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Digital Electronics

Digital Electronics
What is the 2’s complement of 10110000?

 01010000
 10110000
 10001110
 01001111

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Digital Electronics
An AND gate can be imagined as

 switches connected in series
 transistors connected in paralle
 switches connected in parallel
 transistors connected in series

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 (n + n)-bit
 (n + 1)-bit
 (n + 2)-bit
 n-bit

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

None of these
AND gate
NOT gate
OR gate

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Digital Electronics
A latch is ________ sensitive

 level
 edge
 None
 both level and edge

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NAND
 NOR
 X-OR
 AND, OR, and NOT

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