The _____ register keeps track of the next instruction to be fetched1.To achieve greatest performance the memory must be able to keep up with the processor.

True

False

2.For each 1 on the multiplier, an add and a shift operation are required; but for each 0 only a shift is required.

True

False

3.The Boolean function F(x, y, z) = (y + x)(y + x')(y'+ z) is equivalent to:

	A.	x
	B.	yz
	C.	y'z + xz
	D.	y'z + x'yz + xy'z

4.Which one is correct about datacenters?

	A.	Datacenters only consolidate different software into one machine
	B.	Datacenters emphasize virtual machines and hardware heterogeneity in order to serve varied customers
	C.	Datacenters emphasize thread-level parallelism
	D.	Datacenters emphasize request-level parallelism

5.A source program is usually in _______ .

A.		Assembly language
B.		Machine level language
C.		High-level language
D.		Natural language

6.The Boolean function F(x, y) = x'y' + x'y + xy' is equivalent to:

	A.	x
	B.	y
	C.	(xy)'
	D.	(x + y')'

7.____ occurs when the cache is filled with data that needs no process leaving less space for useful data.

A.

Cache processing

B.

Cache pollution

C.

Cache pollunation

D.Cache polling

8.The _____ register keeps track of the next instruction to be fetched.

A.		program counter
B.		accumulator
C.		address register
D.		memory buffer register