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Digital Electronics

Digital Electronics
What is the gray code for the binary 101011?

 111110
 101011
 011111
 110101

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Digital Electronics
A bubbled OR gate is equivalent to a

 AND gate
 X-OR gate
 NOR gate
 NAND gate

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Digital Electronics
The inputs of a NAND gate are connected together. The resulting circuit is ___________.

None of these
OR gate
NOT gate
AND gate

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Digital Electronics
A combinational circuit can be designed using only

 NOR gates
 AND gates
 OR and X-NOR gates
 OR gates

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1100 0111 1111 0011
 1100 1011 1111 1001
 1000 0101 1001 0010
 1100 1001 1111 1000

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Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 OR
 AND
 none of these
 NOR

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