Question 14200 – Aptitude
December 3, 2023Question 5243 – Artificial-Intelligence
December 3, 2023Question 5246 – Artificial-Intelligence
A knowledge base contains just one sentence, ∃x AsHighAs (x, Everest). Consider the following two sentences obtained after applying existential instantiation.
(a) AsHighAs (Everest, Everest)
(b) AsHighAs (Kilimanjaro, Everest)
Which of the following is correct with respect to the above sentences ?
Correct Answer: D
Question 89 Explanation:
● The ∃x AsHighAs (x, Everest) means there is one element which as highest as Everest.
● In the statement (a) AsHighAs (Everest, Everest) ,both are Everest then we can’t compare.
● The statement (b) AsHighAs (Kilimanjaro, Everest) means there kilimanjaro which is as highest as Everest So this valid statement.Because we are comparing Kilimanjaro with Everest.
● In the statement (a) AsHighAs (Everest, Everest) ,both are Everest then we can’t compare.
● The statement (b) AsHighAs (Kilimanjaro, Everest) means there kilimanjaro which is as highest as Everest So this valid statement.Because we are comparing Kilimanjaro with Everest.
Both sentence (a) and sentence (b) are sound conclusions.
Both sentence (a) and sentence (b) are unsound conclusions
Sentence (a) is sound but sentence (b) is unsound.
Sentence (a) is unsound but sentence (b) is sound.
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