Final exam -- Closed book section

9 May, 1995

The entire exam is to be turned in at 7:00 PM. Work the closed book section first and turn it in before you consult your books and notes to work on the open book section. The use of calculators is forbidden during the closed book section of the exam.

Problem 1 (10 points)

Briefly explain the differences between the following pairs of terms.

Problem 2. (8 points)

What contributions did the following people make to computer architecture?

Problem 3 (5 points)

What do the following five acronyms abbreviate?

Problem 4 (5 points)

Choose five of the following eight acronyms and state what they abbreviate. If you give answers for more than five, only the first five answers will be graded.

Problem 5 (10 points)

What are reasonable estimates of the time required to perform the following operations in a modern microprocessor? Try to get within a factor of two of the right answer.

Problem 6 (3 points)

Would you expect a RISC computer to have a single instruction that added the contents of a memory location to a register and stored that result into another register? Give a one or two sentence justification for your answer.

Problem 7 (2 points)

How many bits are needed to address all the bytes of a machine that has 33554432 bytes? By the way, 33554432 is a power of two.

Problem 8 (2 points)

Which operation of the Pentium was infested by a rather well-known bug?

Problem 9 (2 points)

Most top-of-the-line personal computers sold today have two levels of caches. Where are these caches located?

Problem 10 (3 points)

Distinguish amount the following three types of cache organization.

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