Electronics - Arithmetic Operations and Circuits

Exercise :: Arithmetic Operations and Circuits - General Questions
6.
How many basic binary subtraction operations are possible?

Answer: Option D

Explanation:

7.
How many basic binary subtraction combinations are possible?

Answer: Option A

Explanation:

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:

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:

10.
Adding in binary, the decimal values 26 + 27 will produce a sum of:

Answer: Option C

Explanation: