Since the passage is about verification, use that theme to guess answers. If a question asks, "Should researchers trust software output blindly?" the passage unequivocally says .
filter / sieve Answer 2: random / chaotic Since the passage is about verification, use that
The imitation of the operation of a real-world process or system over time. Since the passage is about verification
Here is a list of recommended software tools that can help candidates prepare for the IELTS Reading section: Since the passage is about verification, use that
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