Nokea
Establishment of DDA in
- A. 1979
- B. 1989
- C. 1979
- D. 1986
Correct Answer: A
Rationale: The Department of Drug Administration (DDA) was established in 1979.
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First step of epidemic investigation?
- A. Preparing case definition
- B. Mapping the epidemic
- C. Confirmation
- D. Searching for the cases
Correct Answer: C
Rationale: The first step in investigating an epidemic is to confirm the existence of the outbreak through verification of cases.
Define the following terms: Intervention study
- A. A study where researchers observe natural behaviors.
- B. A study where researchers manipulate variables to assess impact.
- C. A study analyzing past records.
- D. A study based solely on surveys.
Correct Answer: B
Rationale: Intervention studies involve deliberate manipulation of variables by researchers.
Which of the following is the strength of Case control study?
- A. rare disease
- B. bias can be minimized
- C. temporal relationship can be established
- D. relative risk can be calculated
Correct Answer: A
Rationale: Case-control studies are particularly useful for studying rare diseases.
What are key sources of morbidity data?
- A. Environmental monitoring data.
- B. Hospital discharge data.
- C. Laboratory results.
- D. Notifiable disease reports.
Correct Answer: D
Rationale: Notifiable disease reports provide critical data on specific diseases of public health importance.
The interquartile range covers what proportion of a distribution?
- A. 25%
- B. 50%
- C. 75%
- D. 100%
Correct Answer: B
Rationale: The IQR spans the middle 50% of the data.