Cautionary/warning signs are typically:
Choose the correct answer
Rectangular green only
Circular blue only
Black pavement markings only
Triangular with red border and black symbol on white background
Correct Answer
D. Triangular with red border and black symbol on white background
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Warning signs alert drivers to potential hazards ahead. Reference: IRC:67-2021 Code of Practice for Road Signs; PDF page references from downloaded public copy Cl.3.2; PDF p.11
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This MCQ belongs to Geometric Design of Highways and Traffic Engineering. Full tests include timed attempts, rank comparison and subject-wise analysis.