ACtE08 · Chapter 8Mock Test 01🏛️ Past Licensure QuestionID: 23d19e69
Which of the following statement(s) regarding Critical Path Method (CPM) project scheduling is/are incorrect?
(i) Earliest start of an activity is the early event time of the node it leaves.
(ii) Latest finish of an activity is the late event time of the node it enters.
(iii) Latest start of an activity is its latest finish minus its duration.
Which of the following statement(s) regarding Critical Path Method (CPM) project scheduling is/are incorrect?
(i) Earliest start of an activity is the early event time of the node it leaves.
(ii) Latest finish of an activity is the late event time of the node it enters.
(iii) Latest start of an activity is its latest finish minus its duration.
Multiple Choice Options
- A
Only (i)
- B
(i) and (ii)
- C
(ii) and (iii)
- D✓ Correct Option
None (All statements are correct)
Detailed Technical Solution & Explanation
In CPM network analysis:
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Statement (i) is correct: (the earliest start of activity is the early event time of tail event ).
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Statement (ii) is correct: (the latest finish of activity is the late event time of head event ).
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Statement (iii) is correct: (latest start equals latest finish minus activity duration).
Because all three statements are completely correct, none of them are incorrect.
Option Analysis:
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Option A: Statement (i) is a valid CPM definition.
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Option B: Statements (i) and (ii) are both valid.
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Option C: Statements (ii) and (iii) are both valid.
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Option D (None): Correct. None of the statements are incorrect; all three are true CPM formulas.
Reference: Mock Test 01NEC Licensure Syllabus