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Topic-wise Deep Dive

Operating System (CS)
GATE 2026/2027 Solved PYQ Hub

Master Operating System for GATE 2026 & 2027 with topic-wise solved previous year questions, formula sheets, and weightage analysis. Explore all modules and crack the CS syllabus systematically.

Practice ALL Operating System PYQsSubject Strategy
Core Strategy

The Operating System
Roadmap

Master the high-level strategy, weightage, and mindset needed for this subject.

Read Full StrategyPractice Subject PYQs

Topic Mastery

9 Focus Areas
Module Mastery
70 PYQsHigh

Cpu Scheduling

Get ahead in GATE CS with in-depth knowledge of CPU Scheduling, a fundamental concept in Operating Systems

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Topic Strategy
Module Mastery
41 PYQsHigh

Deadlock

Master Deadlock for GATE CS. Specific strategies, weightage, and formulas for Computer Science aspirants.

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Topic Strategy
Module Mastery
15 PYQsHigh

Disk Scheduling

Learn the fundamentals of disk scheduling in operating systems for GATE CS. Understand the different algorithms, their advantages, and disadvantages.

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Topic Strategy
Module Mastery
13 PYQsHigh

File Systems

Learn the fundamentals of file systems for the GATE CS exam, including file organization, file allocation, and file system management.

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Topic Strategy
Module Mastery
114 PYQsHigh

Memory Management

Learn the fundamentals of memory management in operating systems, including virtual memory, paging, and segmentation, to ace your GATE CS exam.

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Topic Strategy
Module Mastery
27 PYQsHigh

Process

Learn the fundamentals of Process in Operating System for GATE CS, including process states, scheduling, and synchronization.

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Topic Strategy
Module Mastery
57 PYQsHigh

Process Synchronization

Learn the fundamentals of process synchronization in operating systems for GATE CS, including concepts, techniques, and formulas to solve problems.

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Topic Strategy
Module Mastery
26 PYQsHigh

System Call

Learn the fundamentals of system calls in operating systems for GATE CS preparation.

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Topic Strategy
Module Mastery
11 PYQsHigh

Thread

Learn the fundamentals of threads in operating systems for GATE CS, including types, advantages, and essential formulas.

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Topic Strategy
Expert Guidance

Frequently Asked Questions

Common queries regarding Operating System preparation for the GATE CS exam.

Q.What is the weightage of Operating System in GATE CS?

A.Operating System is a core subject in GATE CS. Based on historical data, it typically accounts for a significant portion of the total marks, with Cpu Scheduling, Deadlock, Disk Scheduling being the most critical modules.

Q.How many Operating System PYQs are available for practice?

A.There are currently 374+ solved previous year questions available for Operating System on pyqgate.in, covering all major topics from 2010 to 2026.

Q.Which are the best topics in Operating System to study first for GATE 2027?

A.For GATE 2027 preparation, we recommend focusing on high-weightage topics like Cpu Scheduling and Deadlock and Disk Scheduling first, as they appear most frequently in the exam.