Binary subtraction of a decimal 15 from 43 will utilize which two's complement?

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Question
Binary subtraction of a decimal 15 from 43 will utilize which two's complement?
Options
A. 101011
B. 110000
C. 011100
D. 110001

Correct Answer

110001

Digital Arithmetic Operations and Circuits problems

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1. What is the first thing you will need if you are going to use a macrofunction?
Options
A. A complicated design project
B. An experienced design engineer
C. Good documentation
D. Experience in HDL

4. Convert the decimal numbers 275 and 965 to binary-coded decimal (BCD) and add. Select the BCD code groups that reflect the final answer.
Options
A. 1101 1110 1010
B. 1110 1010 1110
C. 0001 0010 0100 0000
D. 0010 0011 0100 0000

5. Multiply the following binary numbers.

1010 1011 1001

�0011 �0111 �1010
Options
A. 0001 1110 0100 1101 0101 1011
B. 0001 1110 0100 1100 0101 1010
C. 0001 1110 0100 1101 0101 1010
D. 0001 1101 0100 1101 0101 1010

6. The selector inputs to an arithmetic/logic unit (ALU) determine the:
Options
A. selection of the IC
B. arithmetic or logic function
C. data word selection
D. clock frequency to be used

8. Using 4-bit adders to create a 1See Section 6-bit adder:
Options
A. requires 16 adders.
B. requires 4 adders.
C. requires the carry-out of the less significant adder to be connected to the carry-in of the next significant adder.
D. requires 4 adders and the connection of the carry out of the less significant adder to the carry-in of the next significant adder.

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