Jan 09, 2020 multiple choice questions and answers by sasmita january 9, 2020. Only use inverters, twoinputand, or, and xor gates. Pdf ec8453 linear integrated circuits lecture notes, books. Draw a 4x16 decoder constructed with two 3 x 8 decoders may june 2012. Online study material, lecturing notes, assignment, reference, wiki and important questions and answers. Combinational and sequential circuits digital logic.
Students should have a solid understanding of algebra as well as a rudimentary understanding of basic. To provide an indepth knowledge of the design of digital circuits and the use of. What are the different types of digital logic circuits with. This system facilitates the design of electronic circuits that convey information, including logic gates. Combinational circuits s previous year questions with solutions of digital circuits from gate ece subject wise and chapter wise with solutions. Digital logic circuits important question and answers for 5 units 1. In addition to reading the questions and answers on my site, i would suggest you to check the following, on amazon, as well.
Digital logic circuits ee8351, ee6301 anna university. Pdf ee6301 digital logic circuits dlc books, lecture. Digital circuits contain a set of logic gates and these can be operated with binary values, 0 and 1. You are required to solve them all and fill in your answer in the following table. Digital logic circuits important questions, question.
In the hexadecimal system, we allow 16 values for each digit of a number. The basic properties of boolean algebra are commutative property, associative property and distributive property. Just follow the hints to find the right answer and learn about the. Digital logic circuits important questions download pdf ee8351 digital logic circuits 16 marks download pdf ee8351 digital logic circuits notes download pdf digital logic circuits ee6301 may june 2015 question paper digital logic circuits ee6301 may june 2016 question paper. Ee8351 important 16 mark questions digital logic circuits. Regulation 2017 anna university ee8351 digital logic circuits question. Multiple choice questions and answers on digital electronics.
I need to build a digital logic circuit that is receiving 4 bit number and return true if the number is 0, 7 or 14. A 16 bit ripple carry adder is realized using 16 identical full adders. What are the different types of digital logic circuits. Download link is provided and students can download the anna university ee6301 digital logic circuits dlc syllabus question bank lecture notes syllabus part a 2 marks with answers part b 16 marks question bank with answer, all the materials are listed below for the students to make use of it and score good maximum marks with our study materials. Number system and code convertionss previous year questions with solutions of digital circuits from gate ece subject wise and chapter wise with solutions. Write short notes on ttl, ecl and cmos digital logic families.
Since there are more than one outputs and number of outputs is less than inputs, it is a priority encoder v1 when input is valid and for priority encoder it checks first high bit encountered. Switching theory and logic design model question with answers. This book is licensed under a creative commons attribution 3. Jul 08, 2012 digital logic circuits important question and answers for 5 units 1. Written exam with solutions for ie12045 digital design monday 2710 2014 9. Compare various digital logic families based on any five suitable parameters 10 9. Draw the logic diagram of full subtractor and explain its operation. Ee8351 important 16 mark questions digital logic circuits regulation 2017 anna university free download. Code is used to represent letters, numbers and punctuation marks. Multiple choice questions and answers by sasmita january 9, 2020. Fundamentals of digital electronics all questions carry equal marks 10 marks q. Draw the circuit diagram of nmos nand gate and explain its operation. Minimization techniques and logic gates combinational circuit design.
Pdf ec8453 linear integrated circuits lecture notes. It is possible to count arbitrarily high in binary, but you can only. Digital logic circuits dlc2marks and 16marks question bank. The semester design project is a separate homework that counts 5% of your final grade. The result is expected to be announced before monday 1711 2014. Prerequisites a basic idea regarding the initial concepts of digital electronics is enough to understand the topics covered in this tutorial. Detailed solution of each problem is also discussed. Dpsd question bank contains 2 mark and 16 marks for all 5 units with answer for each question. Calculate the delay through the critical path, if the gate delays are. How many bits must each word have in onetofour line demultiplexer to be implemented using a memory. Pdf ee8351 digital logic circuits lecture notes, books. Introduction to digital logic with laboratory exercises. Number system and code convertions digital circuits gate. Number system and code convertions digital circuits.
Objective questions and answers on digital electronics. Logic levels, propagation delay, power dissipation, fanout and fanin, noise margin, logic families and their characteristicsrtl, ttl, ecl, cmos click below link to download digital electronics syllabus notes question papers question banks 2 marks with answers part b questions with answers download. I have only one xor gate 2 inputs, one nor3 inputs, one nand2 inputs and one 3to8 decoder. Digital logic gate functions include and, or and not. Pdf ee6301 digital logic circuits lecture notes, books. Ee6301 digital logic circuits two mark questions with answers unit1 number systems and digital logic families part a 1. We have also provided number of questions asked since 2007 and average weightage for each subject.
Digital logic is rooted in binary code, a series of zeroes and ones each having an opposite value. Ee8351 digital logic circuits 16 marks download pdf. Cmos being an unipolar logic family, occupy a very small fraction of silicon chip area q. These output levels are indicated by x ord in the truth tables and are called dont care conditions or incompletely specified functions. Jun, 2014 anna university ee6301 digital logic circuits syllabus notes 2 marks with answer is provided below. I have a question from exam that i failed to solve.
Ec8392 digital electronics syllabus notes question banks with. Digital logic design is used to develop hardware, such as circuit boards and microchip processors. Digital logic is the basis of electronic systems, such as computers and cell phones. Try our quiz, based on the information you can find in digital electronics module 2.
Consult a manufacturers datasheet for any ttl logic gate and report the. These are the basic circuits used in most of the digital electronic devices like computers, calculators, mobile phones. Digital logic circuits dlc2marks and 16marks question. Pdf ee6301 digital logic circuits dlc books, lecture notes. Since v1 is lower state than v0 it is a negative logic circuit. Binary addition and subtraction can lead to wrong answer. Digital systems are used extensively in computation and data processing, control systems, communications and measurements. Fill in your answers in the table, by marking a tick in the right place. Ee6301 dlc 2marks 16marks, digital logic circuits question. Boolean logic is the foundation of digital circuitry. Draw the circuits of two input nand and two input nor. Types of digital logic circuits are combinational logic circuits and sequential logic circuits. Combinational circuits digital circuits gate ece previous.
Download ee6301 digital logic circuits lecture notes, books, syllabus parta 2 marks with answers ee6301 digital logic circuits important partb 16 marks questions, pdf books, question bank with answers key. Output is a function of clock, present inputs and the previous states of the system. Gate 2019 cse syllabus contains engineering mathematics, digital logic, computer organization and architecture, programming and data structures, algorithms, theory of computation, compiler design, operating system, databases, computer networks, general aptitude. Anna university, chennai third semester department of electrical and electronics engineering ee6301 digital logic circuits regulation. In such cases the output level is not defined, it can be either high or low. Digital logic circuits ee8351, ee6301 anna university lecture. A digital logic circuit is defined as the one in which voltages are assumed to be having a finite number of distinct value. Ee6301 digital logic circuits important part a 2 mark part b 16. Ec8392 digital electronics syllabus notes question banks. The first step in understanding the digital circuits that control the function of electronic devices is the mastery of boolean logic.
Output is a function of the present inputs time independent logic. What is the disadvantage of it and how it can be eliminated. These are the basic circuits used in most of the digital electronic devices like. Digital circuits this video includes the questions asked in gate 2018 ece from topic engineering mathematics. The digital logic family which has minimum power dissipation is cmos. George boole, an english mathematician, established modern symbolic logic in 1854 with the publication of his paper, laws of thought. Gate2018 ece digital circuits questions with solution. Homework answers will be posted shortly after the due date. Download link is provided and students can download the anna university ee8351 digital logic circuits dlc syllabus question bank lecture notes part a 2 marks with answers part b marks and part c 15 marks question bank with answer, all the materials are listed below for the students to make use of it and score good maximum marks with our study materials. Pdf ee8351 digital logic circuits lecture notes, books, important. Digital electronics 16 marks important questions download pdf. Digital logic circuits dlc 2marks and 16marks question bank.
Digital logic circuits important question and answers for. Encoders and decoders made easy circuits educationaboutstuff. Some students with background in computers may ask if boolean is the same as binary. In some logic circuits certain input conditions never occur, therefore the corresponding output never appears. Ee6301 notes syllabus all 5 units notes are uploaded here. Consult a manufacturers datasheet for any ttl logic gate and report the typical propagation delay times published there. Learning to analyze digital circuits requires much study and practice. Ee6301 digital logic circuits two mark questions with answers uniti numbering systems and digital logic families 1 what are basic properties of boolean algebra. Anna university ee6301 digital logic circuits syllabus notes 2 marks with answer is provided below.
Binary is simply a numeration system for expressing real numbers, while boolean is a completely different number system like integer numbers are too irrational numbers, for example. Digital logic circuits important question and answers for 5 units. This lab manual provides an introduction to digital logic, starting with simple gates and building up to state machines. Submit your answers and see how many you get right. Download link for ece 3rd sem ec6302 digital electronics short answers, question bank. Regulation 2017 ee8351 digital logic circuits part b 16 marks questions with answers.
Any answers for these 10 mcqs outside of the table will not be graded. The output y of a 2bit comparator is logic 1 whenever the 2bit input a is greater than the 2bit input b. In highspeed digital circuits, a very important logic gate parameter is propagation delay. Learning why you buy integrated circuits four bit johnson counter the circuit shown is a 4bit counter, comprised of dtype flip flops connected in series, with data connected to q over and over, until you get to the last one, where notq is connected back to the first data. Combinational circuitss previous year questions with solutions of digital circuits from gate ece subject wise and chapter wise with solutions. Use algebraic transformations to prove or disprove that the two circuits given above implement the same function do not use a truth table or karnaugh map.
Just follow the hints to find the right answer and learn about the number systems used in digital electronics as you go. Digital electronics ec8392, ec6302 anna university. Written exam with solutions for ie12045 digital design. Be semesteriiiit question bank fundamentals of digital. Typically, students practice by working through lots of sample problems and checking their answers against those provided by the textbook or the instructor.
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