Chapter 4: Arithmetic Computers

Question 1

Binary Addition

Answer 1

1+0 = 01
0+1+1 = 10
1+1+1 = 11
1+0+0 = 01

Question 2

Arithmetic Logic Unit (ALU)

Answer 2

Hardware that performs addition, subtraction, and usually logical operations such as AND and OR.

Question 3

Exception

Answer 3

Also called interrupt on many computers. An unscheduled event that disrupts program execution; used to detect overflow.