MCQ Collection
Japan MCQs
Practice Japan questions with answers and explanations.
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Correct Answer: C. 参加が特定の年代に偏った
Explanation:
「一方で」に続く内容が未解決の課題である。
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Correct Answer: A. 参加しにくい層の理由を調べる
Explanation:
最終文に次の調査・改善が明示されている。
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Correct Answer: C. 10110
Explanation:
Convert by repeated division by two or place values.
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Correct Answer: C. O(n)
Explanation:
One pass through n items is linear.
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Correct Answer: A. Use a unique password and multi-factor authentication
Explanation:
Unique credentials and MFA reduce account-takeover risk.
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Correct Answer: B. Confidentiality of data
Explanation:
Encryption makes content unreadable without the key.
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Correct Answer: C. 夜間の開館時間を延長した
Explanation:
第一文に実施した改善策が示されている。
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Correct Answer: C. To uniquely identify each record
Explanation:
A primary key provides unique record identity.
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Correct Answer: A. O(n)
Explanation:
One pass through n items is linear.
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Correct Answer: D. Use a unique password and multi-factor authentication
Explanation:
Unique credentials and MFA reduce account-takeover risk.
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Correct Answer: A. Confidentiality of data
Explanation:
Encryption makes content unreadable without the key.
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Correct Answer: D. Selection bias
Explanation:
Volunteers may differ systematically from the target population.