In the following figure, triangle represents artists, square represents military officers, circle represents stamp collectors and rectangle represents fathers. Which set of letters represents stamp collectors who are military officers?

1. A

   GF

2. B

   FH

3. C

   IG

4. D

   GFH

Appeared in: DSSSB -28 August 2019 (Shift-2)

Explanation

• The question asks to identify the group that represents both 'stamp collectors' and 'military officers'.
• According to the key, 'stamp collectors' are represented by the Circle and 'military officers' are represented by the Square.
• the set of letters found in the intersection (overlapping area) of the Circle and the Square.
• Observing the diagram, the letters within the overlapping area of the Circle and the Square are F and H.

Why Other Options Were Wrong

• Option A: The letter G is inside the Circle (stamp collector) and the Rectangle (father), but it is outside the Square. Therefore, G does not represent a military officer.
• Option C: The letter I is inside the Circle (stamp collector) and the Triangle (artist), but it is outside the Square. The letter G is also outside the Square. Neither represents a military officer.
• Option D: This option includes the letter G, which is not inside the Square. A person represented by G is a stamp collector and a father, but not a military officer.

Related Visual

Clinical Relevance

• Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Venn Diagram Interpretation as background academic context rather than a clinical decision trigger.
• This question tests logical and analytical reasoning skills, not direct clinical knowledge.
• While not a clinical scenario, the ability to interpret complex information from diagrams and data is crucial for nurses when reading patient charts, lab results, and monitoring equipment.
• What if the question asked for 'artists who are fathers but not stamp collectors'? The nurse would need to find the intersection of the Triangle and Rectangle, while excluding any area that also overlaps with the Circle. This demonstrates the need for precise data interpretation.

How to Approach the Question

• First, carefully read the question and the key provided for the Venn diagram. Associate each shape with its corresponding category (e.g., Circle = Stamp Collectors).
• Identify the two specific categories the question is asking to combine: 'stamp collectors' and 'military officers'.
• Locate the corresponding shapes for these categories on the diagram (Circle and Square).
• Find the area where these two shapes overlap. This is the intersection, representing individuals who belong to both groups.
• Identify all the letters present within this overlapping area.
• Compare the set of letters you found with the given options to select the correct answer.

Concept Tested & Keywords

• Concept Tested: Venn Diagram Interpretation
• Stem keywords: Venn diagram, triangle, artists, square, military officers, circle, stamp collectors, rectangle
• Lead-in keywords: Which set of letters represents

Question ID

Q_QObWC4-qTzJmn6k6vKKm

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