Complete Quiz Review
(Questions & Solutions)
2025
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,Multiple Choice Questions (MCQ)
1. A nurse is performing an advanced database search for a literature
review on interventions to reduce hospital-acquired infections. Which
Boolean operator will best narrow the search results?
A) OR
B) AND
C) NOT
D) XOR
ANS: B) AND
Rationale: AND narrows a search by including only sources containing all
specified terms, helping to focus on relevant results.
2. When evaluating a clinical decision support system (CDSS), what is the
most critical factor for ensuring its efficacy?
A) User interface design
B) Integration with electronic health records (EHR)
C) Frequency of software updates
D) Number of clinical guidelines included
ANS: B) Integration with electronic health records (EHR)
Rationale: Integration with EHR ensures seamless access to patient data
and improves clinical decision-making.
3. Which of the following is the most reliable source to find peer-
reviewed nursing research articles?
A) Wikipedia
B) MEDLINE via PubMed
C) Google Scholar
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, D) Personal blogs of nurses
ANS: B) MEDLINE via PubMed
Rationale: MEDLINE is a curated database of peer-reviewed and
medically relevant literature, favored for evidence-based nursing
research.
4. To reduce bias in a systematic literature search, the nurse should
primarily:
A) Use only English language studies
B) Include both published and unpublished studies
C) Rely on one database
D) Select articles based on abstracts only
ANS: B) Include both published and unpublished studies
Rationale: Including grey literature reduces publication bias and leads to
more comprehensive evidence.
5. What does the acronym PICO stand for in constructing clinical research
questions?
A) Problem, Intervention, Comparison, Outcome
B) Patient, Information, Criteria, Observation
C) Population, Intervention, Comparison, Outcome
D) Population, Information, Control, Outcome
ANS: C) Population, Intervention, Comparison, Outcome
Rationale: PICO is a standardized framework for evidence-based clinical
questions to guide literature searches.
Fill-in-the-Blank Questions
6. The process of validating the authenticity and credibility of online
health information is called __________.
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