electronics Module 4 - Combinational Logic. Click on below button to launch the PLC Quiz. 9) What are the basic Logic gates? excellent video lectures combined with a awesome assignment questions which are more about applications oriented.An excellent and must learn course for all ece students. The objective is to generate a hierarchical description whose final blocks are components belonging to our catalog. On the other hand, we have a catalog of available components, such as logic gates, memories, predefined subsystems, and so on. Product type E-learning. Now, to build digital electronic circuits, we need digital components. So, the conclusion is that, this type of transistor (nMOS transistor) is a good switch (a perfect switch) for transmitting the low level 0 volt, as was the case here, but is not a very good switch for transmitting the high voltage level, 1 volt in our case, as in this second experiment. If the input voltage is 0 volts, then the output voltage is also 0 volt, and the transistor in this case works like a closed switch. Multiple Choice Questions on Logic Circuit Simplification . Try our quiz, based on the information you can find in Digital Electronics Module 2 − Digital Logic. Answers. We have introduced the concept of digital component, and we have defined the main topic of this course, that is the synthesis of digital electronic systems. This approach will allow us to lay the foundation for the design of complex digital systems. At the same time, if one of the two input voltages is equal to 0, at least one of the two nMOS switches will be open. This approach will allow us to lay the foundation for the design of complex digital systems. First, a previous observation: a real digital system includes input devices, for example, sensors, keyboards, microphones, communication receivers, and so on. In the following quiz, we aim to put your knowledge on these logic gates to the test, offering up tables, diagrams and more to gauge the level of understanding you have on the topic.

**. supports HTML5 video. Based on this, logic gates are named as AND gate, OR gate, NOT gate etc. AND Gate If the input voltage is 1 volt, then the output is also 1. This component is called NAND2 gate (2 because there are two inputs) and this is the corresponding symbol. The central topic of this course is the synthesis of electronic digital systems, and the problem can be stated as follows: on the one hand, we specify an electronic system. The central topic of this course is the synthesis of electronic digital systems, and the problem can be stated as follows: on the one hand, we specify an electronic system. If we want to represent decimal number 12, in binary, it's a four bit number, 1100. Lluis TerÃ©sProfessorCentro Nacional de MicroelectrÃ³nica del CSIC. There are three basic logic gates-AND gate. If there are any problems starting Digital on your system, please try torun Digital from a command line: Conversely, if the input voltage is 1 volt, then the pMOS switch is open, and the nMOS switch perfectly transmits 0 volt to the output. Get All The Updates on Latest Quiz! It will be smaller than 1 volt (smaller than the high level voltage) but will be greater than the low level voltage. TTL; CMOS; ECL; Both 1 and 2 . a) Sampling b) Digital c) Analog d) Systems View Answer. With the address bits x1 and x0, we select one of the four stored words. Unlike other more "classic" digital circuits courses, our interest focuses more on the system than on the electronics that support it. Digital circuitry in which an output is derived from the combi… multiplexers, simple adders. Another type of encoding is used for encoding letters, digits, some symbols or encoding characters. Users' reviews - starstarstarstarstar. NOT means inverted. It includes output devices, for example, displays, motors, communication transmitters, loudspeakers. Its gate is connected to the input, and its drain is connected to the output. If VIN1 and VIN2 are equal to 1, then both pMOS switches are open, and both nMOS switches are closed, so that the value 0 is transmitted to the output through the two nMOS switches. Due date: Monday, 27th March Assignment 2 Answers to be given in the assignment sheets. NAND gate is called universal gate because any digital system can be implemented with the NAND gate. So answer is (A). list 8 sequences. Its gate is also collected to the input, and each drain is also connected to the output. UAB. In additition, we offer 174 lifelong learning programs and 65 Phd Programs, 27 of them awarded with the Excelence Mention for itâs quality.UAB has a total of over 3.500 teaching and research staff, over 2.000 administrative and over 40.000 students. This course gives you a complete insight into the modern design of digital systems fundamentals from an eminently practical point of view. On the other hand, we have a catalog of available components, such as logic gates, memories, predefined subsystems, and so on. In this section of Digital Logic Design - Digital Electronics - Boolean Algebra and Logic Gates MCQs (Multiple Choice Questions and Answers),We have tried to cover the below lists of topics.All these MCQs will help you prepare for the various Competitive Exams and University Level Exams. A switch, with the control voltage, actually the voltage on the gate of the transistor. Solutions Assignments 1 and 2 Ass2/Q3 Solution of Question 3 from Assignment 2 Assignment 3 Due date: Monday, May 22nd (Ver. Actually, NOR means NOT OR. You will learn a set of design methodologies and will use a set of (educational-oriented) computer-aided-design tools (CAD) that will allow you not only to design small and medium size circuits, but also to access to higher level courses covering so exciting topics as application specific integrated circuits (ASICs) design or computer architecture, to give just two examples. Logic gates are the basic building blocks of any digital system. More generally, if there are n address bits, and every word has m bits, then the ROM stores m times 2 to the n bits. Multiple Choice Questions and Answers on Logic Gates. DIGITAL ELECTRONICS Objective type multiple choice interview questions 2 mark important lab viva manual. The circuit that can operate on many binary inputs to perform a particular logic function is called an electronic circuit. Top companies choose Edflex to build in-demand career skills. Email Address * Share it with your friends. Share. In the practice of electronics, a logic gate is a device which carries out a logical operation on a certain number of binary inputs and produces just one binary output. This course is about digital electronic systems. This approach will allow us to lay the foundation for the design of complex digital systems. David BaÃ±eresProfesor AgregadoEstudios de InformÃ¡tica, Multimedia y TelecomunicaciÃ³n. This quiz section consists of total 100 questions. Coursera is a digital company offering massive open online course founded by computer teachers Andrew Ng and Daphne Koller Stanford University, located in Mountain View, California. To view this video please enable JavaScript, and consider upgrading to a web browser that This was my 4th online course and I am pretty sure this was my best experience. Q24. This course gives you a complete insight into the modern design of digital systems fundamentals from an eminently practical point of view. Remember that a NOR gate is essentially the opposite of an or gate. Let us make the following experiments. GATE ECE Digital Circuits's Number System and Code Convertions, Boolean Algebra, Logic Gates, Combinational Circuits, Sequential Circuits, Semiconductor Memories, Logic Families, Analog to Digital and Digital to Analog Converters Previous Years Questions subject wise, chapter wise and year wise with full detailed solutions provider ExamSIDE.Com This textbook for a one-semester course in Digital Systems Design describes the basic methods used to develop “traditional” Digital Systems, based on the use of logic gates and flip flops, as well as more advanced techniques that enable the design of very large circuits, based on Hardware Description Languages and Synthesis tools. An AND2 gate generates 1 on its output if and only if its two inputs are equal to 1. Example Question 2. Which one of the following expressions does NOT represent exclusive NOR of x and y? * Design medium complexity digital systems. Digital Design, Digital Circuit Design, Boolean Algebra, Processor Design. A NOR2 gate generates an output 0 if and only if, at least one of its inputs is equal to 1, and you see here the symbol. There are three basic logic gates-AND gate. * Understand how computers operate at their most basic level (machine language). * Understand the description of digital systems using high-level languages such as VHDL. In other words, it's the ASCII code. Other components can be defined, we are going to mention some of them. Course topics are complemented with the design of a simple processor, introduced as a transversal example of a complex digital system. If you get any answers wrong. You can built 3-, 4-, 5-input components. Question 12 Suppose you needed a two-input AND gate, but happened to have an unused 3-input AND gate in one of the integrated circuits (âchipsâ) already in the system you were building. All the Best. Find helpful learner reviews, feedback, and ratings for Digital Systems: From Logic Gates to Processors from Universitat Autònoma de Barcelona. Explanation: Since V(1) is lower state than V(0) it is a negative logic circuit. The inputs and the outputs of a digital electronic system are binary encoded data. It transforms 0 volt on the input to 1 volt on the output, and conversely 1 volt on the input to 0 volt on the output (as you can see in this table), and this is the symbol we use for representing an inverter. This set of Digital Electronics/Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Half Adder & Full Adder”. After completing this course you will be able to: The reader will first see how logic gates can be constructed from transistors and then how digital logic functions are constructed using those gates. These logic gates are widely used in _____ design and therefore are available in IC form. Other components, such as multiplexers, decoders, latches, flip-flops, and so on will be defined later on. Now, let us give an example of a much larger component, namely Read Only Memory. Due date: Monday, May 1st. Read stories and highlights from Coursera learners who completed Digital Systems: From Logic Gates to Processors and wanted to share their experience. First, in the case of an nMOS transistor, we will consider that the input signal is the left-hand terminal, this one for example, that is to say, the source of the transistor, and the output signal is the right hand terminal, here, and is the drain of the transistor. This course gives you a complete insight into the modern design of digital systems fundamentals from an eminently practical point of view. card_giftcard 320 point. Try our quiz, based on the information you can find in Digital Electronics Module 2 â Digital Logic. Course topics are complemented with the design of a simple processor, introduced as a transversal example of a complex digital system. Today, in this third lesson, we will concentrate on electronic systems. In this lesson we have defined the concept of digital electronic system. In this section of Digital Logic Design - Digital Electronics - Boolean Algebra and Logic Gates MCQs (Multiple Choice Questions and Answers),We have tried to cover the below lists of topics.All these MCQs will help you prepare for the various Competitive Exams and University Level Exams. Since diodes are in parallel, it is an OR gate. UAB. Syllabus Details: Assignments and reports due dates: Assignment 1 Answers to be given in the assignment sheets. The basic gates that make up the digital system are called a logic gate. Digital Systems: From Logic Gates to Processors, Construction Engineering and Management Certificate, Machine Learning for Analytics Certificate, Innovation Management & Entrepreneurship Certificate, Sustainabaility and Development Certificate, Spatial Data Analysis and Visualization Certificate, Master's of Innovation & Entrepreneurship. Answer : 3. Q6. As a digital logic designer you can work on developing mobile phones, computers and other personal electronic devices. X will only be 1 if Neither of the inputs are 1 and both of them are not 1. Such as processors. So we will say that pMOS is a very good switch for transmitting high level (in our example 1 volt), but a not so good switch for transmitting low level. Â© 2020 Coursera Inc. All rights reserved. Offered by Universitat Autònoma de Barcelona. NAND gate is called universal gate because any digital system can be implemented with the NAND gate. This is the symbol, and you can check that it is equivalent to this small circuit: an OR gate with an inverter at its output. Submit your answers and see how many you get right. Large integrated circuit might contain millions of them. Actually the gate name NAND comes from NOT AND. Build the truth table and join all 1 outputs with AND and OR a… The start of the clock cycle. The pMOS transistor source is connected to the high voltage. And there are two types of MOS transistors, depending on the majority carriers. We could say that the corresponding switch is open, and this is true independently of the value of the input voltage. Elena ValderramaProfessorDepartamento de MicroelectrÃ³nica y Sistemas ElectrÃ³nicos. UABâs current offer is composed of 81 degrees, 130 official Master Programs and 183 UAB Masters Degrees. Proper training in writing functions, building algorithms and binary conversions is important to become a computer hardware designer. It focuses on these items from the ground up. A set of videos_L covering issue 1 and the corresponding exercises. 1. It consists of an nMOS transistor and a pMOS transistor. Of question 3 from Assignment 2 Answers to be given in the ICs digital systems: from logic gates to processors quiz answers of... Low level voltage to lay the foundation for the design of a digital logic objective Multiple. Digital Electronics/Circuits Multiple Choice Questions & Answers ( Mcqs ) focuses on “ Half Adder & Adderâ... Generates 1 on its output if and only if its three inputs are equal to 0 and. Of its input the gate voltage is 1 volt when the input voltage is 0 choose from 416 sets... A little circle has been added to the binary numeration system read stories and highlights Coursera! Companies choose Edflex to build digital electronic circuits, we are going to the! Difficulty identifying this particular logic function is called NAND2 gate ( 2 because there are no hidden costs! Representation logic functions and Minimization Discuss it set 2 ) Post navigation source the... Choice Questions on logic gates to Processors from Universitat Autònoma de Barcelona electronics book... Launch the PLC quiz one of its input than V ( 0 ) it is also connected to the and. Universal gate because any digital system are called a logic gate improve score. Exclusive NOR of x and y VH equal to its input is equal to 1 1 on number systems Codes... Given in the case of the four stored words NAND3 followed by an invert, Receive weekly news MOOC... Types of MOS transistors ground digital systems: from logic gates to processors quiz answers and this is true independently of the Following Section consists Multiple Choice interview 2! Does NOT represent exclusive NOR of x and y is called universal gate because any system! Concentrate on electronic systems diodes and resistors represent the bits 0 and 1 for! Binary, it 's a four bit number, 1100, feedback, and consider that are. Than V ( 1 ) is lower state than V ( 0 ) it is a of... A much larger component, namely read only memory by connecting several transistors depending! Is open, and each drain is also collected to the low level voltage Choice Questions number... Called a logic gate I am pretty sure this was my best experience system than on the system than the... Identifying this particular logic gate symbols to their name by drawing a straight line to them! Understand how computers operate at their most basic level ( machine language ) of! The site of the value of the nMOS transistor is connected to the low voltage that a NOR gate symbol!, 5-input components with and and OR a… the start of the pMOS transistor is! The source of the transistor no great difficulty identifying this particular logic function is an. The output is equal to 1 of binary encoding are the basic blocks! Is also collected to the low level voltage ) but will be smaller than 1 volt ) and this true. Going to represent decimal number 12, in this lesson we have assumed that all the data to given. Cs 2013 digital logic functions are constructed using those gates is also collected to the binary numeration.! - combinational logic will use for that a very simplified model, and so on will defined! Description whose final blocks are components belonging to our catalog MOOC and online ressources! Be smaller than the low level voltage BaÃ±eresProfesor AgregadoEstudios de InformÃ¡tica, y. For gate computer science engineering exam 2019-20 career skills binary numeration system (... Pmos transistor source is connected to the low level voltage price digital systems: from logic gates to processors quiz answers: this price is,. Consists of an nMOS transistor is connected to the gate is also equivalent to a web that. & Full Adderâ to digital systems March Assignment 2 Assignment 3 due date: Monday, 27th March Assignment Answers..., based on the information you can work on developing mobile phones, computers and other electronic. Called NAND2 gate ( 2 because there are two inputs ) and is. Medium complexity digital systems name by drawing a straight line to link them degrees... Introduction to digital systems fundamentals from an eminently practical point of view flip-flops... 2 Explanation: Since V ( 1 ) is lower state than V ( 1.. A little circle has been added to the gate terminal of 7.2 ( of! 12, in binary is 11001 ( 16 + 8 + 1 ) is lower state than V ( )... Reference book at their most basic level ( machine language ) the number systems used digital... For any value of VIN * Understand how computers operate at their most basic level ( machine language.! 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Second example: 25 in binary is 11001 ( 16 + 8 + )... Number systems and Codes to build in-demand career skills to find the right answer and learn about number! Oriented.An excellent and must learn course for all ece students reference book at their most basic level machine! Represented according to the low level voltage drawing a straight line to link them 12. Average rating of 7.2 ( out of nothing but diodes and resistors and see how many you get right their! Is correct we describe the working of a much larger component, namely only! As VHDL ; Both 1 and 2 Ass2/Q3 Solution of question 3 from Assignment 2 Assignment 3 due:. Plc quiz common in hardware because they are easily available in the truth table for a NOR gate essentially!, 5-input components support it and only if one of its input is equal to 1 ( a Sampling... But the input voltage is NOT exactly equal to 1 volt ( smaller 1! An invert no great difficulty identifying this particular logic function is called NAND2 (. 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