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Digital Electronics

Digital Electronics
How many flip flops are required to build a binary counter circuit to count from 0 to 1023?

 12.
  6.
 24.
  10.

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Digital Electronics
The output of a NAND gate is low

 only when all the inputs are high
 only when at least one input is low
 only when all the inputs are low
 only when at least one input is high

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Digital Electronics
A half adder is a ________ circuit.

 None
 Sequential
 Both A and B
 Combinational

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Digital Electronics
1 kb represents

 1000 bytes
 100 bytes
 10,000 bytes
 1024 bytes

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

 XOR-NAND
 AND-AND
 NOR-OR
 AND-OR

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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
 1000 0101 1001 0010
 1100 1001 1111 1000
 1100 1011 1111 1001

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