Digital Circuits - Electronics & Communication Engineering Previous Year Questions
Practice Digital Circuits - Electronics & Communication Engineering previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
29Papers
19Years
168Questions
1Topics
Digital Circuits question pattern
Every graph below is calculated only from this selection.
Questions by year
Compare question counts across years.
Difficulty distribution
How the classified questions are distributed by difficulty.
168questions
Medium110
65.5%
Easy54
32.1%
Hard4
2.4%
Question type distribution
MCQ, numerical, multiple-select and other formats found in these papers.
168questions
MCQ131
78%
Numerical Answer Type (NAT)23
13.7%
MSQ10
6%
Fill in the blanks4
2.4%
Subject weightage
Top subjects by unique question coverage.
Electronics & Communication Engineering
168 Qs
Most asked topics
Top topics across the included previous year papers.
Digital Circuits
168 Qs
Subtopic coverage
Top subtopics inside this exact selection.
Combinational Logic and Boolean Minimization
85 Qs
Sequential Circuits
40 Qs
Computer Organization
20 Qs
Semiconductor Memories
9 Qs
Number Representations
7 Qs
Data Converters
7 Qs
Paper coverage
Question coverage for the most populated papers. Every active PYP paper remains listed below.
Electronics and Communication Engineering (EC) 2026
8 Qs
Electronics & Communication Engineering (EC) 2025
5 Qs
Electronics & Communication Engineering (EC) 2024
8 Qs
Electronics & Communication Engineering (EC) 2023
5 Qs
Electronics & Communication Engineering (EC) 2022
5 Qs
Electronics & Communication Engineering (EC) 2021
7 Qs
Electronics & Communication Engineering (EC) 2020
5 Qs
Electronics & Communication Engineering (EC) 2019
7 Qs
Electronics & Communication Engineering (EC) 2018
8 Qs
Electronics & Communication Engineering (EC) 2017 [Session 1]
7 Qs
Electronics & Communication Engineering (EC) 2017
6 Qs
Electronics & Communication Engineering (EC) 2017 [Session 2]
6 Qs
Electronics & Communication Engineering (EC) 2016 [Session 2]
6 Qs
Electronics & Communication Engineering (EC) 2016 [Session 3]
6 Qs
Electronics & Communication Engineering (EC) 2016 [Session 1]
4 Qs
Electronics & Communication Engineering (EC) 2014 [Session 1]
5 Qs
Electronics & Communication Engineering (EC) 2014 [Session 4]
5 Qs
Electronics & Communication Engineering (EC) 2014 [Session 2]
4 Qs
Electronics & Communication Engineering (EC) 2014 [Session 3]
4 Qs
Electronics & Communication Engineering (EC) 2013 [Session 2]
4 Qs
Electronics & Communication Engineering (EC) 2013 [Session 3]
4 Qs
Electronics & Communication Engineering (EC) 2013 [Session 4]
4 Qs
Electronics & Communication Engineering (EC) 2013 [Session 1]
3 Qs
Electronics & Communication Engineering (EC) 2012
5 Qs
Electronics & Communication Engineering (EC) 2011
6 Qs
Electronics & Communication Engineering (EC) 2010
5 Qs
Electronics & Communication Engineering (EC) 2009
8 Qs
Electronics & Communication Engineering (EC) 2008
8 Qs
Electronics & Communication Engineering (EC) 2007
10 Qs
Browse by subtopics
Open a focused page built from the same verified paper data.
A varied preview from the papers represented in this selection, with every available option.
1
2007 · Electronics & Communication Engineering · Digital Circuits · Number Representations
Electronics & Communication Engineering (EC) 2007
X = 01110 and Y = 11001 are two 5-bit binary numbers represented in two’s complement format. The sum of X and Y represented in two’s complement format using 6 bits is
2008 · Electronics & Communication Engineering · Digital Circuits · Computer Organization
Electronics & Communication Engineering (EC) 2008
An 8085 executes the following instructions 2710 LXI H, 30A0H 2713 DAD H 2714 PCHL All addresses and constants are in Hex. Let PC be the contents of the program counter and HL be the contents of the HL register pair just after executing PCHL. Which of the following statements is correct
