單項(xiàng)選擇題存儲器容量1KB有()個單元

A.1000H
B.100H
C.400H
D.200H


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1.單項(xiàng)選擇題負(fù)數(shù)補(bǔ)碼有下列關(guān)系式()

A.(X)補(bǔ)=(X)反
B.(X)補(bǔ)=(X)反+1
C.(X)補(bǔ)=(X)反-1
D.(X)補(bǔ)=(X)原

2.單項(xiàng)選擇題已知X=34,Y=68,則X-Y在計算機(jī)中運(yùn)算結(jié)果表示為()

A.10100010
B.10110100
C.00100010
D.11011110

3.單項(xiàng)選擇題負(fù)數(shù)在計算機(jī)中一般表示為()

A.原碼
B.反碼
C.補(bǔ)碼
D.BCD碼

4.單項(xiàng)選擇題-86的反碼是()

A.10101010
B.10000010
C.10101001
D.10001001

5.單項(xiàng)選擇題-86的補(bǔ)碼是()

A.10101010
B.10000010
C.10000110
D.10101001