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Digital Electronics

Digital Electronics
8421 code is

 non-weighted code
 self-complementing code
 alphanumeric code
 weighted code

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Digital Electronics
The number of 1 in 8-bit representation of 127 in 2’s complement form is m and that in 1,s complement form is n. What is the value of m:n?

 1:2
 1:1
 2:3
 2:1

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Digital Electronics
1 Kilo bits are equal to

 1012 bits
 1024 bits
 1000 bits
 1008 bits

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Digital Electronics
10’s complement of 63325600 is

 366744399
 633256600
 36674400
 36774400

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Digital Electronics
An EPROM

 is of random-access type
 is non volatile
 is programmable
All of these

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Digital Electronics
An OR gate has 6 inputs. The number of input words in its truth table are

128
64
6
32

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