0 ratings0% found this document useful (0 votes) 71 views2 pages1 CH
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content,
claim it here.
Available Formats
Download as PDF or read online on Scribd
Subject - Digital Techniques (DTE - 22320)
(IMP Questions with Answers)
1 Scheme - MSBTE
Computer & Electronics Engineering Group
(CO/CM/CW/DE/EJ/ET/EN/EX/EQ/IE/IS/IC/MU)
(Weightage - 08 Marks)
1. Write the radix of binary, octal, decimal and hexadecimal number system.
Answer: ~
1) Binary - 2 ~/
2) Octal - 8 a \
3) Decimal - 10 ( \
4) Hexadecimal -16 ‘ ’
2. List the binary, octal and hexadecimal numbers for decimal no. 0 to 15
Answer: - %
DECIMAL BINARY OCTAL HEXADECIMAL
0 0000 0 0
& 0001 i 1
2 0010 2 2
3 0011 3 3
4 0100 4 4
5 0101 5 5
6 0110 6 6
7 0111 7 v
8 1000 10 8 9 1001 11 9
10 1010 12 A
11 1011 13 B
12 1100 14 Cc
13 1101 15 D
14 1110 16 E
15 1111 17 F
‘Numerical
1. Convert (1101011)2= ()1s and (1111011)2 = (Ja (2 Marks-$22)
2. Convert -
(i) (255)10 = (? Jas =(? Ja
(ii) (157)10 = (7 Jaco = (? )excess3. (4 Marks-W18)
. Convert (D8F):6 into binary and octal. (4 Marks-W19)
. Convert: (i) (AD92.BCA)16 = (?)10 = (?)a = (7)2(4 Marks-S19)
. Write the gray code to given no. (1101)z= (?) Gray. (2 Marks-S19)
. Convert the following binary number (11001101)2 into Gray Code and Excess-3
Code. (2 Marks-W19)
7. Convert (43)10 = (BCD), (34) io = (Excess-3), (110111)2 = (Gray), (11101)2 = (2’s
complement)
8. Perform the binary addition. (10110 . 110)2 + (1001 . 10)2(2 Marks-W19)
9. Subtract using 2’s compliment method (35)10 - (5)10. (2 Marks-W18)
10. Perform the subtraction using 2’S Complement methods. (52)10 - (65)10 (4 Marks-
Ww19)
11. Subtract following using Two's complement method. (15)10 - (32)10. (6 Marks-
$22)
12. Subtract the given number using 2’s compliment method:
(i) (11011) - (11100)2
(ii) (1010)2 - (101)2 (4 Marks-S19)
13, Perform the BCD Addition. (17)10 + (57)10 (2 Marks-W19)
