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Digital Electronics

Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 G = A
None of these
 G = Ā
 A= G

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Digital Electronics
Combinations that are not listed for the input variables are

 Overflow
 Don't Care
 Carry
 Borrow

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Digital Electronics
Which circuit is used in between two systems having two different codes

 Both A and B
 Combinational
 Conversion
 Sequential

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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 256
 -256 to 255
 -128 to 127

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Digital Electronics
In an SR latch built from NOR gates, which condition is not allowed

 S=0, R=0
 S=1, R=0
 S=0, R=1
 S=1, R=1

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Digital Electronics
A bubbled OR gate is equivalent to a

 NAND gate
 NOR gate
 AND gate
 X-OR gate

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