GateQA is a free GATE CS preparation platform featuring 3,500+ previous-year questions (1987–2026),
36,000+ aptitude questions, subject-wise and year-wise mock tests, performance analytics,
and full offline support. Practice Operating Systems, Algorithms, DBMS, Computer Networks,
Theory of Computation, Discrete Mathematics, Compiler Design, Digital Logic, and more.
The following sequence corresponds to the preorder traversal of a binary search tree $T$ : \[ 50,25,13,40,30,47,75,60,70,80,77 \] The position of the element $60$ in the postorder…
Answer: 7
This static SEO snapshot loads the full interactive GateQA app when JavaScript is available.