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Digital Electronics

Digital Electronics
A bubbled OR gate is equivalent to a

 NOR gate
 AND gate
 NAND gate
 X-OR gate

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Digital Electronics
A device which converts decimal number into BCD form is called

 code converter
 encoder
 decoder
 multiplexer

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Digital Electronics
In decimal number system what is MSD

 First digit from right to left
 Middle digit
 Mean of all digits
 First digit from left to right

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Digital Electronics
In Boolean algebra, OR is represented by

 ×
 -
 +
 /

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Digital Electronics
An AND gate can be imagined as

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

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Digital Electronics
The 2s complement of 17 is

 101110.
  101111.
 111110.
 110001.

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