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Computer Architecture and Interrupt Handling Quiz

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Computer Architecture and Interrupt Handling Quiz

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Questions and Answers

For the hexadecimal main memory address 111111, what are the Tag, Line, and Word values for a direct-mapped cache?

Tag: 11, Line: 11, Word: 11

For the hexadecimal main memory address 666666, what are the Tag and Word values for an associative cache?

Tag: 6666, Word: 66

For the hexadecimal main memory address BBBBBB, what are the Tag, Set, and Word values for a two-way set-associative cache?

Tag: BB, Set: BB, Word: BB

Explain the three key concepts of the von Neumann architecture.

The three key concepts are the stored-program concept, the central processing unit (CPU), and the use of a single bus for both instructions and data. Signup and view all the answers

What is the maximum directly addressable memory capacity in bytes for the hypothetical 32-bit microprocessor described?

The maximum directly addressable memory capacity is 2^32 bytes. Signup and view all the answers

How many bits are needed for the program counter and the instruction register in the hypothetical 32-bit microprocessor?

The program counter and instruction register each need 32 bits. Signup and view all the answers

Discuss the advantage and disadvantage of the logical cache over the physical cache.

The advantage of a logical cache is flexibility in caching decisions, while the disadvantage is the potential for increased complexity. In contrast, a physical cache offers faster access speeds at the expense of being less flexible. Signup and view all the answers

Calculate the improvement achieved when fetching instructions and operands with the 32-bit microprocessor compared to a 16-bit microprocessor.

The improvement is a 60% reduction in the number of cycles needed, resulting in faster processing. Signup and view all the answers

What is the impact on system speed if the microprocessor bus has a 32-bit local address bus and a 16-bit local data bus?

The system speed may be limited by the data bus width, potentially causing data transfer bottlenecks. Signup and view all the answers