add cs350 winter 2019 midterm #89
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777lefty
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777lefty
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format and missing issue, besides, the structure of this exam and the problem-metadata mapping is not clear
| "llm_judge_instructions": "Award 2 points for stating that (ii) is faster and giving a correct reason (e.g., fewer syscalls or less I/O overhead). Award 0 points otherwise." | ||
| } | ||
| ``` | ||
| --- |
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Correct me if I am wrong: isn't --- supposed to be used for separating problems (that started with ## Question x)?
@tareknaser
| } | ||
| ``` | ||
| --- | ||
| b. (2 marks) Concurrency |
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If we are regarding each subproblem as an individual question with metadata here, perhaps we should use ## Question x to indicate
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| ```json | ||
| { | ||
| "problem_id": "4", |
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from here on the problem_id in metadata can't match Question x
| "answer": "Actions not prevented by either condition include voluntary thread exit (threadexit), explicit yield (threadyield), and thread blocking/sleep.", | ||
| "llm_judge_instructions": "Award 2 points for listing the three items (thread exit, thread yield, thread block/sleep) or equivalent. Award 1 point for listing two correct items. Award 0 points otherwise." | ||
| } | ||
| ``` |
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Chaotic metadata-subproblem mapping here
| --- | ||
| ## Question 4 [10 marks] | ||
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| The following pseudocode makes use of a semaphore. Replace the semaphore-based implementation with a condition-variable-based implementation that performs the same task. You may only add up to three additional variables. Your cv may not be used with a loop. |
| Lock = CLOSED; | ||
| CriticalSection(); | ||
| Lock = OPEN; | ||
| } |
| while (Last == 2){;} | ||
| CriticalSection(); | ||
| Last = 2; | ||
| } |
| ``` | ||
| --- | ||
| b. (2 marks) | ||
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problem description and instruction missed here
| CriticalSection(); | ||
| T2 = !WANT_IN; | ||
| } | ||
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| Last = 2; | ||
| T2 = !WANT_IN; | ||
| } | ||
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Description
Add the CS 350 Winter 2019 Midterm exam dataset and associated solution to the repository.
Changes
Testing
Prepared the dataset and validated processing by running: python3 courseexam/prepare.py without errors.
Checklist