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Digital Electronics

Digital Electronics
A 15-bit Hamming code requires

 none of these.
 4 parity bits
 5 parity bits
 15 parity bits

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Digital Electronics
How many numbers are used in the decimal number system?

 0 to 9
 0 to 10
 1 to 10
None of these

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Digital Electronics
The maximum positive and negative numbers which can be represented in two’s complement form using n bits are respectively,

 +2n-1,-2n-1
 +(2n-1-1),-(2n-1-1)
 +2n-1,-(2n-1+1)
 +(2n-1-1),-2n-1

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Digital Electronics
A byte is equal to ________ bits.

 4
 8
 16
 32

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Digital Electronics
Stack is also known as

 FIFO memory
 LILO memory
 Flash memory
 LIFO memory

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Digital Electronics
In which of the following codes do the successive characters differ in only 1-bit position?

 binary code
 2421 code
 8421 code
 cyclic code

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