The fast carry or look-ahead carry circuits found in most 4-bit parall – McqOptions

MCQOPTIONS

1.	The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits:
A.	increase ripple delay
B.	add a 1 to complemented inputs
C.	reduce propagation delay
D.	determine sign and magnitude
Answer» D. determine sign and magnitude

Discussion

No Comment Found

Related MCQs

The 1's complement of 101010 is _________.
The 2's complement of 110110 is _________.
Adding the two's complement of –11 + (–2) will yield which two's complement answer?
When multiplying in binary the decimal values 13 × 11, what is the third partial product?
Two 4-bit adders could be cascaded to form a(n) ___________.
Using the two's complement number system we can add numbers with like signs and obtain the correct result.
If you borrow from a position that contains a 0, you must borrow from the more significant bit that contains a 1. All 0s up to that point become 1s, and the digit last borrowed from becomes a 0.
Two half adders can be combined to form a full adder with no additional gates.
An input to the mode pin of an arithmetic-logic unit (ALU) determines if the function will be _________.
The bits of a number that tell how large the number is are called ____________________.