Digital Electronics - Number Systems and Codes - Discussion

Discussion Forum : Number Systems and Codes - Filling the Blanks (Q.No. 25)
25.
The decimal number –128 is represented in the signed 2's complement system as ________.
1111 1110
0111 1111
1000 0000
1111 1111
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Efren said:   3 years ago
2's complement : 1000 0000.

Raghu said:   1 decade ago
Question is decimal number of 128 in 2's complement.

(e.x) 2|128
2|64-0
2|32-0
2|16-0
2|8-0
2|4-0
2|2-0
2|1-0

Binary value is : 1000 0000
1's complement : 0111 1111
2's complement : 1000 0000

Post your comments here:

Your comments will be displayed after verification.