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Digital Electronics

Digital Electronics
Which of the following is a self-complementing code?

 cyclic code
 XS-3 code
 Hamming code
 Gray code

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1100 0111 1111 0011
 1100 1011 1111 1001
 1100 1001 1111 1000
 1000 0101 1001 0010

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Digital Electronics
Which GATE IS CALLED INEQUALITY COMPARATOR?

 1. NOR
 2. AND
 3. XOR
 4. NOT

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Digital Electronics
Each term in the standard POS form is called a

 minterm
 maxterm
 literal
 don’t care

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Digital Electronics
The decimal equivalent of the highest possible address for an 8-bit address bus is

 255
 128
 8
 256

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 +2n-1,-(2n-1-1)
 +(2n-1-1),-(2n-1-1)
 None of these
 +(2n-1-1),-2n-1

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