Electronics and Communication Engineering - Digital Electronics - Discussion
Discussion Forum : Digital Electronics - Section 1 (Q.No. 7)
7.
In 2's complement representation the number 11100101 represents the decimal number
Answer: Option
Explanation:
A = 11100101. Therefore A = 00011010 and A' = A + 1 = 00011011 = 16 + 8 + 2 + 1 = 27. Therefore A = -27.
Discussion:
54 comments Page 5 of 6.
Naina said:
1 decade ago
I don't understand this step 16+8+2+1.
E&tc group D.Y. Patil ambi pune said:
1 decade ago
-(2^4=16, 2^3=8, 2^1=2, 2^0=1) = -27.
Pradeep said:
8 years ago
I agree with the given answer -27.
Ashok said:
1 decade ago
I don't understand 16+8+2+1.
Suman said:
1 decade ago
How we can we get 16+8+2+1?
Satish said:
8 years ago
The Correct option is +27.
Veer said:
7 years ago
How it comes in negative.
Uday kumar said:
8 years ago
Why negative sign comes?
Akhilesh prajapati said:
4 years ago
The Answers Should be C.
(4)
Mannu Jha said:
7 years ago
The MSB holds the sign.
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