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Digital Electronics

Digital Electronics
In SSI, the number of gate circuits per chip is

 < 25
 < 20
 < 12
 < 6

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 both have same
 2
 1
 none

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

G52F
F53F
F53O
F52E

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Digital Electronics
ASCII and EBCDIC codes are

 alphanumeric codes
 numeric codes
 BCD codes
 error correcting codes

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Digital Electronics
2's Complement of 10101011 is

 01010101
 10101011
 10101100
 00111100

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Digital Electronics
A multiplexer is a combinational logic circuit used to perform the operation

 NOR-OR
 XOR-NAND
 AND-OR
 AND-AND

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