Electronics - Arithmetic Operations and Circuits

Exercise :: Arithmetic Operations and Circuits - General Questions

6. 

How many basic binary subtraction operations are possible?

A. 4
B. 3
C. 2
D. 1

Answer: Option D

Explanation:

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7. 

How many basic binary subtraction combinations are possible?

A. 4
B. 3
C. 2
D. 1

Answer: Option A

Explanation:

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8. 

Use the two's complement system to add the signed numbers 11110010 and 11110011. Determine, in decimal, the sign and value of each number and their sum.

A. –14 and –13; –27
B. –113 and –114; 227
C. –27 and –13; 40
D. –11 and –16; –27

Answer: Option A

Explanation:

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9. 

The selector inputs to an arithmetic-logic unit (ALU) determine the:

A. selection of the IC
B. arithmetic or logic function
C. data word selection
D. clock frequency to be used

Answer: Option B

Explanation:

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10. 

Adding in binary, the decimal values 26 + 27 will produce a sum of:

A. 111010
B. 110110
C. 110101
D. 101011

Answer: Option C

Explanation:

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