Digital Electronics
Digital computers are more widely used as compared to analog computers, because they are

Less expensive
Useful over wider ranges of problem types
Easier to maintain
Always more accurate and faster

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Digital Electronics
Statement(A): 2’s complement arithmetic is preferred in digital computers. Statement(R):The Hardware required to obtain the 2’s complement of a number is simple.

 Both A & R are true and R is the correct explanation of A
 A is false but R is true
 Both A & R are true but R is not the correct explanation of A
 A is true but R is false

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