In Panel I of the figure below, the front view and top view of a structure are shown. Which one of the 3D structures shown in Panel II possesses the views shown in Panel I?
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GATE CSE 2026 Set 1 · Q7
Time

Select one answerSingle correct
Solution
Official answer: D) (iv)
Spatial AptitudeTo find the correct 3D structure:
Front View: Looking from the indicated front view direction, the left column has a height of units while the right column has a height of unit, forming an L-shape.
Top View: Looking from directly above, the left side spans units from front to back, while a single block extends to the right from the upper-middle section.
Only structure (iv) correctly produces both orthographic projections.
Therefore, (D) is the correct option.
Try the question first, then check your work.
Examiner trap
Project each 3D structure onto the vertical (front) and horizontal (top) planes along the specified viewing directions.
This Spatial Aptitude previous year question is Q7 of the GATE CSE 2026 Set 1 paper. Find more GATE CSE PYQs on Spatial Aptitude in General Aptitude, or browse all GATE CSE PYQs.
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Spatial Aptitude has 16 GATE CSE PYQs across 9 papers from 2017 to 2026. 10 of them are 2-mark MCQs like this one, and GATE CSE 2026 Set 1 has 2.
How GATE tests Spatial AptitudeIndependent practice explanation verified by the GateAI team. GATE is conducted by the IITs; question text follows the official paper.