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 6 of 6.
Ramakrishna said:
9 years ago
2's compliment represent of any number is - (2's compliment of the original number).
Lovish said:
9 years ago
It should be positive.
Rahul said:
9 years ago
The negative number always represent in 2's complement form. So after calculating 2's complement of the above binary number, it is always negative. So the D option is correct.
Arun said:
9 years ago
There is no carry bit. If the carry bit present it will be positive or else it will be negative.
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