Exam (elaborations)
Computer Architecture (Final Exam Review) Solution
- Course
- Computer Architecture
- Institution
- University Of California - Berkeley
Computer Architecture (Final Exam Review) Solution
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Computer Architecture (Final ExamReview) Solution
ALU Answer: Arithmetic logic unit. Performs arithmetic operations and logic operations.
Amdahl's Law Answer: The law of diminishing returns for speedup in processors.
CISC Answer: Complex Instruction Set Computer. Design where instructions can execute low-level
operations
Example: Intel
CPI Answer: Cycles per Instruction. Average number of clock cycles per instruction, and measures
performance
CPU Answer: Central Processing Unit. Brain of the computer. Adds and tests numbers. Includes ALU,
memory, and registers.
DMA Answer: Direct Memory Access. Allows hardware to access RAM independent of the CPU
FP Answer: Floating Point. Arithmetic approximation of real numbers
GFLOPS Answer: Billion Floating Point Operations Per Second. Measurement of computer
performance in 10^9
GPU Answer: Graphics Processor Unit. Renders images to display on a device. Ex: GeForece graphics
card
, INT Answer: Integer. A whole number that can be positive, negative, or 0.
LRU Answer: Least Recently Used. Algorithm for selecting less recently used pages.
LSB Answer: Least Significant Bit. Bit in a binary number with the lowest numerical value
Microcode Answer: A low-level instruction set
MFLOPS Answer: Million Floating Point Operations Per Second. Measurement of computer
performance in 10^6
MIPS Answer: Million Instruction Per Second. An instruction set architecture (ISA) that is a RISC
MMU Answer: Memory Management Unit. Translates virtual addresses to physical addresses
Moore's Law Answer: Processing power for computers will double every two years
MSB Answer: Most Significant Bit. Bit in a binary number with the highest numerical value
Pipeline Answer: Overlapping multiple instructions/stages during execution, like an assembly line
does
PC Answer: Program Counter. Keeps track of the next instruction to be executed.
PLA Answer: Programmable Logic Array. Device used to implement logic circuits
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