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Digital Electronics

Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 1
 2
 4
 8

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Digital Electronics
ASCII code is a

 10-bit code
 7-bit code
 8-bit code
 5-bit code

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Digital Electronics
Switching circuits are

 none of these
 hybrid circuits
 digital circuits
 analog circuits

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Digital Electronics
(44)8 in BCD 8421 code is

 00110110
 01100011
 01000100
 00100100

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 1. The gate is either

 a NAND or an AND
 a NAND or an X-OR
 a NOR or an X-NOR
 a NAND or an X-NOR

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Digital Electronics
In an SR latch built from NOR gates, which condition is not allowed

 S=0, R=0
 S=1, R=1
 S=1, R=0
 S=0, R=1

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