1000 in 8421 binary coding system is equal to 1011 in ......... binary coding.

2022

1000 in 8421 binary coding system is equal to 1011 in ......... binary coding.

Answer: B. Excess-3 — First, decode the given 8421 code: Now check which coding system represents decimal 8 as 1011. 1000 in 8421 = 1×8 + 0×4 + 0×2 + 0×1 = 8 For Excess -3 code:…

A.
5211
B.
Excess-3
C.
2421
D.
4221

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Correct answer: B

First, decode the given 8421 code:
Now check which coding system represents decimal 8 as 1011.
1000 in 8421
= 1×8 + 0×4 + 0×2 + 0×1
= 8
For Excess -3 code:
Using the valid Excess - 3 code table:

Decimal	Excess - 3 Code
8	1011

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