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Question

Which type of drawing uses symbols to represent components, constructs, or relationships in a drawing?

This question was previously asked in
RRB ALP 2018 CBT 2 Fitter Question Paper (21-Jan-2019) (Shift 3)
The correct answer is
Schematic

Schematic Drawing Uses Symbols

The question asks for the type of drawing that uses symbols to represent components, constructs, or relationships.

Analysis of Drawing Types:

  • Assembly Drawing: Shows how parts fit together, often detailed, not primarily symbolic.
  • Animation: Deals with motion and sequence, not static symbolic representation.
  • Schematic Drawing: Specifically uses standardized symbols to represent components (like resistors, switches) and their connections or relationships within a system (e.g., electrical circuits).
  • Pictorial Drawing: Aims for a realistic 3D visual representation, not symbolic.

Identifying the Correct Type:

Based on the definitions, a schematic drawing is the type that fundamentally relies on symbols for representation.

For example, in an electrical schematic, a zigzag line represents a resistor, and a circle with crossed lines represents a lamp. These symbols abstract the actual physical component and focus on its function and connection within the circuit.

Conclusion:

Therefore, the drawing type that uses symbols to represent components, constructs, or relationships is a schematic drawing.

Correct Answer: Option C: Schematic

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