Mizan-Tepi University (Tepi Campus)
College of Engineering and Technology
Department of Electrical and Computer Engineering
Digital Logic Design (ECEg3141)
B.Sc 3rd Year – Assignment # 1 (Odd Semester, Feb 23, 2019)
Time Allocated : 1 Week (Due: 2019.03.02)
(Ch. 1 & 2) Total Marks : 5
1) Give at least five advantages of using digital data compared to analogue data
2) Do the following conversions
i. 7910 = ?2
ii. 146 = ?3
iii. A912 = ?10
iv. 250010 = ?16
v. ABC16 = ?8
3) Find the following:
i. 9’s Complement of 2381 using 5 digits
ii. 10’s Complement of 1780 using 6 digits
iii. 1’s Complement of 100000 using 1 byte
iv. 2’s Complement of 110011 using 1 byte
4) Find the following products using Shift-Add method and Binary Number System:
i. 23 x 15
ii. 12 x 13
5) Perform the following additions using BCD notation:
i. 2 + 3
ii. 13 + 4
iii. 19 + 28
iv. 169 + 88
v. 2076 + 999
