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Digital Electronics

Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 7070
 1010
 5050
 F0F0

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Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -89 as 10100111
 -32 as 11100000
 -48 as 11101000
 -37 as 11011011

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

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

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Digital Electronics
Which circuit is used in between two systems having two different codes

 Both A and B
 Sequential
 Conversion
 Combinational

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Digital Electronics
An 8-square eliminates

 2 variables
 3 variables
 4 variables
 8 variables

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Digital Electronics
Complement of XNOR and NOR is ________ and ________ respectively.

 XOR, NOR
 XOR, OR
 OR, NOR
 NOR, XNOR

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