Nokea
CDM stands for-
- A. clean development mechanism
- B. community development mechanism
- C. clear development model
- D. none
Correct Answer: A
Rationale: Clean Development Mechanism (CDM) is a part of the Kyoto Protocol aimed at reducing emissions.
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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.
Describe the significance for epidemiology of the identification of specific agents of disease.
- A. It allows for targeted treatments.
- B. It proves that all diseases are infectious.
- C. It eliminates the need for surveillance.
- D. It focuses solely on chronic diseases.
Correct Answer: A
Rationale: Identifying specific agents enables effective prevention, control, and treatment strategies.
The nature of common source epidemic:
- A. scattered effect
- B. explosive
- C. more prevalence rate
- D. all of above
Correct Answer: B
Rationale: Common-source epidemics are characterized by a rapid increase in cases, hence explosive.
Randomization is done in experimental study:
- A. to eliminate selection bias.
- B. to select control
- C. to eliminate confounding bias
- D. all of above
Correct Answer: D
Rationale: Randomization helps to eliminate selection and confounding biases while selecting controls.
Plotted curve usually begins in the lower left corner
- A. Cumulative frequency curve
- B. Survival curve
- C. Both
- D. Neither
Correct Answer: A
Rationale: Cumulative frequency curves start at the lower left corner.