1- A(n) ______________ is an electronic device that produces a result based on two or

more input values.

A). gate

B). arithmetic logic unit

C). transistor

D). central processing unit

2- In the EBCDIC collating sequence, lower case alphabetic characters a thru z are

considered to _____________ in value than upper case alphabetic characters A

thru Z.

A). be lower

B). be higher

C). be equal

D). have more precision

3- An overflow condition in signed numbers has occurred when ___________________.

A). the carry into the sign bit is different from the carry out of the sign bit

B). the carry into the sign bit equals the carry out of the sign bit

C). the carry into the sign bit is a multiple of 10 of the bit value on the carry out of the

sign bit

D). the carry into the sign bit is a negative value

4-To obtain the 2s complement of a binary number, it is necessary to flip (reverse) the

bits and ___________________________.

A). subtract 1

B). divide by 1

C). complement by 1

D). add 1