Review1 - Q5 What is the difference between Elapsed Time...

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Q1 ± True or False IPS is a kind of ABI (App Binary Interface) MIPS is a kind of ABI (App Binary Interface). False Chapter 1 — Computer Abstractions and Technology — 2
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Q2 ± What is the difference between ISA and ABI? ± ISA – An abstract interface between the hardware and the lowest-level software, including instructions, gisters memory access I/O registers, memory access, I/O, … BI he user portion of the instruction set plus the ± ABI – The user portion of the instruction set plus the operating system interfaces used by application rogrammers. programmers. Chapter 1 — Computer Abstractions and Technology — 3
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Q3 ± True or False ne ISA can have multiple implementations One ISA can have multiple implementations. True Chapter 1 — Computer Abstractions and Technology — 4
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Q4 ± True or false xecution time is the best performance Execution time is the best performance measure True Chapter 1 — Computer Abstractions and Technology — 5
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Unformatted text preview: Q5 What is the difference between Elapsed Time and CPU Time ? Elapsed Time: Total response time , including all aspects, such as processing, I/O, OS overhead, idle time CPU Time: Time spent processing a given job , not including time spent waiting for I/O or running other programs. CPU Time = user CPU Time + System CPU Time Chapter 1 Computer Abstractions and Technology 6 More details User CPU Time CPU time spent in a program itself. System CPU Time CPU time spent in the OS performing tasks on behalf of the program. epresenting the time spent executing ser Representing the time spent executing user code and system kernel code respectively. Chapter 1 Computer Abstractions and Technology 7 More details System performance elapsed time on an unloaded system CPU performance user CPU time Chapter 1 Computer Abstractions and Technology 8...
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Review1 - Q5 What is the difference between Elapsed Time...

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