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Digital Electronics

Digital Electronics
An 8 × 4 ROM contains a decoder of size

 3 × 4
 8 × 4
 8 × 8
 3 × 8

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

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Digital Electronics
10’s complement of 63325600 is

 36774400
 633256600
 36674400
 366744399

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Digital Electronics
1 Gigabyte is equal to

 1024 Mbytes
 1024 bits
 1024 kbytes
 1024 bytes

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Digital Electronics
Which mechanism allocates the binary value to the states in order to reduce the cost of the combinational circuits?

State Assignment
State Evaluation
State Minimization
State Reduction

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Digital Electronics
Which one of the following even parity codes are in errors. (I)100110010 (II)011101010 (III)10111111010001010

 Only (III)
 Both (I)&(III)
 Both (II)&(III)
 Only (II)

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