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Digital Electronics

Digital Electronics
If 4 input MUXes drive a 4 input multiplexer, it results a

 6 input MUX
 4 input MUX
 16 input MUX
 8 input MUX

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Digital Electronics
The 7-bit Hamming code is used to transmit

 4 data bits
 7 data bits
 3 data bits
 no data bits

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Digital Electronics
A bubbled OR gate is equivalent to a

 X-OR gate
 NAND gate
 NOR gate
 AND gate

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Digital Electronics
A number system with radix 2 is known as

 Decimal
 Binary
 Octal
 Hexadecimal

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

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

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Digital Electronics
When will be the output of a NOT gate is LOW ?

 the input is HIGH and LOW.
 the input is HIGH.
None of these
 the input is LOW.

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