Exam Details
| Subject | Digital Electronics | |
| Paper | ||
| Exam / Course | BTCVI / BTECVI / BTELVI | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | June, 2015 | |
| City, State | new delhi, |
Question Paper
1. Minimize the following logic function using K-maps. and realize using NAND and NOR gates -10 E m 11, 15) d 13).
Simplify the following expression using Boolean algebra technique:
Z AB A B(B C).
Distinguish between minterms and maxterms.
What are Universal gates?
Draw the logic diagram of a full subtractor using half subtractors and explain its working with the help of a truth table.
What is meant by priority encoder?
Design a 32 1 multiplexer using two 16: 1 multiplexers and a 1 multiplexer.
Implement the following function using a 3-line to 8-line decoder:
S E
C E
With the help of a suitable diagram, explain how you convert a JK flip-flop to a T type flip-flop.
What is a flip-flop? What is the difference between a latch and a flip-flop List out the application of flip-flop.
6. What are synchronous counters Design a Mod-5 synchronous counter using JK flip-flops.
7. Draw TTL circuit for Totem-pole output and explain its working. Why is it not used for WIRED AND connection
What are the advantages of CMOS logic Explain CMOS Inverter with the help of a neat diagram.
Discuss briefly the concept of PLA.
Draw the logic diagram of 16-bit ROM Array and explain its principle of operation.
The capacity of 2k x 16 PROM is to be expanded to 16k x 16. Find the number of PROM chips required and the number of address lines in the expanded memory.
10. Write short notes on any two of the following:
Digital Comparator
Algorithmic State Machines
Flash Memory
Simplify the following expression using Boolean algebra technique:
Z AB A B(B C).
Distinguish between minterms and maxterms.
What are Universal gates?
Draw the logic diagram of a full subtractor using half subtractors and explain its working with the help of a truth table.
What is meant by priority encoder?
Design a 32 1 multiplexer using two 16: 1 multiplexers and a 1 multiplexer.
Implement the following function using a 3-line to 8-line decoder:
S E
C E
With the help of a suitable diagram, explain how you convert a JK flip-flop to a T type flip-flop.
What is a flip-flop? What is the difference between a latch and a flip-flop List out the application of flip-flop.
6. What are synchronous counters Design a Mod-5 synchronous counter using JK flip-flops.
7. Draw TTL circuit for Totem-pole output and explain its working. Why is it not used for WIRED AND connection
What are the advantages of CMOS logic Explain CMOS Inverter with the help of a neat diagram.
Discuss briefly the concept of PLA.
Draw the logic diagram of 16-bit ROM Array and explain its principle of operation.
The capacity of 2k x 16 PROM is to be expanded to 16k x 16. Find the number of PROM chips required and the number of address lines in the expanded memory.
10. Write short notes on any two of the following:
Digital Comparator
Algorithmic State Machines
Flash Memory
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
- School of Health Science (SOHS)
- School of Humanities (SOH)
- School of Interdisciplinary and Trans-Disciplinary Studies (SOITDS)
- School of Journalism and New Media Studies (SOJNMS)
- School of Law (SOL)
- School of Management Studies (SOMS)
- School of Performing Arts and Visual Arts (SOPVA)
- School of Performing Arts and Visual Arts(SOPVA)
- School of Sciences (SOS)
- School of Social Sciences (SOSS)
- School of Social Work (SOSW)
- School of Tourism & Hospitality Service Sectoral SOMS (SOTHSM)
- School of Tourism &Hospitality Service Sectoral SOMS (SOTHSSM)
- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
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Subjects
- Advance Microprocessor And Architecture
- Analog and Mixed Mode VLSI Design
- Analog Communication
- Analog Electronic Circuits
- Analog Integrated Circuits Design
- Antennas and Propagation
- B10-Informatics
- Basics Of Electronics Engineering
- Computer Architecture
- Computer Communication Networks
- Control Engineering
- Data Communication And Network
- Device Modelling For Circuit Simulation
- Digital Electronics
- Digital Signal Processing
- Digital System Design
- Electromagnetic Field Theory
- Electronic Measurement and Inst
- Electronic Switching Circuits
- Embedded System Design
- Information Theory And Coding
- Linear Integrated Circuits
- Microcontrollers
- Microprocessor And Its Applications
- Microwave And Radar Engineering
- Multirate Systems
- Optical Fiber Communication
- Power Electronics
- Satellite And Tv Engineering
- Signal And Systems
- Wireless Communication