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Digital Electronics

Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 8 bits
 16 bits
 12 bits
 10 bits

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

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

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

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

 5050
 7070
 1010
 F0F0

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Digital Electronics
The codes in which each successive code word differs from the preceding one in only one bit position are called

 sequential codes
 cyclic codes
 BCD codes
 self-complementing codes

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Digital Electronics
Minimization of logical expressions while designing digital systems helps in reducing

 space requirements
 cost
All of these
 power requirements

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