5-68.
5-69.
5-70.
5-71.
What method does the ALU use to perform
arithmetic and logical instructions?
1. Logical quotients of the logic gates
2. Logical products of the logic gates
3. Logical sums of the logic gates
4. Logical differences of the logic gates
The ALU portion of a computer can be
designed to perform a wide variety of
arithmetic operations. Which of the
following are the only arithmetic
capabilities that computers can have to
perform all arithmetic operations?
1. Addition and multiplication
2. Addition and subtraction
3. Subtraction and multiplication
4. Subtraction and division
A computer has no dedicated square root
instruction. Which of the following
instructions could be used to perform the
square root function?
1. Addition and subtraction only
2. Addition and comparison only
3. Subtraction and comparison only
4. Addition, subtraction, and comparison
Logical ALU functions include all of the
following except which one?
1. AND and OR
2. NOT
3. Compare
4. BAM
41
5-72.
A numeric data coprocessor operates in (a)
what manner with the CPU and
independent of the CPU using (b) which of
the following buses?
1. (a) Parallel
(b) Different buses from the CPU
2. (a) Parallel
(b) The same buses as the CPU
3. (a) Serial
(b) Different buses from the CPU
4. (a) Serial
(b) The same buses as the CPU
