GateQA — Free GATE CS Previous Year Questions & Mock Tests

GateQA is a free GATE CS preparation platform with 3,500+ previous-year questions (1987–2026), 36,000+ aptitude questions, full-length year-wise mock tests, a built-in GATE calculator, performance analytics, and full offline support.

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GateQA — Free GATE CS Preparation Platform

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.

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Algorithms

GATE CSE 2000 | Question: 2.15

Subject: Algorithms
Paper: 2000
Suppose you are given an array $s[1....n]$ and a procedure reverse $(s, i, j)$ which reverses the order of elements in $s$ between positions $i$ and $j$ (both inclusive). What doe…
Answer: A

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