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Digital Electronics

Digital Electronics
The field, which is never present in an assembly language statement, is

 Continue
 Operand
 Opcode
 Comment

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Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 3
 2
 1
 4

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Digital Electronics
The inverter is ___________

None of these
NOT gate
AND gate
OR gate

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Digital Electronics
A combinational circuit can be designed using only

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

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 1’s complement is used to represent the numbers, then the range will be

 -127 to 127
 -256 to 255
 -128 to 127
 -256 to 256

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Digital Electronics
NAND. gates are preferred over others because these

consume least electronic power
provide maximum density in a chip.
have lower fabrication area
can be used to make any gate

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