Operating System MCQs
Solved operating systems MCQ collections from the KnowledgeGate question bank for GATE, UGC NET and placement preparation.
54 articles in this topic

Process State and Lifecycle MCQs: 12 Solved OS Questions with Explanations
Attempt 12 process-state MCQs, then use concise explanations to trace CPU scheduling events, termination cases, Unix lifecycle traps, and CPU limits.

Priority Scheduling MCQs: 12 Solved Questions with Explanations
Attempt 12 priority scheduling MCQs, then check step-by-step explanations covering timelines, waiting time, starvation remedies, fair share, and dispatch cost.

Classical Synchronization Problems MCQs: 12 Solved Questions with Explanations
Test your grasp of bounded buffers, readers-writers and dining philosophers through 12 solved MCQs. Trace each state change before reading the explanation.

Deadlock Basics and Conditions MCQs: 12 Solved Questions with Explanations
Attempt 12 published deadlock MCQs, then use the worked reasoning to check definitions, Coffman conditions, resource bounds, circular waits, and unsafe states.

Thrashing and Frame Allocation MCQs: 12 Solved Questions
Test your understanding of thrashing, frame allocation, working sets, page faults, and recovery through 12 MCQs with step-by-step explanations.

Storage & RAID Management MCQs: 12 Solved Questions with Explanations
Test your storage fundamentals with 12 published MCQs, fresh explanations, a six-drive capacity comparison, an XOR reconstruction, and a tape-rate calculation.

Fork System Call MCQs: 12 Solved Questions with Explanations
Practise 12 published fork() MCQs, from basic return values to process trees, inherited descriptors and traced C output, with concise worked explanations.

System Calls and Dual Mode MCQs: 12 Solved Questions with Explanations
Test your understanding of the user/kernel boundary with 12 system-call and dual-mode MCQs. Each answer shows why the correct option works and why the distractors fail.

Operating System Structure and Interface MCQs: 12 Solved Questions
Test your understanding of OS architecture, booting, and user interfaces with 12 answered MCQs. Each explanation shows the rule that separates the correct option from its distractors.

Linux IPC & Networking MCQs: 12 Solved Questions with Explanations
Test your reasoning against 12 published Linux questions covering IPC models, pipes, signals, networking tools, command pipelines, permissions, cron and shell parameters.

Contiguous Allocation MCQs: 12 Solved Questions with Explanations
Solve 12 published contiguous allocation MCQs, then use stepwise hole lists and fragmentation checks to understand why each option is right.

Memory Management Basics and Hierarchy MCQs: 12 Solved Questions with Explanations
Solve 12 published memory-management MCQs with step-by-step explanations covering hierarchy, volatility, locality, MMU translation, address bits, and protection.